TW201420042A - Reverse-closing umbrella - Google Patents

Abstract

A reverse-closing umbrella (10) comprises a central shaft (20) with a handle (30) at one end, a first runner section (40) fitted to the outside of the central shaft (20) so as to be capable of sliding along the central shaft (20), a second runner section (50) fitted to the outside of the first runner section (40) so as to be capable of sliding along the first runner section (40), a third runner section (60) fitted to the outside of the first runner section (40) so as to be capable of sliding along the first runner section (40) at the other end of the central shaft (20) from the second runner section (50), ribs (70) having one end rotatably supported by the first runner section (40), first stretchers (80) having one end rotatably supported by the second runner section (50) and the other end rotatably supported by a rib (70), and second stretchers (90) having one end rotatably supported by a rib (70) at a position nearer the tip than where the first stretcher (80) is supported and the other end rotatably supported by the third runner section (60).

Description

Reverse folding umbrella

The present invention relates to a back-side folding umbrella that can accommodate a rain-soaked surface.

As for the conventional inverted folding umbrella, there has been described in Patent Document 1 previously filed by the applicant of the present application. In this regard, the reverse folding umbrella is configured as a main shaft rod having an umbrella opening and closing portion and an umbrella opening and closing portion, and the umbrella opening and closing portion is provided with a sliding shaft rod externally fitted to the main shaft rod and externally embedded in the sliding shaft rod. Cylinder shaft. One end of the main shaft and the tarpaulin is attached to the front end of the sliding shaft, and one end of the first bone is pivotally connected to the middle portion of the main bone. Further, the other end of the first bone is pivotally connected to the base of the cylindrical shaft. Further, the second bone is slidably attached to the intermediate portion of the first bone. The other end of the second bone is configured to be pivotally connected to the main bone.

[Previous Technical Literature]

[Patent Literature]

Patent Document 1: Japanese Laid-Open Patent Publication No. 2011-5224

However, in the above-described reverse folding umbrella, since the second bone is formed to be slidable in the bone insertion groove of the first bone, the strength of the first bone is insufficient, and the second bone is oriented toward the main shaft. The movement in the axial direction is limited by the insertion of the bone of the first bone, and the main bone becomes the main The position where the axis of the shaft is orthogonal to each other requires a large amount of force, and the opening and closing of the tarpaulin may not be smoothly performed, and further improvement is desired.

In view of the above, it is an object of the present invention to provide an umbrella for reverse folding, which can secure the strength of the first support bone (the first bone in Patent Document 1) and smoothly perform the umbrella cloth (the tarpaulin in Patent Document 1) ) The opening and closing action.

The invention described in claim 1 is a reverse folding umbrella configured to include a middle shaft, a first rotating wheel portion, and a second rotating shaft portion, wherein the middle rod has a grip on one end side, and the first turn a wheel portion is embedded on an outer side of the middle rod and is disposed to be slidable relative to the middle rod, the second wheel portion is embedded on an outer side of the first wheel portion and is disposed to be opposite to the first wheel The sliding portion includes: a mother bone, one end of which is supported to be rotatable relative to the first rotating wheel portion, and is provided with an umbrella cloth; and the first supporting bone, one end of which is supported to be relatively Rotating at the second reel portion and supporting the other end to be rotatable with the mother bone; in the state in which the umbrella cloth is folded, the mother bone is folded with the umbrella cloth toward the center rod side, The front surface of the umbrella cloth is housed inside, and the first wheel portion is slid toward the other end side of the center bar with respect to the middle bar, and the first wheel portion is opposite to the second wheel portion. Sliding toward the other end side of the middle rod, thereby utilizing the first Supporting the bone to support the fixing of the mother bone to act as a fully open state, the reverse folding umbrella characterized by having a third rotating wheel embedded in the outer side of the first rotating wheel portion and configured Slidable relative to the first reel portion, disposed on an end side closer to the middle rod than the second reel portion; and having: a second support bone, one end supporting the first support than the mother bone The portion of the bone is supported on the front end side so as to be rotatable, and the other end is supported to be rotatable relative to the third reel.

Thereby, in the series of actions of the mother bone from when the umbrella cloth is folded to when the umbrella cloth is fully opened, because of the movement trajectory of the support portion of the second support bone and the mother bone, and the first support bone and the mother bone The movement of the support part is different, which causes the rotation of the mother bone to be an obstacle, so the actions of the two must be adjusted by some means. That is, the skeleton portion of the umbrella for folding the back surface is used, and the second rotor portion movable along the axial direction of the middle rod is used, and the axis along the axis of the middle rod is added. The third revolver that moves is used as a sliding crank structure for adjusting the action of the supporting portion of the second supporting bone and the mother bone and the action of supporting the supporting portion of the first supporting bone and the mother bone, so that the rotation of the mother bone becomes smooth .

Therefore, the first support bone (the first bone in Patent Document 1) does not form a groove, and the strength of the first support bone can be ensured, and the rotation of the mother bone can be smoothly performed, and the smoothness can be performed smoothly. The opening and closing action of the umbrella cloth.

Further, the mother bone has a mother bone base portion, one end of which is supported to be rotatable relative to the first wheel portion, and a mother bone body portion, one end of which is supported at the other end of the mother bone base to be rotatable; The length of the main body portion of the mother bone is formed to be less than or equal to the length of the outer circumference of the umbrella cloth when the umbrella cloth is fully opened, as viewed from the axial direction of the middle rod. The second rotating wheel portion is provided with a tubular actuating cylinder portion extending toward the other end side of the middle rod and accommodating the base of the mother bone, the base of the mother bone being supported by the first rotating wheel portion The portion is located in the operating cylinder portion when the umbrella cloth is folded, and is located outside the operating cylinder portion in a state in which the umbrella cloth is completely opened.

Thereby, the portion of the base of the mother bone supported by the first rotor portion is located in the actuator cylinder portion when the umbrella cloth is folded, in other words, the rotation of the base portion of the mother bone is restricted during the bottom of the base portion of the mother bone portion of the mother bone portion. Only the mother body portion is rotated to open. The opening of the mother bone is limited to the main body portion of the mother bone, and the base portion of the mother bone is moved to the outside of the actuation cylinder portion by the portion supported by the first rotor portion, whereby the base portion of the mother bone is rotated to make the umbrella cloth fully open.

In particular, in the state in which the mother bone is completely opened, the length from the middle of the umbrella to the outer periphery of the umbrella cloth is exceeded, and in the state in which the mother cloth is completely opened, the back side is folded toward the grip side, and the umbrella is folded. The opening and closing operation can be smoothly performed by setting the mother bone to a stage in which only the mother bone portion is opened and a stage in which the mother bone base is opened.

Further, a stopper member is formed, the stopper member being formed to be movable inside and outside the center rod, the second wheel portion being located at a predetermined position of the middle rod, and the first wheel portion being grooved along the axial direction a groove, and the stopper member is disposed to be movable in the groove, the second rotor portion is formed to be engageable with the stopper member, and one end side of the middle rod of the first runner portion An abutting portion is disposed at the end portion, and the abutting portion is engageable with the third rotating wheel when the first rotating wheel portion slides toward the other end side of the middle bar relative to the second rotating wheel portion Abutting, the second support bone or the mother bone is formed to be expandable and contractible.

Thereby, the second rotating wheel portion is positioned at a predetermined position of the middle rod by the stopper member, the abutting portion abuts against the third rotating wheel, and the third rotating wheel is slid toward the other end side of the middle rod and is reduced. The two supporting bones correspond to the length of the movement, or the length of the elongated mother bone corresponds to the length of the movement, so that the rotation of the mother bone becomes smooth, which facilitates the smooth opening and closing of the umbrella cloth.

Furthermore, by the abutting portion blocking and pushing up the third rotating wheel, the second supporting bone pushes in and supports the mother bone and gives the umbrella cloth tension, so that the opening condition of the umbrella cloth is good.

Further, the outer peripheral surface of the first rotor portion is provided with a guide portion that protrudes in a direction orthogonal to the axial direction of the center rod, and the end portion of the other end side of the middle rod of the guide portion is provided a locking portion is defined, the locking portion restricting movement of the second rotating portion to one end side of the middle rod, and the end portion of the first rotating portion at the other end side of the middle rod is provided with a releasing portion The releasing portion is formed to be capable of pushing the stopper member into the middle rod, and the second rotating portion is provided with a locking portion movable in a direction orthogonal to an axial direction of the middle rod; The locking plate portion is engageable with the stopping member; and the locking portion is provided with a locked portion, the locked portion is locked with the locking portion, and the locking portion is locked with the locking portion The locking portion is configured to restrict movement of the second rotating portion to the one end side of the middle rod when the umbrella is folded, and when the umbrella is opened, the stopping member is pushed by the releasing portion Entering into the middle rod and entering the groove of the first wheel portion, engaging with the locking plate portion, thereby stopping the second wheel portion a predetermined position of the rod, and the stopper member abuts against the locking portion to release the locking of the locking portion and the locked portion, and when the umbrella cloth is completely opened from the state in which the umbrella cloth is completely opened The guide portion slides with the engaged portion to guide the second reel portion to a state in which the first reel portion is locked, and the release portion abuts against the stopper member to be released. The stopper member is engaged with the locking plate portion to release the stopping of the second rotating portion at a predetermined position of the middle rod.

Thereby, when the umbrella is opened, the stopper member is pushed into the middle rod by the releasing portion to enter the groove of the first rotor portion, thereby engaging the stopper member with the locking plate portion. And the locking of the locking portion and the locked portion is released, and the first rotating portion can be slid with respect to the second rotating portion. Further, when the umbrella cloth is folded, the first reel portion is slid with respect to the second reel portion, whereby the locking portion of the guiding portion and the locked portion of the locking portion can be locked, and the second reel is restricted. The movement of the portion toward the one end side of the middle rod improves the operability of the opening and closing operation of the umbrella cloth.

Further, when the umbrella cloth is folded, the locking of the middle bar and the first reel portion is released, and the first reel portion is guided from the state in which it can slide relative to the second reel portion to the second reel. When the part is locked, the releasing unit releases the stop of the second rotating wheel portion at the predetermined position of the middle bar, so that the operation at the time of folding the umbrella cloth is smooth and stable.

Further, the middle bar is provided with a stopper which protrudes in a direction orthogonal to the axial direction of the middle bar, and the second reel portion is located at a predetermined position of the middle bar, the first The runner portion is formed with a groove along the axial direction, and the stopper is configured to be movable in the groove, and the second runner portion is formed to be engageable with the stopper, the first turn An end portion of one end side of the middle portion of the wheel portion is provided with an abutting portion that slides the first rotating wheel portion toward the other end side of the center bar with respect to the second rotating wheel portion And contacting the third rotating wheel, the second supporting bone or the female bone is formed to be expandable and contractible.

In the case of such a configuration, the rotation of the mother bone is also smoothed, which facilitates the smooth opening and closing of the umbrella cloth, and the umbrella cloth can be opened.

Further, the outer peripheral surface of the first rotor portion is provided with a guide portion that protrudes in a direction orthogonal to the axial direction of the middle rod, and the other end portion of the middle portion of the guide portion is provided a locking portion is defined, the locking portion restricting movement of the second rotating portion to one end side of the middle rod, and the first rotating portion is disposed at an end portion of the other end side of the middle rod, and is provided with an inducing portion. The inducing portion can induce the stopper into the groove, and the other end side of the middle rod of the first rotating portion is provided with a releasing portion, and the releasing portion can release the stopper and the second turn The wheel portion is engaged, and the second wheel portion is separately formed Rotating and rotatable about the axis of the middle rod: a first annular plate portion; and a second annular plate portion located closer to one end of the middle rod than the first annular plate portion And the first annular plate portion is provided with: an engaging portion engageable with the stopper; and the first rotating action portion abuts against the releasing portion to release the stopper and the Engaging the engaging portion; and the second annular plate portion is provided with a locked portion that is locked with the locking portion; and the second rotating action portion is abutted against the stopper The locking portion and the locked portion are locked; and the locking portion is locked with the locked portion, and the second rotating portion is restricted to the middle rod when the umbrella is folded When the one end side is moved, when the umbrella cloth is opened, the stopper is induced by the inducing portion to enter the groove of the first reel portion, and the engaging portion is brought into contact with the engaging portion. The first annular plate portion is rotated to engage with the engaging portion of the first annular plate portion, so that the second rotating portion is parked at a predetermined position of the middle rod The stopper abuts against the second rotating action portion to rotate the second annular plate portion, and releases the locking of the locking portion and the locked portion, from the state in which the umbrella cloth is fully opened. When the umbrella cloth is folded, the guiding portion slides with the locked portion to guide the second rotating portion to a state in which the first rotating portion is locked, and the releasing portion and the first portion The rotation action portion abuts the first annular plate portion to release the engagement between the stopper and the engagement portion, thereby releasing the stop of the second rotation portion at the predetermined position of the middle rod .

Thereby, the operability of the opening and closing operation of the umbrella cloth can be improved, and the operation at the time of folding the umbrella cloth can be made smooth and stable.

Further, by using the annular first annular plate portion and the second annular plate portion, the movement of the engaging portion and the locked portion is a rotational motion centering on the axis of the middle rod, as compared with In the case of linear motion, the dead space can be reduced, and the size of the second runner portion can be reduced.

Further, the outer peripheral surface of the first rotor portion is provided with a guide portion that protrudes in a direction orthogonal to the axial direction of the middle rod, and the other end portion of the middle portion of the guide portion is provided a locking portion is defined, the locking portion restricting movement of the second rotating portion to one end side of the middle rod, and the first rotating portion is disposed at an end portion of the other end side of the middle rod, and is provided with an inducing portion. The inducing portion can induce the stopper into the groove, and the other end side of the middle rod of the first rotating portion is provided with a releasing portion, and the releasing portion can release the stopper and the second turn The wheel portion is engaged, and the second wheel portion is provided with a ring plate The annular plate portion is formed in an annular shape and is rotatable about a rotation center of the middle rod. The annular plate portion is provided with an engaging portion that can be engaged with the stopper; The locking portion is engageable with the locking portion; and the rotating action portion abuts against the releasing portion to release the engagement between the stopper and the engaging portion; and the locking portion and the card are engaged The stopping portion is locked, and when the umbrella cloth is folded, the movement of the second rotating portion to the one end side of the middle rod is restricted, and when the umbrella is opened, the stopper is induced by the guiding portion And entering the groove of the first reel portion, abutting the engagement portion to rotate the annular plate portion, releasing the locking of the locking portion and the engaged portion, and The engaging portion of the annular plate portion is engaged such that the second rotating portion is located at a predetermined position of the middle bar, and the guiding is performed when the umbrella is folded from a state in which the umbrella is completely opened. The portion is slid with the locked portion to guide the second rotating portion to a state of being locked with the first rotating portion, and the releasing portion and the rotating portion The ring portion is rotated by the contact portion, and the engagement between the stopper and the engaging portion of the annular plate portion is released, thereby releasing the second position of the second wheel portion at the center rod. Stopped.

In the case of such a configuration, the operability of the opening and closing operation of the umbrella cloth can be improved, and the operation of the umbrella cloth can be smooth and stable.

Further, by using the annular annular plate portion, the movement of the engaging portion and the engaged portion becomes a rotational motion centering on the axis of the middle rod, which can be reduced as compared with the case of linear motion. The dead angle can reduce the size of the second runner.

Further, the second reel portion is provided with a protruding piece extending from the inner peripheral side toward the axis of the middle rod, and the second reel portion is located at a predetermined position of the middle rod, The first runner portion is formed with a first groove along the axial direction, the middle rod is formed with a second groove along the axial direction, and the protruding piece is disposed in the first groove and the second groove Interposing and walking, the protruding piece is formed to be engageable with an end of the other end side of the middle rod of the second groove, and the end of the one end side of the middle rod of the first rotating part The abutting portion is configured to be in contact with the third reel when the first reel portion slides toward the other end side of the middle bar with respect to the second reel portion The second support bone or the mother bone is formed to be expandable and contractible.

In the case of such a configuration, it is also possible to facilitate the smooth opening and closing of the umbrella cloth, and to improve the opening condition of the umbrella cloth.

Further, the outer peripheral surface of the first rotor portion is provided with a guide portion that protrudes in a direction orthogonal to the axial direction of the middle rod, and the other end portion of the middle portion of the guide portion is provided a locking portion is defined, the locking portion restricting movement of the second rotating portion to one end side of the middle rod, and the other end side of the middle rod of the first rotating portion is provided with a first releasing portion, a releasing portion is configured to release the engagement with the middle rod, and the second rotating wheel portion is disposed with a first annular plate portion formed in an annular shape and capable of rotating with the axis of the middle rod as a center of rotation; a second annular plate portion located closer to one end side of the middle bar than the first annular plate portion, formed in an annular shape and rotatable about a center of rotation of the center bar; and a release plate portion disposed The first annular plate portion and the second annular plate portion are movable along the axial direction of the middle rod; and the second groove has a bent portion at an end portion of the other end side of the middle rod. The bent portion is bent to restrict movement of the protruding piece in the axial direction of the middle rod, and the first groove has a wide portion, and the wide portion is formed as The other end side of the middle rod is wider than the other portions, and the wide portion has a projecting piece guiding portion formed to move the protruding piece toward the side of the bent portion, the first ring The plate portion is provided with: the protruding piece engages with the bending portion; and the first rotating action portion abuts against the first releasing portion to release the card of the protruding piece and the bending portion The release plate portion is provided with a second release portion that releases the restriction of the movement of the second rotor portion toward the one end side of the middle bar, and the second annular plate portion is provided with: a locking portion that locks with the locking portion; and a second rotation acting portion that abuts the second releasing portion to release the locking of the locking portion and the locked portion; and the locking portion Engaging with the locked portion, and restricting movement of the second rotating portion to one end side of the middle bar when the umbrella is folded, and when the umbrella is opened, the protruding piece and the protruding piece The end portion on the other end side of the middle rod of the second groove abuts and moves the releasing plate portion toward one end side of the middle rod, and the releasing plate portion The second releasing portion abuts against the second rotating action portion to rotate the second annular plate portion to release the locking of the locking portion and the locked portion, and the extension of the first annular plate portion The sheet is guided by the protruding piece guiding portion, and is engaged with the bent portion, so that the second rotating wheel portion is located at a predetermined position of the middle rod, and is folded from a state in which the umbrella cloth is completely opened. In the case of the umbrella cloth, the guiding portion slides with the locked portion to guide the second rotating portion to a state of being locked with the first rotating portion, and the first releasing portion and the first rotation The action portion abuts to rotate the first annular plate portion, and the solution In addition to the engagement of the bent portion with the protruding piece, the second rotating wheel portion is released from the predetermined position of the middle bar.

In the case of such a configuration, the operability of the opening and closing operation of the umbrella cloth can be improved, and the operation at the time of folding the umbrella cloth can be made smooth and stable.

Further, by using the annular first annular plate portion and the second annular plate portion, the movement of the protruding piece and the locked portion becomes a rotational motion centering on the axis of the middle rod, as compared with In the case of linear motion, the dead angle can be reduced and the size of the second runner portion can be reduced.

Further, the umbrella cloth has a main umbrella cloth and an auxiliary umbrella cloth, and is formed in a bag shape, and the auxiliary umbrella cloth is viewed from the axial direction of the middle rod, and the center cloth is completely opened in a state in which the umbrella cloth is completely opened. And overlapping with the main umbrella cloth in a predetermined range, and stitching with the main umbrella cloth at an outer peripheral edge portion, the main umbrella cloth is installed at an end portion of the other end side of the middle rod, and the auxiliary umbrella cloth is installed at the first An end portion of the other end side of the middle rod of the runner portion, or the main umbrella cloth is installed at an end portion of the other end side of the middle rod of the first rotating wheel portion, the auxiliary umbrella cloth is mounted on the The end of the other end side of the middle rod.

Therefore, when the first rotor portion is slid toward the grip side when the umbrella cloth is folded, the main umbrella or the auxiliary umbrella attached to the end portion of the other end side of the rod among the first runner portions is provided. The cloth is pulled toward the one end side of the middle rod along the axial direction of the middle rod, and the main umbrella cloth and the auxiliary umbrella cloth formed into a bag shape are oriented orthogonal to the axis of the middle rod, in other words, pulled toward the middle rod, which can be The mother bone is pushed into the middle rod and the appearance of the umbrella cloth is good. At this time, when the umbrella cloth is folded, when viewed from the direction orthogonal to the axis of the middle bar, the stitching portion of the main umbrella cloth and the auxiliary umbrella cloth is bent so that the umbrella cloth becomes a W-shape, and the umbrella cloth becomes a valley. The part blocks the rain and prevents rain from entering the grip side.

Moreover, if the grip is extended from the end of the one end side of the middle rod, the hand-held portion of the grip is located away from the axis of the middle rod, so that the sliding range of the first rotating portion is made closer to The end edge of the one end side of the middle rod can shorten the length in the axial direction of the middle rod of the entire back side folding umbrella.

Moreover, if the handle is formed to be detachable and formed to be mountable at both ends of the middle rod, When the umbrella is closed, the handle is modified to the other end side of the middle rod, and the rainwater accumulated inside does not fall when the umbrella is moved.

10‧‧‧Backside folding umbrella

20‧‧‧中棒

21‧‧‧ Lower Card

22‧‧‧Upper card

23‧‧‧stop members

24‧‧‧Under the film

24a, 24b, 25a, 25b‧‧‧ end faces

25‧‧‧Upper piece

30‧‧‧Handle

31‧‧‧Installation Department

32‧‧‧Handheld Department

40‧‧‧First runner

41‧‧‧ Body Department

41a‧‧‧ trench

42‧‧‧Guidance Department

42a‧‧‧Cards

43‧‧‧Removal Department

44‧‧‧Induction Department

44a‧‧‧through trench

45‧‧‧Sliding

46‧‧‧Mobile Operations Department

46a‧‧‧ inserted perforation

46b‧‧‧through hole

46c‧‧‧Apartment

47‧‧‧Lock release lever

47a‧‧‧ Decoupling

48‧‧‧Bone Bone Support

48a‧‧‧Installation slot

48b‧‧‧ wire trough

50‧‧‧Second runner

51‧‧‧ Body Department

51a‧‧‧ bottom wall

51b‧‧‧ Sidewall

51c‧‧‧ mounting holes

51d‧‧‧ wire trough

51e‧‧‧ inserted perforation

52‧‧‧Locking Department

52a‧‧‧The locked part

52b‧‧‧The locked part

53‧‧‧ Spring

54‧‧‧Support Department

54a‧‧‧ bottom wall

54b‧‧‧ ribs

54c‧‧‧ inserted perforation

54d‧‧‧Open ribs

54e‧‧‧Auxiliary ribs

55‧‧‧Locking plate

55a‧‧‧ Trigger Department

55b‧‧‧Installation arm

55c, 55d‧‧‧ end face

56‧‧‧Acoustic tube

56a‧‧‧Gap section

60‧‧‧ Third runner

60a‧‧‧ inserted perforation

60b‧‧‧Installation slot

60c‧‧‧ wire trough

70‧‧‧ mother bone

71‧‧‧ mother bone base

71a‧‧‧Hinges

72‧‧‧ mother bone body

80‧‧‧First support bone

81‧‧‧Hinged components

90‧‧‧Second support bone

91‧‧‧ base

91a‧‧‧Outer sliding part

92‧‧‧ front

92a‧‧‧Inside sliding part

93‧‧‧Hinged components

100‧‧‧ Umbrella

101‧‧‧Main Umbrella

101a‧‧‧ positive

101b‧‧‧Back

102‧‧‧Auxiliary Umbrella

103‧‧‧cap member

110‧‧‧ mother bone

112‧‧‧ mother bone body

113‧‧‧ base

113a‧‧‧Outer sliding part

114‧‧‧ front

114a‧‧‧Inside sliding part

120‧‧‧Second support bone

L‧‧‧ length

130‧‧‧中棒

131, 132‧‧‧stops

131a, 132a‧‧‧ end face

140‧‧‧First runner

140a‧‧‧ inserted perforation

141‧‧‧ Body Department

142, 143‧‧‧ trench

144, 145‧‧ ‧ Guidance Department

144a, 145a‧‧‧ carding

146‧‧ Mother bone support

146a‧‧‧Installation slot

146b‧‧‧ wire trough

147, 148‧‧ ‧ Induction Department

149, 150‧‧‧Remove Department

149a, 150a‧‧‧ sliding surface

151, 152‧ ‧ guidance

151a, 152a‧‧‧ carding

153, 154‧‧‧Remove Department

155, 156‧ ‧ first release department

155a, 156a‧‧ ‧ sliding surface

160‧‧‧Second runner

161‧‧‧ Body Department

161a‧‧‧ bottom wall

161b‧‧‧Installation slot

161c‧‧‧ wire trough

161d‧‧‧ inserted perforation

161e, 161f‧‧‧ evasion trench

161g, 161h‧‧‧ Blocking Department

161i, 161j‧‧ ‧ spring bearing

161k, 1611, 161m‧‧‧ outer wall

161n, 161o, 161p, 161q‧‧‧ inner wall

161r‧‧‧Circumferential wall

162‧‧‧ Second ring plate

162a, 162b‧‧‧The locked part

162c, 162d‧‧‧ sliding surface

162e, 162f‧‧‧second rotation

162g, 162h‧‧‧ sliding surface

162i, 162j‧‧ ‧ spring configuration department

163a, 163b‧ ‧ spring

164‧‧‧Support Department

164a‧‧‧ bottom wall

164b‧‧‧ inserted

164c, 164d, 164e, 164f‧‧‧ evasion trench

164g, 164h, 164i‧‧‧ outer wall

164j, 164k, 164l, 164m‧‧‧ inner wall

164n, 164o‧‧ ‧ spring bearing

165‧‧‧First ring plate

165a, 165b‧‧‧Kate

165c, 165d‧‧‧ sliding surface

165e, 165f‧‧‧ first rotating action

165g, 165h‧‧ ‧ sliding surface

165i, 165j‧‧ ‧ spring configuration department

166‧‧‧Pressing Department

166a‧‧‧Top Board

166b, 166c, 166d‧‧‧ side wall

167‧‧‧Acoustic tube

167a, 167b, 167c‧‧ ‧ notch

168a, 168b‧‧ ‧ spring

170‧‧‧Second runner

171‧‧‧ Body Department

171a‧‧‧ bottom wall

171b‧‧‧ inserted perforation

171c, 171d, 171e, 171f‧‧‧ evasion trench

171g, 171h‧‧‧ Blocking Department

171i, 171j, 171k‧‧‧ outer wall

171l, 171m, 171n, 171o‧‧‧ inner wall

171p, 171q‧‧ ‧ spring bearing

172‧‧‧ring plate

172a, 172b‧‧‧Care Department

172c, 172d‧‧‧ sliding surface

172e, 172f‧‧‧The locked part

172g, 172h‧‧ ‧ sliding surface

172i, 172j‧‧‧ Rotational action

172k, 172l‧‧‧ sliding surface

172m, 172n‧‧‧Spring Configuration Department

173a, 173b‧ ‧ spring

174‧‧‧Pushing Department

174a‧‧‧Top Board

174b, 174c, 174d‧‧‧ side wall

180‧‧‧中棒

181, 182‧‧‧ second trench

181a, 182a‧‧‧ bends

190‧‧‧First runner

190a‧‧‧ inserted perforation

191‧‧‧ Body Department

192, 193‧‧‧ first trench

192a, 193a‧‧‧ narrow

192b, 193b‧‧ wide

192c, 193c‧‧‧Extension guide

194, 195‧‧ ‧ Guidance Department

194a, 195a‧‧‧ Carding

200‧‧‧Second runner

201‧‧‧ Body Department

201a‧‧‧ bottom wall

201b‧‧‧Installation slot

201c‧‧‧ wire trough

201d‧‧‧ inserted perforation

201e, 201f‧‧‧ evasion trench

201g‧‧‧outer wall

201h, 201i, 201j, 201k‧‧‧ gap

201l‧‧‧Inside wall

201m‧‧‧ inserted perforation

201n, 201o‧‧‧ gap

201p, 201q‧‧‧ escaping department

201r, 201s‧‧ ‧ spring bearing

202‧‧‧Second toroidal plate

202a, 202b‧‧‧The locked part

202c, 202d‧‧‧ sliding surface

202e, 202f‧‧‧second rotation

202g, 202h‧‧‧ sliding surface

202i, 202j‧‧ ‧ spring configuration department

203a, 203b‧‧ ‧ spring

204‧‧‧Pressing Department

204a‧‧‧Board Department

204b, 204c, 204d, 204e‧‧‧ Extension

204f‧‧‧ Sidewall

204g, 204h‧‧ ‧ spring bearing

204i, 204j‧‧‧ board guide

205‧‧‧Remove the board

205a, 205b‧‧‧ second release

205c, 205d‧‧‧ sliding surface

205e, 205f, 205g, 205h‧‧‧ guiding grooves

206‧‧‧ Spring

207‧‧‧First ring plate

207a, 207b‧‧‧ first rotating action

207c, 207d‧‧‧ sliding surface

207e, 207f‧‧‧Exhibition

207g, 207h‧‧ ‧ spring configuration department

208a, 208b‧‧ ‧ spring

209‧‧‧Acoustic tube

209a‧‧‧Extension

C‧‧‧ center line (axis)

Fig. 1 is a front view showing a state in which a reverse folding umbrella according to an embodiment of the present invention is in a folded state.

Fig. 2 is an explanatory view showing an operation when the umbrella for folding the reverse side is opened.

Fig. 3 is an explanatory view showing an operation when the umbrella for folding the reverse side is opened.

Fig. 4 is an explanatory view showing an operation when the umbrella for folding the reverse side is opened.

Fig. 5 is an explanatory view showing an operation when the umbrella for folding the reverse side is opened.

Fig. 6 is a front view showing a state in which the umbrella for folding the back side of the embodiment of the present invention is opened.

Fig. 7 is an explanatory view showing an operation when the umbrella for folding the opposite side is folded.

Fig. 8 is an explanatory view showing an operation when the umbrella for folding the opposite side is folded.

Fig. 9 is a front view showing the state in which the umbrella for folding the reverse side is completed.

Fig. 10 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 1;

Fig. 11 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 2;

Fig. 12 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 3;

Fig. 13 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 4;

Fig. 14 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 6;

Fig. 15 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 7;

Fig. 16 is an explanatory view showing the operation of the periphery of the second runner portion in Fig. 8;

Fig. 17 is an explanatory view showing the operation of the periphery of the second reel portion in Fig. 9;

Fig. 18 is an exploded perspective view showing the first reel portion, the second reel portion, and the stopper member.

Fig. 19 is a partially enlarged view showing a relationship between a state in which the first reel portion, the mother bone, the first support bone, the second support bone, and the reverse side folding umbrella are opened.

Fig. 20 is a partially enlarged view showing the relationship between the first reel portion, the third reel, the mother bone, the first support bone, the second support bone, and the opposite side folding umbrella.

[Fig. 21] is a conceptual diagram showing (a) the installation state of the umbrella cloth in the collapsed state, and (b) showing the sheet. Conceptual diagram of the open state.

Fig. 22 is a front view showing a folded state of a modification of the reverse folding umbrella according to the embodiment of the present invention.

Fig. 23 is a front view showing a state in which a modification of the reverse folding umbrella according to the embodiment of the present invention is in the middle of opening.

Fig. 24 is a front view showing an open state of a modification of the reverse folding umbrella according to the embodiment of the present invention.

Fig. 25 is a front view showing a folded state of a first modification of the second reel portion of the reverse folding umbrella in the present invention.

Fig. 26 is a plan view showing a first rotor portion of a first modification, (b) a bottom view, a (c) side view, and (d) a plan view in which (a) is rotated by 90 degrees, (e) (b) rotates the bottom view of (b) by 90 degrees, and (f) rotates the front view of (c) by 90 degrees.

Fig. 27 is an exploded perspective view showing a first modification.

28 is a plan view of the rod and the first runner portion in (a) of the first modification, and (b) is a diagram in which (a) is rotated by 90 degrees in a plan view, and the second runner portion is decomposed. In the state, (c) is a vertical cross-sectional view, (d) is a plan view, and (d) is a diagram in which (c) is rotated by 90 degrees.

FIG. 29 is a plan view and a side view of the left row of the second rotor portion according to the first modification, and a top view and a front view when the right column is rotated by 90 degrees.

Fig. 30 is an operation explanatory view of the vicinity of the second runner portion of the first modification.

Fig. 31 is an operation explanatory view of the vicinity of the second runner portion of the first modification.

Fig. 32 is an operation explanatory view of the vicinity of the second runner portion of the first modification.

Fig. 33 is an operation explanatory view of the vicinity of the second runner portion of the first modification.

Fig. 34 is an operation explanatory view of the vicinity of the second runner portion of the first modification.

35 is a side view showing a second modification of the second rotor portion of the reverse folding umbrella in the present invention, and the right side is a front view.

36 is a cross-sectional view showing a left column in a state in which the second rotor portion of the second modification is disassembled, a vertical cross-sectional view in the center row, a plan view in the center row, and a 90-degree rotation in the vertical cross-sectional view in the right column.

37 is a front view of a rod and a grip in a third modification of the second runner portion of the reverse folding umbrella in the present invention.

Fig. 38 is a front view, a side view of a first runner portion of a third modification.

FIG. 39 is an exploded perspective view of the third modification in which the release plate portion is removed and viewed obliquely. The disassembled perspective view of the plate portion as viewed obliquely from below.

40 is a front view of the left side and a side view of the right side of the third modification.

[Fig. 41] In a state in which the second rotor portion of the third modification is disassembled, the left column is a vertical cross-sectional view, the center row is a plan view, and the right column is a cross-sectional view rotated by 90 degrees in a longitudinal cross-sectional view.

Fig. 42 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

Fig. 43 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

Fig. 44 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

Fig. 45 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

Fig. 46 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

Fig. 47 is an explanatory view showing the operation of the periphery of the second runner portion in the third modification.

Fig. 48 is an operation explanatory view of the vicinity of the second runner portion of the third modification.

[Preferred form of implementing the invention]

An embodiment of the umbrella for reverse folding of the present invention will now be described with reference to the drawings. In the following description, the upper and lower sides of the plane of FIG. 1 are defined as the up and down direction, and the left and right directions of the plane of FIG. 1 are defined as the left and right direction, and the near side direction of the plane of FIG. 1 is set to the front, and the far side of the plane of the drawing is determined to be the rear. In addition, in FIGS. 1 to 21, a part or all of the mother bone 70, the first support bone 80, the second support bone 90, the umbrella cloth 100, and the like may be omitted for the sake of brevity.

The reverse folding umbrella 10 is configured as a triple-axis structure as shown in FIGS. 1 to 21, and includes a middle bar 20 having a grip 30 on the lower side (one end side) and a first runner portion 40 embedded in the outer side of the middle bar 20. And being disposed to be slidable relative to the middle bar 20; the second reel portion 50 is fitted to the outside of the first reel portion 40 and is disposed to be slidable relative to the first reel portion 40; and the third revolving portion The wheel 60 is fitted to the outside of the first reel portion 40 and is disposed to be slidable relative to the first reel portion 40, and is disposed on the lower side of the middle rod 20 (one end side) than the second reel portion 50 ).

And comprising: a mother bone 70, one end of which is supported to be rotatable relative to the first reel portion 40 And an umbrella cloth 100; the first support bone 80 is supported at one end to be rotatable relative to the second wheel portion 50, and the other end is supported to be rotatable with the mother bone 70; and the second support bone 90, one end is supported to be rotatable on the front end side of the portion where the mother bone 70 supports the first support bone 80, and the other end is supported to be rotatable relative to the third reel 60.

The reverse folding umbrella 10 is generally opened and closed in the opposite direction to the ordinary umbrella, that is, in the state in which the umbrella cloth 100 is folded, the mother bone 70 and the umbrella cloth 100 are aligned toward the center rod 20 When the side surface is folded, and the front surface 101a of the main umbrella cloth 101, which will be described later, is housed inside, the first rotor unit 40 is slid with respect to the upper side (the other end side) of the middle rod 20 toward the middle rod 20. And sliding the first reel portion 40 relative to the second reel portion 50 toward the middle rod 20 (the other end side), thereby supporting the fixing mother bone 70 by using the first supporting bone 80 and the second supporting bone 90, The umbrella cloth 100 is brought into a fully open state.

The middle rod 20 is formed in a quadrangular cylindrical shape as shown in Figs. 1, 19, 20 and the like, and will be used to fix the lower cassette 21 of the first reel portion 40, the upper cassette 22, and the second reel portion. The stopper member 23 fixed to the middle rod 20 is disposed so as to be able to enter and exit the inner rod 20 (left and right).

As shown in Fig. 18, the stopper member 23 is formed into a long plate shape by a member having elasticity as in the case of the existing cassette, and the lower side is supported to be rotatable relative to the middle bar 20, and is disposed to extend from the middle bar 20 to the right side. Out. The stopper member 23 is formed to be deformed to the left side when pushed into the middle rod 20, to be restored by the elastic force when the push-in is released, and to protrude from the middle rod 20 to the right side. As shown in Figs. 11 to 16, the stopper member 23 has an upper end portion extending to the right side (the outer side of the middle rod 20), and has a lower projecting piece 24 and an upper projecting piece 25, and a right side opening is formed in the front view. C-shaped shape.

In a state in which the lower projecting piece 24 is extended from the center bar 20, the upper end surface 24a is formed to be orthogonal to the axial direction of the center bar 20 to block a trigger portion 55a which will be described later, and the lower end surface 24b is formed to be opposed to the end surface 24a. tilt.

The upper end piece 25a is formed to be obstructable in a state in which the upper projecting piece 25 is extended from the middle bar 20. The shape of the trigger portion 55a described later is engaged and the upper end surface 25b is formed to be inclined with respect to the axis of the middle rod 20.

As shown in FIGS. 1 to 9, 20, and the like, the grip 30 has the following configuration: the mounting portion 31 is formed in a substantially columnar shape, and is fitted to the outer side of the middle rod 20 in the axial direction on the middle rod 20; and the hand portion 32 It is extended from the mounting portion 31 in an inverted L shape and is formed to be held by the hand. The hand portion 32 is disposed at a position away from the axis of the middle bar 20.

As shown in Figs. 18, 19, and 20, the first reel unit 40 includes a trunk portion 41, a movement operation portion 46 disposed on the lower side, and a mother bone support portion 48 disposed on the upper side.

The trunk portion 41 is formed in a quadrangular tubular shape, and a groove 41a penetrating in the left-right direction is formed in the vertical direction (the axial direction of the middle rod 20) in the right side wall. The outer peripheral surface of the trunk portion 41 is provided with guide portions 42 and 42 that extend in a direction orthogonal to the direction in which the groove 41a is formed, as viewed in the axial direction of the center rod 20. That is, the guide portions 42, 42 projecting from the outer peripheral surfaces of the front and rear side walls to the front side and the rear side, respectively, are disposed.

The upper end faces of the guide portions 42 and 42 are formed as the locking portions 42a and 42a, and the movement of the second runner portion 50 to the lower side is restricted.

The upper end portion of the trunk portion 41 is provided with a releasing portion 43. When the umbrella cloth 100 is folded in a state in which the umbrella cloth 100 is fully opened, the stopper member 23 is pushed into the middle rod 20 to release the second rotating wheel portion. 50 stops at a given location.

The releasing portion 43 is configured by the inducing portion 44 and the sliding portion 45.

The inducing portion 44 is formed with a through-groove 44a, and has an outer shape of a triangular column shape, and protrudes to the right side so as to be smaller from the upper side toward the lower side in the front view, and the stopper member 23 can be induced into the body portion 41. .

The sliding portion 45 is configured by the inner surface portion of the trunk portion 41 that is contacted by the stopper member 23 from the lower end of the inducing portion 44 of the trunk portion 41 to the groove 41a when the stopper member 23 passes.

The movement operation portion 46 is formed in a cylindrical shape having a diameter that is larger than the trunk portion 41 and has a waisted portion on the front end side of the center rod 20 with a smooth drop.

The movement operation portion 46 has an insertion hole 46a through which the body portion 41 can be inserted, and a through hole 46b that penetrates the right and left direction and communicates with the insertion hole 46a and is provided with a lock release lever 47.

The lower end portion of the movement operation portion 46 is cut so as to be engageable with a part of the attachment portion 31 and the hand portion 32 of the grip 30. The corner portion (not shown) that communicates with the insertion hole 46a and the through hole 46b is formed in a shape that can be engaged with the lower cassette 21 and the upper cassette 22.

The upper end surface of the movement operation portion 46 has an abutting portion 46c that can abut against the third reel 60 when the first reel portion 40 slides toward the upper side of the middle rod 20 with respect to the second reel portion 50.

The lock release lever 47 has a retaining hook 47a and is inserted into the through hole 46b, and is formed to be movable in the left-right direction, and the lower latch 21 or the upper latch 22 can be pushed into the middle rod 20 to release and engage with the moving operation. The lower cassette 21 of the portion 46 or the upper cassette 22 is engaged.

The mother bone support portion 48 is formed in a disk shape extending outward from the outer circumferential surface of the body portion 41 on the upper side of the body portion 41, and is formed integrally with the body portion 41. The mother bone support portion 48 has a mounting groove 48a formed in the vertical direction (the axial direction of the middle rod 20) as a bottomed groove, and a wire groove 48b formed from the outer circumferential surface toward the axis of the middle rod 20 Bottom groove. Further, the groove 41a of the trunk portion 41 is formed by cutting a part of the mother bone support portion 48.

As shown in FIGS. 10 to 18 and the like, the second reel unit 50 is configured by a main body portion 51, a locking portion 52, a support portion 54, a lock plate portion 55, and an actuator cylinder portion 56.

The main body portion 51 has a side wall 51b having a polygonal cylindrical shape and a bottom wall 51a on the lower side and extending upward from the bottom wall 51a.

The main body portion 51 has a mounting hole 51c, and a central portion of the side wall 51b from the outer peripheral end edge of the bottom wall 51a is formed as a through hole in the outer peripheral surface in the vertical direction (the axial direction of the middle bar 20); and the wire groove 51d is bottomed. The outer peripheral surface of the wall 51a is formed as a bottomed groove toward the axis of the middle rod 20.

The bottom wall 51a has an insertion hole 51e through which the middle rod 20 and the body portion 41 of the first wheel portion 40 fitted to the outside thereof can be inserted and slid, and have guide portions 42, 42 that do not protrude from the body portion 41. Will carry out the cognac extension.

The locking portion 52 is formed in a rectangular frame shape, and is formed such that the pair of locking piece portions 52a project toward the proximal end side of the center rod 20. The inside of the locking piece portion 52a is formed with a locked portion 52b that can be locked with the locking portion 42a of the guiding portion 42. The lock portion 52 is formed such that the locking piece portion 52a can be inserted into the long hole (not shown) formed in the bottom wall 51a of the main body portion 51, and is moved in the left-right direction (direction orthogonal to the axial direction of the middle bar 20). The lock portion 52 is pressed to the left side by the spring 53 as a pressing member.

The support portion 54 has a bottom wall 54a and a rib 54b.

The bottom wall 54a has an insertion hole 54c which is substantially the same shape as the insertion hole 51e, and has a body portion 41 inserted through the middle bar 20 and the first wheel portion 40 fitted to the outside thereof, and is slidable and protrudes from the body portion 41. The guiding portions 42, 42 do not perform a dry protruding portion.

The rib 54b protrudes upward from the peripheral edge of the insertion hole 54c of the bottom wall 54a, and has an opening rib 54d that protrudes to the right side as viewed in the vertical direction, and is formed in a substantially convex frame shape. In the vicinity of the opening rib 54d of the rib 54b, an auxiliary rib 54e formed in a substantially L shape is extended as viewed in the vertical direction. The portion surrounded by the opening rib 54d and the auxiliary rib 54e is formed so that a lock plate portion 55 to be described later can be disposed as viewed in the vertical direction. The support portion 54 is fitted inside the main body portion 51 and is disposed to sandwich the locking portion in the up and down direction by the main body portion 51 and the support portion 54. 52.

The lock plate portion 55 has a trigger portion 55a and a mounting arm portion 55b.

The trigger portion 55a is formed in a flat plate shape and formed into an angular substantially J-shape in a front view, and an upper end surface 55c of the front end portion bent upward is formed to be engageable with the end surface 25a of the upper projecting piece 25. . The lower end surface 55d of the trigger portion 55a is formed to be in contact with the end surface 24a of the lower projecting piece 24.

The mounting arm portion 55b extends in the front-rear direction from the end portion on the right side of the trigger portion 55a as viewed in the vertical direction, and is bent in shape so as to be fitted into the opening rib portion 54d and the auxiliary rib portion 54e of the support portion 54 from the upper direction. The part around.

The lock plate portion 55 is fitted to the opening rib portion 54d from the upper direction, and the attachment arm portion 55b is fitted to the portion surrounded by the opening rib portion 54d and the auxiliary rib portion 54e, and is attached to the support portion 54.

The cylinder portion 56 is formed in a cylindrical shape with a diameter that is formed to be larger in the lower side diameter of the center rod 20 and that does not dry out with the third rotor 60. The actuator portion 56 has a notch portion 56a formed so that the second support bone 90 does not dry out from the lower end edge toward the upper end. The actuator portion 56 is connected to the side wall 51b of the main body portion 51, the rib portion 54b of the support portion 54, and the auxiliary rib portion 54e by a screw or the like, and is disposed to extend toward the front end side of the center rod 20.

The third reel 60 is formed in a disk shape as shown in FIGS. 1 to 9, 18, 20 and the like, and has an insertion hole 60a for the middle rod 20 and the body portion 41 of the first reel portion 40 fitted to the outside thereof. The insertion groove 60b is formed as a bottomed groove on the outer circumferential surface in the up-and-down direction (the axial direction of the middle rod 20), and the wire groove 60c is formed as a bottomed groove from the outer circumferential surface toward the axis.

As shown in FIGS. 1 to 9 and 19, the mother bone 70 has a mother bone base portion 71 and a mother bone body portion 72, and is configured by eight in the present embodiment.

The mother bone base portion 71 has a length that extends from the operation cylinder portion 56 to the end portion of the mother bone body portion 72 side in a state in which the umbrella cloth 100 is folded.

The mother bone base portion 71 has a one end that is in a portion where the attachment groove 48a of the mother bone support portion 48 of the first rotor portion 40 intersects with the wire groove 48b, and a mounting hole (not shown) is inserted along the wire groove 48b. A wire is inserted and coupled to be supported to be rotatable relative to the first reel portion 40.

The other end side of the mother bone base portion 71 has a hinge portion 71a that can axially support the mother bone body portion 72.

The mother bone main body portion 72 is supported at one end so as to be rotatable with the hinge portion 71a of the mother bone base portion 71. The length of the mother bone main body portion 72 is formed to be the same length as the length L from the middle rod 20 to the outer periphery of the umbrella cloth 100 in a state in which the umbrella cloth 100 is fully opened, as viewed in the axial direction of the center bar 20. Further, since the mother bone 70 is subjected to the tension deflection when the umbrella cloth 100 is attached, it is set to have a length from the middle bar 20 in the flexed state to the outer periphery of the umbrella cloth 100.

The first support bone 80 is formed in a rod shape as shown in FIGS. 1 to 9, 19 and the like, and a portion of the first support bone 80 that intersects between the attachment hole 51c of the main body portion 51 of the second rotor portion 50 and the wire groove 51d is not shown. The mounting hole is inserted and connected by a wire (not shown) along the wire groove 51d, and is supported to be rotatable relative to the second wheel portion 50, and the other end is supported by the hinge member 81 so as to be movable relative to The mother bone body portion 72 is rotated. In the present embodiment, the first support bone 80 is configured by eight.

The second support bone 90 is divided into a base portion 91 and a front portion 92 as shown in Figs. 1 to 9, 19 and the like, and is configured by eight in the present embodiment.

The base portion 91 is formed in a rod shape, and a portion of the wire groove 60c of the third rotor 60 that intersects the mounting groove 60b is inserted into the wire groove 60c via a mounting hole (not shown). And is supported to be rotatable relative to the third reel 60.

The front portion 92 is formed in a rod shape and has an inner sliding portion 92a whose one end is on the front end side of a portion supporting the first supporting bone 80 of the mother bone main portion 72, and is supported by the hinge member 93 so as to be rotatable. One end side is formed in a V-shaped cross section.

The other end side of the base portion 91 has an outer sliding portion 91a formed in a tubular shape into which the inner sliding portion 92a can be inserted, and an end portion on the third rotating wheel 60 side of the outer sliding portion 91a is closed. The inner sliding portion 92a is inserted into the outer sliding portion 91a, and the base portion 91 is coupled to the front portion 92. The inner sliding portion 92a slides in the outer sliding portion 91a so that the length of the second supporting bone 90 in the longitudinal direction can be expanded and contracted. The sliding of the inner sliding portion 92a is restricted by the end portion of the outer sliding portion 91a on the side of the third rotating wheel 60 to set the shortest length of the second supporting bone 90 in the longitudinal direction.

The umbrella cloth 100 has a main umbrella cloth 101 and an auxiliary umbrella cloth 102.

The main umbrella cloth 101 is cut into a substantially octagonal shape, and can be bent upward when the umbrella cloth 100 is folded. When the umbrella cloth 100 is fully opened, as shown in FIG. 6, it can be reversed downward. The side (the side of the grip 30) is curved.

In the state in which the umbrella cloth 100 is fully opened, the auxiliary umbrella cloth 102 is formed in a circular shape smaller than the outer peripheral edge of the main umbrella cloth 101 as viewed in the axial direction of the center bar 20, and is disposed to be superposed on the main umbrella cloth. The back surface 101b side of 101 is sewn to the main umbrella cloth 101 at the outer peripheral edge portion, and as shown in Figs. 21(a) and (b), the bag is formed in a range from a predetermined distance from the center bar 20.

The main umbrella cloth 101 is attached to the cap member 103 and attached to the upper end portion of the middle bar 20.

The auxiliary umbrella cloth 102 is attached to the upper side portion of the mother bone support portion 48 of the body portion 41 of the first runner portion 40.

The function and action of the umbrella 10 for the reverse folding will be described below. The numbers shown in FIGS. 1 to 17 are circled by ○, and the numbers corresponding to those in FIG. 1 and FIG. 10, FIG. 2, and FIG. In addition, the number circled by ○ is not shown in FIG. Moreover, in FIGS. 10 to 17, the third reel 60 is only In Fig. 14, it is represented by a two-dot chain line.

In FIG. 1, the back-side folding umbrella 10 is engaged with the grip 30 at the moving operation portion 46 and is in the lower state in a state where the mother bone 70 is folded toward the middle rod 20 and the umbrella cloth 100 is folded. 21 is fixed. The second reel unit 50 is locked to the upper side of the first reel unit 40.

The portion of the mother bone base portion 71 supported by the mother bone support portion 48 is located in the operation cylinder portion 56, and the mother bone base portion 71 is disposed in the vertical direction (the axial direction of the middle rod 20). The second support bone 90 is in a state of being extended to the maximum, and the third reel 60 is in a state of being pulled closer to the side of the second reel portion 50.

At this time, as shown in FIG. 10, the lock portion 52 is pressed by the spring 53 to the left side, and the locked portion 52b and the locking portion 42a of the guide portion 42 are in a locked state, and the second runner portion 50 is restricted. Move to the lower side.

In FIG. 2, the lock release lever 47 is pushed in, the lock of the first reel part 40 and the middle bar 20 is released, and the first reel part 40 is slid to the upper side of the middle bar 20. Other than this point, it is in the same state as in Fig. 1.

In Fig. 11, the lower projecting piece 24 of the stopper member 23 is pushed into the middle bar 20 by the through groove 44a and the sliding portion 45 of the inducing portion 44, and the upper projecting piece 25 is pushed into The inside of the middle bar 20 is in a state of being engaged with the trigger portion 55a. At this time, the lower projecting piece 24 is pushed in until the trigger portion 55a can pass and abuts against the trigger portion 55a. The lock portion 52 is in a state of being pressed by the spring 53 to the left side, and the locked portion 52b and the locking portion 42a of the guide portion 42 are in a locked state.

Fig. 12 is a state in which the stopper member 23 is movable by the releasing portion 43 and entering the groove 41a, and the upper end surface 55c of the trigger portion 55a is engaged with the end surface 25a of the upper projecting piece 25, and the second The runner portion 50 restricts the movement of the middle rod 20 to the upper side. The lower projecting piece 24 comes into contact with the lock portion 52, moves the lock portion 52 to the right side, and releases the locked state of the locked portion 42b of the locked portion 52b and the guide portion 42. At this time, the upper end surface 55c of the trigger portion 55a is extended upward. The engagement of the end faces 25a of the sheet 25 prevents the lower projecting piece 24 from being pushed into the middle bar 20, so that the movement of the lock portion 52 to the right side is surely performed. Thereby, the first reel portion 40 can slide toward the upper side of the middle rod 20 with respect to the second reel portion 50.

In Fig. 3, the mother bone base 71 is located within the actuator barrel portion 56 to restrict its opening. The mother bone body portion 72 located outside the actuation cylinder portion 56 is initially opened.

In Fig. 4, the mother bone base 71 is located in the actuator cylinder portion 56 as in Fig. 3 to restrict its opening. The mother bone main body portion 72 located outside the actuation cylinder portion 56 is in a state of being orthogonal to the middle rod 20. The third reel 60 is moved to the lower side of the center bar 20 by the mother main body portion 72, and the lower end surface of the third reel 60 is in contact with the abutting portion 46c. Further, until the third reel 60 abuts against the abutting portion 46c, the length of the second supporting bone 90 in the longitudinal direction does not change.

In FIG. 13, the locking portion 42a of the guide portion 42 is moved to the upper side of the middle bar 20 with respect to the second reel portion 50 by the movement of the first reel portion 40, and is the same as that of FIG.

When the first reel portion 40 is moved toward the upper side of the middle rod 20 with respect to the second reel portion 50 from the state of FIG. 4, the portion of the mother bone base portion 71 supported by the mother bone support portion 48 is located at the operation cylinder portion 56. Further, that is, the restriction of the operation cylinder portion 56 to the mother bone base portion 71 is released, and the mother bone base portion 71 is opened. Further, the opening of the mother bone base portion 71 is in a state of being about 45° with respect to the middle rod 20 by the resistance of the umbrella cloth 100 to be mounted, and the mother bone main body portion 72 faces downward from the front end side of the mother bone base portion 71. Side extension, each mother bone 70 is bent into In a state in which the umbrella cloth 100 is folded toward the center bar 20 side as shown in FIG. 5, it is folded back (reversed) toward the grip 30 side.

At this time, in a state where the lower end surface of the third reel 60 abuts against the abutting portion 46c, the first reel portion 40 moves, and the outer sliding portion 91a of the base portion 91 and the inner portion of the front portion 92 slide. The portion 92a slides, and the length of the second support bone 90 in the longitudinal direction is shortened in response to the operating state.

Each of the mother bones 70 moves from the state of the chevron shape as shown in FIG. 5 to the upper side of the middle reel 20 with respect to the second reel part 50, because the outer sliding portion 91a The end portion of the third runner 60 side is closed, so that the sliding of the inner sliding portion 92a is restricted, and the length of the second supporting bone 90 in the longitudinal direction is the shortest, and the second supporting bone 90 is received. The portion of the mother bone body portion 72 that is supported by the first support bone 80 is pushed up toward the upper side to support the mother bone 70 and to impart tension to the umbrella cloth 100.

At this time, the third reel 60 is pushed up by the abutting portion 46c into the actuator portion 56, and the portion of the mother bone base portion 71 supported by the mother bone support portion 48 is pushed up, as shown in Fig. 6, each mother bone 70 Bending to the lower side, the umbrella cloth 100 is fully opened.

That is, at the stage of inverting the umbrella cloth 100 and the stage of giving the tension of the umbrella cloth 100, a time difference is set so that a series of operations when the umbrella cloth 100 is opened becomes smooth, and the necessary tension is applied to the umbrella cloth 100.

Further, the movement operation portion 46 of the first reel portion 40 is engaged with the upper cassette 22 to fix the first reel portion 40 to the middle rod 20.

In Fig. 14, the lower end surface 55d of the trigger portion 55a abuts against the end surface 24a of the lower projecting piece 24, and restricts the movement of the second rotor portion 50 toward the lower side of the middle rod 20. Further, the lock portion 52 is separated from the lower projecting piece 24, and the lock portion 52 is returned to the left side by the pressing member. As the first runner portion 40 moves toward the upper side of the center bar 20, the position of the guide portion 42 moves to the upper side.

In FIG. 7, the lock release lever 47 is pushed in, the lock of the first reel part 40 and the middle bar 20 is released, and the first reel part 40 is slid to the lower side of the middle bar 20, and the second support bone 90 is released. The support of the mother bone 70 and the tension imparting to the umbrella cloth 100, the portion of the mother bone base portion 71 supported by the mother bone support portion 48 is located in the actuator cylinder portion 56, that is, the upper end portion of the actuator cylinder portion 56 and the mother. The bone base portion 71 abuts, and the mother bone base portion 71 is restricted to be folded. By the mother bone base portion 71 and the mother bone body portion 72, the sliding portion 91a of the base portion 91 of the second supporting bone 90 slides with the inner sliding portion 92a of the front portion 92, and the longitudinal direction of the second supporting bone 90 The length corresponds to the action state And it becomes slowly from the shortest state.

In Fig. 15, the locked portion 52b of the lock portion 52 is slidably engaged with the locking portion 42a of the guide portion 42, and the end face of the right side of the guide portion 42 resists the spring 53 and guides the locked portion 52b. Lead to the right.

In FIG. 8, the second rotor portion 50 is in a state in which the engagement with the stopper member 23 is about to be released. And the mother bone 70 is folded toward the middle rod 20, and the umbrella cloth 100 is in a state of being folded.

In FIG. 16, the locking portion 52 is guided by the guide portion 42, and the spring 53 is pressed to the left side, and the locked portion 52b and the locking portion 42a of the guide portion 42 are in a locked state. Then, the stopper member 23 starts to pass through the releasing portion 43, and is withdrawn from the groove 41a and pushed into the middle rod 20, and the engagement between the lower end surface 55d of the trigger portion 55a and the end surface 24a of the lower protruding piece 24 is released. And the trigger portion 55a moves to the lower side across the lower projecting piece 24.

In the state shown in Fig. 9, the movement of the first reel portion 40 is completed, and the movement operation portion 46 is engaged with the grip 30 and fixed by the lower cassette 21 to return to the same state as the state of Fig. 1. In a state where the second support bone 90 is extended to the maximum, the third reel 60 is in a state of being pulled to the side of the second reel portion 50.

In Fig. 17, the first runner portion 40 is moved toward the lower side of the center bar 20, so that the stopper member 23 is withdrawn from the groove 41a, and returns to the same state as the state of Fig. 10.

The function of the umbrella 100 will be described below.

When the series of operations of the umbrella cloth 100 are collided, the upper side of the main cloth 101 and the upper side of the middle rod 20 are slid when the first reel unit 40 is slid toward the grip 30 side from the state of FIG. 21(b). The auxiliary umbrella cloth 102 is attached to the upper side portion of the mother bone support portion 48 of the trunk portion 41 of the first runner portion 40, and is pulled downward along the axial direction of the center rod 20.

At this time, as shown in FIG. 21(a), the main umbrella cloth 101 and the auxiliary umbrella cloth 102 formed in a bag shape are pulled. The proximal direction is orthogonal to the direction of the axis of the middle rod 20, in other words, toward the middle rod 20. Further, the mother bone 70 that is mounted on the main umbrella cloth 101 and the auxiliary umbrella cloth 102 is integrated and pressed toward the center bar 20, so that the appearance of the umbrella cloth 100 is good. When the umbrella cloth 100 is folded, the umbrella cloth 100 is bent into a W-shaped shape when viewed from a direction orthogonal to the axis of the center rod 20, and the umbrella cloth 100 becomes a W-shaped shape, and the umbrella cloth 100 becomes The low part of the valley can block the rain.

The back-side folding umbrella 10 configured as described above is configured to include a triple-shaft structure in which the middle rod 20 has a grip 30 on one end side, and the first runner portion 40 is fitted to the outside of the middle rod 20, and is equipped with The second wheel portion 50 is slidable relative to the first wheel portion 40 and is configured to be slidable relative to the first wheel portion 40. 70, one end is supported to be rotatable relative to the first reel portion 40, and the umbrella cloth 100 is installed; and the first support bone 80 is supported at one end to be rotatable relative to the second reel portion 50, and One end is supported to be rotatable with the mother bone 70.

Further, in the state in which the umbrella cloth 100 is folded, the mother bone 70 and the umbrella cloth 100 are folded toward the middle bar 20 side, and the front surface 101a of the main umbrella cloth 101 of the umbrella cloth 100 is housed inside, and the first turn is made. The wheel portion 40 slides relative to the middle rod 20 toward the other end side of the middle rod 20, and slides the first wheel portion 40 with respect to the second end portion 50 toward the other end side of the center rod 20, and utilizes the first The support bone 80 supports the fixed mother bone 70 and acts as a reverse folding umbrella for the state in which the umbrella cloth 100 is fully opened.

Further, the third reel 60 is fitted to the outside of the first reel portion 40 and is disposed to be slidable relative to the first reel portion 40 and disposed closer to the second reel portion 50. One end side of the rod 20; and a second support bone 90 having one end supported on the front end side of the portion of the mother bone 70 supporting the first support bone 80 to be rotatable, and the other end supported to be rotatable relative to the third revolver 60 is rotated.

Thereby, in a series of operations of the mother bone 70 from the time when the umbrella cloth 100 is folded up to the state in which the umbrella cloth 100 is fully opened, because of the movement trajectory of the support portion of the second support bone 90 and the mother bone 70, and The movement path of the first support bone 80 and the support portion of the mother bone 70 is different, so The rotation of the mother bone 70 creates an obstacle, and some means must be used to adjust the motion of both. That is, the skeleton portion of the reverse folding umbrella 10 uses the second runner portion 50 movable in the axial direction of the center bar 20, and the third runner 60 movable in the axial direction of the center bar 20 The sliding crank structure that adjusts the movement of the support portion of the second support bone 90 and the mother bone 70 and the support portion of the first support bone 80 and the mother bone 70 smoothes the rotation of the mother bone 70.

Therefore, since the groove is not formed in the first support bone 80 at the end, the strength of the first support bone 80 can be ensured, and the rotation of the mother bone 70 can be smoothly performed, and the opening and closing operation of the umbrella cloth 100 can be smoothly performed.

Further, the mother bone 70 has a mother bone base portion 71 that is supported at one end to be rotatable relative to the first wheel portion 40, and a mother bone body portion 72 that is supported at the other end of the mother bone base portion 71 so as to be rotatable. The length of the mother bone main body portion 72 is formed to be a length equal to or less than the length from the middle rod 20 to the outer periphery of the umbrella cloth 100 in a state in which the umbrella cloth 100 is fully opened, as viewed in the axial direction of the center rod 20. The second rotor portion 50 is provided with a cylindrical operating cylinder portion 56 that extends toward the other end side of the center rod 20 and accommodates the mother bone base portion 71, which is supported by the first wheel portion 40. The portion is located in the actuating cylinder portion 56 when the umbrella cloth 100 is folded, and is located outside the actuating cylinder portion 56 in a state in which the umbrella cloth 100 is completely opened.

Thereby, the mother bone base portion 71 is received by the first rotor portion 40, and is located inside the actuator cylinder portion 56 when the umbrella cloth 100 is folded, in other words, the mother bone base portion 71 abuts against the inside of the actuator cylinder portion 56. During this period, the mother base portion 71 is restricted from rotating, and only the mother bone body portion 72 is rotated. The opening of the mother bone 70 is restricted to only the mother bone body portion 72, and the portion of the mother bone base portion 71 supported by the first wheel portion 40 is moved to the outside of the actuation cylinder portion 56, so that the mother bone base portion 71 is rotated to become The umbrella cloth 100 is fully opened.

In particular, when the mother bone 70 is longer than the outer circumference of the umbrella cloth 100 in the state in which the mother web 70 is completely opened, and the state in which the umbrella cloth 100 is completely opened, the mother bone 70 faces the grip 30 side. In the curved back side folding umbrella, the mother bone 70 is configured to pass through only the stage in which the mother bone body portion 72 is opened and the stage in which the mother bone base portion 71 is opened, and the opening and closing operation can be smoothly performed.

Further, a stopper member 23 is provided which is formed to be able to enter and exit the inner and outer rods 20, so that the second reel portion 50 is positioned at a predetermined position of the middle rod 20, and a groove 41a is formed in the axial direction of the first reel portion 40. The stopper member 23 is disposed to be movable in the groove 41a, and the second rotor portion 50 is formed to be engageable with the stopper member 23, and one end side of the rod 20 in the first runner portion 40 The end portion is provided with an abutting portion 46c that can abut the third reel 60 when the first reel portion 40 is slid toward the other end side of the middle rod 20 with respect to the second reel portion 50. .

Thereby, since the second reel portion 50 is positioned at the predetermined position of the middle rod 20 by the stopper member 23, the abutting portion 46c abuts against the third reel 60, and the third reel 60 is biased toward the middle rod 20. The other end side slides and the second support bone 90 is reduced to a length corresponding to the movement, so that the rotation of the mother bone 70 becomes smooth, which contributes to the smooth opening and closing of the umbrella cloth 100.

Further, when the third runner 60 is blocked and pushed up by the abutting portion 46c, the second support bone 90 pushes and supports the mother bone 70, and the tension of the umbrella cloth 100 is imparted to make the umbrella cloth 100 open.

Further, since the time difference is provided at the stage of reversing the umbrella cloth 100 and the stage of imparting the tension to the umbrella cloth 100, a series of operations when the umbrella cloth 100 is opened can be smoothly performed, and the necessary tension can be imparted to the umbrella cloth 100.

Further, the outer peripheral surface of the first rotor portion 40 is provided with a guide portion 42 that protrudes in a direction orthogonal to the direction in which the groove 41a is formed as viewed in the axial direction of the center rod 20, and is in the guide portion 42. The end portion of the other end side of the rod 20 is provided with a locking portion 42a that restricts the movement of the second rotating portion 50 toward the one end side of the middle rod 20, and is located at the other end side of the middle rod 20 of the first rotating portion 40. The end portion is provided with a releasing portion 43 formed to push the stopper member 23 into the middle rod 20, and the second rotating portion 50 is provided with a locking portion 52 which is orthogonal to the axis of the middle rod 20 The direction of the direction is moved; and the locking plate portion 55 is engageable with the stopper member 23; and the locking portion 52 is provided with the engaged portion 52b that is locked with the locking portion 42a of the guiding portion 42.

When the locking portion 42a and the locked portion 52b are locked and the state of the umbrella 100 is folded, the movement of the second rotating portion 50 toward the one end side of the middle bar 20 is restricted, and when the umbrella 100 is opened , The stopper member 23 is pushed into the middle rod 20 by the releasing portion 43, and enters into the groove 41a of the first runner portion 40 to be engaged with the lock plate portion 55, whereby the second runner portion 50 is positioned at the middle rod. At a predetermined position of 20, the stopper member 23 is brought into contact with the lock portion 52 to release the locking of the locking portion 42a and the engaged portion 52b. Moreover, when the umbrella cloth 100 is folded in a state in which the umbrella cloth 100 is fully opened, the guide portion 42 and the engaged portion 52b slide to guide the second rotor portion 50 to the locked state, and the releasing portion 43 and the stopper member When the contact is made 23, the engagement between the stopper member 23 and the lock plate portion 55 is released, and the stop of the second runner portion 50 at the predetermined position is released.

Thereby, when the umbrella cloth 100 is opened, the stopper member 23 can be pushed into the middle rod 20 by the releasing portion 43 to enter the groove 41a of the first wheel portion 40, whereby the stopper member 23 and the stopper member 23 are The lock plate portion 55 is engaged, and the engagement between the lock portion 42a and the locked portion 52b is released, and the first runner portion 40 is slid with respect to the second runner portion 50.

Further, when the umbrella cloth 100 is folded, the locking portion 42a of the guiding portion 42 and the locked portion 52b of the locking portion 52 can be slid by the first rotating portion 40 with respect to the second rotating portion 50. Since the second reel portion 50 is restricted from moving toward the one end side of the center rod 20, the operability of the opening and closing operation of the umbrella cloth 100 can be improved.

Moreover, when the umbrella cloth 100 is folded, the middle bar 20 and the first reel part 40 are unlocked, and the second reel part 40 is slidable relative to the second reel part 50, and the second revolving is performed. The wheel portion 50 is guided to the locked state, and the releasing portion 43 is stopped at a predetermined position of the second turning portion 50, whereby the operation when the umbrella cloth 100 is folded is smooth and stable.

Further, when the grip 30 is extended from the end portion of the one end side of the center rod 20 so that the hand portion 32 of the grip 30 is located away from the axis of the center rod 20, the sliding range of the first wheel portion 40 can be made. The length of the end of the rod 20 on the one end side of the middle rod 20 can shorten the length of the rod 20 in the axial direction of the entire back collecting umbrella 10.

Further, the umbrella fabric 100 has a main umbrella cloth 101 and an auxiliary umbrella cloth 102, and is formed in a bag shape. When the auxiliary umbrella cloth 102 is viewed from the axial direction of the center rod 20, in a state in which the umbrella cloth 100 is completely opened, The main umbrella cloth 101 is attached to the end portion of the other end side of the middle rod 20 from the middle rod 20, and the auxiliary umbrella cloth 102 is installed in the rod 20 of the first rotating wheel portion 40. The end of the other end side.

Therefore, when the umbrella cloth 100 is folded, the first rotor portion 40 is slid toward the grip 30 side, and the auxiliary umbrella cloth 102 is pulled closer to one end side of the middle rod 20 along the axial direction of the center rod 20, and The main awning cloth 101 and the auxiliary awning cloth 102 push the direction orthogonal to the axis of the middle rod 20, in other words, toward the middle rod 20, to fold the mother bone 70 toward the middle rod 20 and make the appearance of the umbrella cloth 100 good. . Further, when the umbrella cloth 100 is folded, the seam portion of the main umbrella cloth 101 and the auxiliary umbrella cloth 102 is bent so that the umbrella cloth 100 has a W-shape as viewed from the direction orthogonal to the axis of the middle rod 20, and the umbrella cloth The portion that becomes a trough can block rainwater and prevent rainwater from entering the side of the grip 30.

Further, as long as the grip 30 is formed to be detachable and attachable to both end portions of the middle rod 20, the grip 30 is refitted to the other end side of the middle rod 20 when the umbrella is folded, during the umbrella movement The rain that accumulates inside will not fall.

22 to 24 show a modification of the above embodiment. In the following description, the same components as those in the above-described embodiments are denoted by the same reference numerals, and the description thereof will be omitted.

The mother bone 110 is divided into a mother bone base portion 71 and a mother bone body portion 112.

The mother bone body portion 112 is divided into a base portion 113 and a front portion 114.

The base portion 113 is formed in a cylindrical shape in which the end portion on the side of the mother bone base portion 71 is closed, and is supported at the end portion on the side of the mother bone base portion 71 so as to be rotatable relative to the base portion 71 of the mother bone. The inner peripheral surface of the base portion 113 is formed as an outer sliding portion 113a that can be inserted into an inner sliding portion 114a to be described later.

The front portion 114 is formed in a rod shape, and the end portion on the side of the base portion 113 is formed as an inner sliding portion 114a, and can be inserted into the outer sliding portion 113a. The front portion 114 is supported to be rotatable with an end of the second support bone 120 to be described later.

The inner sliding portion 114a is inserted into the outer sliding portion 113a to connect the base portion 113 and the front portion 114. The length of the mother bone 110 can be expanded and contracted by sliding the inner sliding portion 114a in the outer sliding portion 113a. The sliding of the inner sliding portion 114a is restricted by the end portion on the side of the closed mother base portion 71 of the outer sliding portion 113a, and the shortest length of the longitudinal direction of the mother bone 110 is set.

The second support bone 120 is formed by a rod member that is supported at one end to be rotatable with the front portion 114 and the other end to be supported to be rotatable with the third reel 60.

As shown in FIG. 23, each of the mother bones 110 moves from the state in which it is in the shape of a chevron, and when the first reel portion 40 moves to the upper side of the middle rod 20 with respect to the second reel portion 50, as shown in FIG. The inner sliding portion 114a is pulled out from the outer sliding portion 113a by the second supporting bone 120 whose length has been determined. When the mother bone 110 is pulled out to the longest state, the second supporting bone 120 is firstly received by the mother bone body portion 112. The portion of the front end side supported by the support bone 80 is pushed up to the upper side to support the mother bone 110 and give the umbrella cloth 100 tension.

At this time, the third reel 60 is pushed up into the actuator portion 56 by the abutting portion 46c, and the portion of the mother bone base portion 71 supported by the mother bone support portion 48 is pushed up, as shown in Fig. 24, each mother bone. The 70 is bent toward the lower side, and the umbrella cloth 100 is fully opened.

Further, by the mother bone base portion 71 and the mother bone body portion 112, the sliding portion 113a of the base portion 113 of the mother bone 110 and the sliding portion 114a of the front portion 114 are slid, and the mother bone 110 is pulled corresponding to the action state. It becomes the longest state and becomes slower and shorter. Since the end portion of the outer sliding portion 113a on the side of the mother bone base portion 71 is closed, as shown in Fig. 22, the length of the mother bone 110 is maintained at a predetermined minimum length, and the appearance of the umbrella cloth 100 is maintained.

In the case of such a configuration, also because the mother bone 110 is expanded and contracted to correspond to the length of the movement, the rotation of the mother bone 110 becomes smooth, and a series of actions when the umbrella cloth 100 is opened can be smoothed, and the umbrella cloth can be imparted. 100 necessary tension.

A first modification of the second rotor portion will be described below with reference to Figs. 25 to 34. In the following description, the same components as those in the above-described embodiments are denoted by the same reference numerals, and the description thereof will be omitted. Further, in the direction indicated by the arrow, the front direction is set to F, the rear direction is set to RE, the left direction is set to L, and the right direction is set to R. Further, the center line C in each drawing is the axis of the rod 130, and is the axis of the first wheel portion 140 and the second wheel portion 160.

The middle bar 130 is provided with stoppers 131 and 132 as shown in Figs. 25, 28, and 29, and the second reel unit 150 is fixed to a predetermined position of the center bar 130.

The stopper 131 and the stopper 132 are formed in a quadrangular column shape and project from the right side surface of the center rod 130 to the right direction and from the left side surface of the center rod 130 to the left direction.

The stoppers 131 and 132 are formed such that the upper end faces 131a and 132a are orthogonal to the axial direction (up-and-down direction) of the center bar 130, and the engaging portions 165a and 165b to be described later can be blocked.

As shown in FIGS. 25, 26, and 29, the first reel portion 140 has an insertion hole 140a formed to be inserted through the middle rod 130, a body portion 141, a movement operation portion 46 disposed on the lower side, and a mother bone. The support portion 146 is disposed on the upper side.

The trunk portion 141 is formed in a quadrangular tubular shape, and the right and left walls are formed with grooves 142 and 143 penetrating in the left-right direction along the vertical direction (the axial direction of the middle rod 130).

The outer peripheral surface of the trunk portion 141 is provided with guide portions 144 and 145 which respectively protrude in a direction (front-rear direction) orthogonal to the direction in which the grooves 142 and 143 are formed, as viewed in the axial direction of the center rod 130. In other words, the guide portions 144 and 145 are formed in a quadrangular cylindrical shape, and are disposed so as to project from the outer peripheral surfaces of the front side and the rear side of the trunk portion 141 toward the front side and the rear side, respectively.

The upper end faces of the guide portions 144 and 145 are formed as locking portions 144a and 145a to restrict the movement of the second runner portion 150 to the lower side.

The mother bone support portion 146 is formed in a disk shape extending outward from the outer circumferential surface of the body portion 141 on the upper side of the body portion 141, and is integrally formed with the body portion 141. The mother bone support portion 146 has a plurality of mounting grooves 146a formed in the up-and-down direction (the axial direction of the middle rod 130) as a bottomed groove, and a wire groove 146b formed from the outer peripheral surface toward the axis of the middle rod 130. It is a bottomed groove.

The upper end portion of the mother bone support portion 146 is provided with induction portions 147 and 148. When the umbrella cloth 100 is folded in a state in which the umbrella cloth 100 is fully opened, the stoppers 131 and 132 are induced to the grooves 142, Within 143.

The inducing portions 147 and 148 are formed in the vertical direction as a bottomed groove that faces the outer peripheral surface of the mother bone support portion 146 from the insertion hole 140a. In the present modification, the inducing portion 147 is formed as a bottomed groove toward the right side, and the inducing portion 148 is formed as a bottomed groove toward the left side.

The bottom surface of the mother bone support portion 146 is provided with release portions 149 and 150, and the engagement between the stoppers 131 and 132 and the second runner portion 160 can be released. The release portions 149 and 150 are arranged to extend downward on the concentric circumference of the axis of the mother bone support portion 146, and are formed so as to be in the clockwise direction (circumferential direction) on the front side in plan view. It is a right-angled triangle shape of the top, and has an arc shape having a thickness in the radial direction when viewed from the top-bottom direction.

The bottom surfaces of the releasing portions 149 and 150 are defined as sliding surfaces 149a and 150a that slide with the first rotating action portions 165e and 165f, which will be described later.

As shown in FIGS. 27 to 29, the second reel unit 160 has a main body portion 161, a second annular plate portion 162, a support portion 164, a first annular plate portion 165, a pressure plate portion 166, and an actuator portion 167.

The main body portion 161 has a bottom wall 161a, a circumferential wall portion 161r, outer wall portions 161k, 161l, and 161m, and inner wall portions 161n, 161o, 161p, and 161q.

The bottom wall 161a is formed in a disk shape, and has a plurality of attachment grooves 161b formed in the vertical direction (the axial direction of the middle bar 130) as a bottomed groove on the outer circumferential surface, and a wire groove 161c from the outer circumferential surface. The axis toward the middle rod 130 is formed as a bottomed groove.

At the intersection of the mounting groove 161b and the wire groove 161c, the first support bone 80 is supported to be rotatable.

The bottom wall 161a has a rectangular insertion hole 161d through which the intermediate rod 130 and the body portion 141 of the first wheel portion 140 fitted to the outside thereof are slid. The front and rear sides of the insertion hole 161d are provided with relief grooves 161e and 161f, and a guide portion 144 as a bottomed groove and extending from the body portion 141 is formed from the front and rear sides of the insertion hole 161d toward the outer peripheral edge portion. 145 will not dry up.

In the vicinity of the left and right of the insertion hole 161d of the bottom wall 161a, the inner wall portion 161q and the inner wall portion 161n, which will be described later, the top surface of the partition portion when the inner wall portion 161o and the inner wall portion 161p are viewed in the left-right direction are defined as blocking portions. 161g, 161h, which block the stoppers 131, 132.

The top surface of the bottom wall 161a is provided with spring holders 161i and 161j formed in a rectangular flat plate shape extending in the vertical direction.

The circumferential wall portion 161r extends upward from the outer peripheral edge of the bottom wall 161a, and is formed in a cylindrical shape.

The outer wall portions 161k, 161l, and 161m are formed in an arc shape in cross section, and extend upward from the circumferential wall portion 161r, and are disposed at equal intervals.

The inner wall portions 161n, 161o, 161p, and 161q are formed in an arc shape in cross section, and extend upward to surround the central portion of the bottom wall 161a and surround the insertion hole 161d, and are disposed on a circumference concentric with the outer wall portions 161k, 1611, and 161m. The inner wall portions 161n and 161o sandwich the relief groove 161f, and the inner wall portions 161p and 161q sandwich the relief groove 161e.

The second annular plate portion 162 is formed in a ring frame shape. The inner side of the second annular plate portion 162 is provided with: the locked portions 162a, 162b, which are engageable with the locking portions 144a, 145a of the guiding portions 144, 145; and the second rotational acting portions 162e, 162f Abutting with the stoppers 131 and 132, the solution The locking portions 144a and 145a are locked to the locked portions 162a and 162b.

The locked portions 162a and 162b project from the inner circumferential surface of the second annular plate portion 162 toward the center line C (the axis of the middle rod 130), and are formed in a plan view in the radial direction. The end portion on the rear side in the clockwise direction (circumferential direction) has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the engaged portion 162a is disposed on the rear side, and the engaged portion 162b is disposed on the front side.

The upper surfaces of the locked portions 162a and 162b are defined as sliding surfaces 162c and 162d that slide with the guide portions 144 and 145 which will be described later.

The second rotation acting portions 162e and 162f project from the inner circumferential surface of the second annular plate portion 162 toward the axial side of the middle rod 130, and are formed in a clockwise direction in plan view in the radial direction. The end portion of the rear side is a right-angled triangular shape of the top, and has an arc shape having a thickness in the radial direction as viewed in the up-and-down direction. In the assembled state, the second turning action portion 162e is disposed on the right side, and the second turning action portion 162f is disposed on the left side. The upper surfaces of the second turning action portions 162e and 162f are defined as sliding surfaces 162g and 162h that slide with the stoppers 131 and 132.

The second annular plate portion 162 has spring arrangement portions 162i and 162j in the vicinity of the locked portions 162a and 162b, and is formed in an arc shape from the outer peripheral edge toward the center line C (the axis of the middle rod 130), and is arrangable. Springs 163a, 163b used as pressing members.

The second annular plate portion 162 is fitted between the circumferential wall portion 161r and the inner wall portions 161n, 161o, 161p, and 161q of the main body portion 161 from the upper side, and is formed so as to be centered on the center line C (the axis of the middle rod 130). Make a turning movement.

The second annular plate portion 162 is provided with springs 163a and 163b at the spring arrangement portions 162i and 162j. One ends of the springs 163a and 163b are respectively connected to the front end faces of the spring arrangement portions 162i and 162j in the clockwise direction (circumferential direction), and the springs are The other end is connected to the front end of the spring bearing seat 161j, 161i in the clockwise direction (circumferential direction), and is viewed from the upper side to the front side in the clockwise direction (circumferential direction). Push.

The support portion 164 has a bottom wall 164a, outer wall portions 164g, 164h, and 164i, and inner wall portions 164j, 164k, 164l, and 164m.

The bottom wall 164a is formed in a disk shape and has a rectangular insertion hole 164b through which the middle rod 130 and the body portion 141 of the first wheel portion 140 fitted to the outside thereof are inserted and slid.

The front and rear sides of the insertion hole 164b are provided with relief grooves 164c and 164d formed as a bottomed groove from the front and rear sides of the insertion hole 164b toward the outer peripheral edge portion of the bottom wall 164a, and extending from the body portion 141. The leading guides 144, 145 do not dry out.

The left and right sides of the insertion hole 164b are provided with relief grooves 164e and 164f formed as a bottomed groove from the left and right sides of the insertion hole 164b toward the outer peripheral edge portion of the bottom wall 164a, and extending from the middle bar 130 The stoppers 131, 132 do not dry out.

The outer wall portions 164g, 164h, and 164i are formed in an arc shape in cross section, and extend upward from the outer peripheral edge of the bottom wall 164a, and are disposed at equal intervals. The respective gap portions between the outer wall portions 164g, 164h, and 164i are formed to be engageable with the outer wall portions 161k, 161l, and 161m.

The inner wall portions 164j, 164k, 164l, and 164m are formed in a circular arc shape in cross section, and extend upward so as to surround the central portion of the bottom wall 164a and surround the insertion hole 164b, and are disposed on concentric circles with the outer wall portions 164g, 164h, and 164i. The inner wall portions 164j and 164k sandwich the relief groove 164d, the inner wall portions 164k and 164l sandwich the relief groove 164e, the inner wall portions 164l and 164m sandwich the relief groove 164c, and the inner wall portions 164m and 164j sandwich the relief groove. 164f.

The top surface of the bottom wall 164a is provided with spring holders 164n and 164o formed in a rectangular flat plate shape extending in the vertical direction.

The first annular plate portion 165 is formed in a ring frame shape. The inner side of the first annular plate portion 165 is provided with: The engaging portions 165a and 165b are engageable with the stoppers 131 and 132, and the first rotationally acting portions 165e and 165f are in contact with the releasing portions 149 and 150 of the mother bone supporting portion 146 to release the stopper 131. And 132 are engaged with the engaging portions 165a and 165b.

The engaging portions 165a and 165b project from the inner circumferential surface of the first annular plate portion 165 toward the center line C (the axis of the middle rod 130), and are formed to be clockwise in plan view when viewed in the radial direction. The end portion on the rear side in the direction (circumferential direction) has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the engaging portion 165a is disposed on the right side, and the engaging portion 165b is disposed on the left side.

The upper surfaces of the engaging portions 165a and 165b are sliding surfaces 165c and 165d that slide the stoppers 131 and 132.

The first turning action portions 165e and 165f project from the inner circumferential surface of the first annular plate portion 165 toward the center line C (the axis of the middle bar 130) and are disposed above the engaging portions 165a and 165b. In the radial direction, the end portion on the rear side in the clockwise direction (circumferential direction) in plan view has a right-angled triangular shape with a top portion, and has an arc shape having a thickness in the radial direction when viewed from the vertical direction. In the assembled state, the first turning action portion 165e is disposed on the rear side in the clockwise direction (circumferential direction) of the engaging portion 165a, and the first turning action portion 165f is disposed in the clockwise direction of the engaging portion 165b (circumferential direction) The back side of the).

The upper surfaces of the first turning action portions 165e and 165f are defined as sliding surfaces 165g and 165h that slide with the releasing portions 149 and 150.

The first annular plate portion 165 has a spring arrangement portion 165i, 165j at a position intermediate the engagement portion 165a and the first rotation action portion 165f, and between the engagement portion 165b and the first rotation action portion 165e. The outer circumference is cut toward the center line C (the axis of the middle rod 130) to form an arc shape, and springs 168a and 168b serving as pressing members can be disposed.

The first annular plate portion 165 is fitted to the outer wall portions 164g, 164h, 164i of the support portion 164 from the upper side. Between the inner wall portions 164j, 164k, 164l, and 164m, the center line C (the axis of the middle rod 130) can be rotationally moved as a center of rotation. The first annular plate portion 165 is provided with springs 168a and 168b in the spring arrangement portions 165i and 165j in plan view, and one ends of the springs 168a and 168b are respectively connected to the front end faces of the spring arrangement portions 165i and 165j in the clockwise direction (circumferential direction). The other ends of the springs 168a and 168b are respectively connected to the end faces of the spring holders 164o and 164n on the front side in the clockwise direction (circumferential direction), and are pressed toward the front side in the clockwise direction (circumferential direction) as viewed from the upper side.

The platen portion 166 has a ring-shaped top plate portion 166a and side wall portions 166b, 166c, and 166d formed in an arc shape in cross section and extending downward from the outer peripheral edge portion of the top plate portion 166a. The side wall portions 166b, 166c, and 166d are formed in an arc shape, and correspond to the outer wall portions 161k, 161l, and 161m of the main body portion 161 that are engaged with the cylindrical shape, the circumferential wall portion 161r, and the outer wall portions 164g and 164h of the support portion 164. 164i.

The actuator portion 167 is formed in a cylindrical shape. The actuator portion 167 has notch portions 167a, 167b, and 167c, and is cut from the lower end edge toward the upper end edge to have a shape corresponding to the side wall portions 166b, 166c, and 166d of the pressure plate portion 166.

The actuator portion 167 is formed such that the notch portion 167a can be engaged with the side wall portion 166b, the notch portion 167b can be engaged with the side wall portion 166c, and the notch portion 167c can be engaged with the side wall portion 166d.

The actuator portion 167 is coupled to the support portion 164 by a screw or the like, and is disposed to extend to the front end side of the center rod 130.

The outer wall portions 161k, 161l, and 161m of the main body portion 161 in which the second annular plate portion 162 is fitted are engaged with the gap portions of the outer wall portions 164g, 164h, and 164i of the support portion 164 in which the first annular plate portion 165 is fitted. The main body portion 161, the second annular plate portion 162, the support portion 164, and the first annular plate portion 165 are disposed in this order from the bottom. The platen portion 166 is fitted from the upper side, and the notch portion 167a and the side wall portion 166b are engaged with each other, the notch portion 167b is engaged with the side wall portion 166c, the notch portion 167c is engaged with the side wall portion 166d, and the pressing plate portion 166 and the actuating cylinder portion 167 and the supporting portion 164 are bolted. tight The second wheel portion 160 is formed by being integrated and integrated.

The function and action of the second rotor unit 160 will be described below.

In FIGS. 30 to 34, in the state viewed from the right side, for convenience of understanding, the stopper 131, the engaging portion 165a, and the first rotating action portion which are located on the right side related to the operation are indicated by solid lines. 165e, second rotating action portion 162e, and locked portions 162a, 162b. In addition, on the left side of the opposition side, the functional role is the same.

In Fig. 29, the back-side folding umbrella 10 is in a state of being folded as shown in Fig. 25. At this time, the second annular plate portion 162 is pressed by the clockwise front side of the springs 163a and 163b as viewed from above. In the state, the locked portions 162a and 162b are in a locked state with the locking portions 144a and 145a of the guiding portions 144 and 145, respectively, and the movement of the second turning portion 160 to the lower side of the first turning portion 140 is restricted. This state corresponds to FIG.

When the first reel portion 140 is slid toward the upper side of the center bar 130, as shown in FIG. 30, the stopper 131 is induced by the inducing portion 147 to enter the groove 142 of the first reel portion 140, and the card The sliding surface 165c of the joint portion 165a abuts and rotates the first annular plate portion 165 counterclockwise as viewed from above. This state corresponds to FIG.

Then, as shown in FIG. 31, the first annular plate portion 165 is returned to the original position by the urging force of the springs 168a and 168b, and is engaged with the engaging portion 165a of the first annular plate portion 165, thereby becoming a limit. The state in which the second reel unit 160 moves toward the lower side of the center bar 130.

When the first reel unit 140 is moved upward, as shown in FIG. 32, the stopper 131 abuts against the sliding surface 162g of the second rotation acting portion 162e, and the second annular plate portion 162 is caused to perform the second annular plate portion 162. When the rotation is performed, the locking of the locking portions 144a and 145a and the locked portions 162a and 162b are released.

Further, in a state in which the locked portions 162a and 162b of the second annular plate portion 162 are in sliding contact with the guide portions 144 and 145, the counterclockwise direction when viewed from the upper side of the guide portions 144 and 145 The end faces resist the urging force of the springs 163a, 163b and guide the locked portions 162a, 162b toward the counterclockwise side when viewed from the upper side.

Thereby, the first reel portion 140 can slide toward the upper side of the middle rod 130 with respect to the second reel portion 160. This state corresponds to FIG.

When the first reel unit 140 continues to move, the movement operation portion 46 of the first reel unit 140 engages with the upper cassette 22 to fix the first reel unit 140 to the middle rod 130. This state corresponds to FIG. Further, the stopper 131 abuts against the blocking portion 161g of the bottom wall 161a of the main body portion 161, and restricts the movement of the second reel portion 160 to the upper side.

33 is a view showing movement of the first reel unit 140 to the lower side with respect to the middle rod 130, the locked portions 162a and 162b of the second annular plate portion 162, and the locking portions 144a and 145a of the guide portions 144 and 145. The state of the upcoming slip. At this time, the lower end surface of the engaging portion 165a comes into contact with the upper end surface of the stopper 131, and the movement of the second rotating portion 160 to the lower side of the middle rod 130 is restricted.

In Fig. 34, the guided portions 162a and 162b are guided by the guide portions 144 and 145, and the springs 163a and 163b are pressed in the clockwise direction, and the locked portions 162a and 162b are placed. The state in which the locking portions 144a and 145a of the guiding portions 144 and 145 are locked.

Further, the sliding surface 149a of the releasing portion 149 abuts against the sliding surface 165g of the first rotating action portion 165e, and the first annular plate portion 165 is rotated to release the engagement between the stopper 131 and the engaging portion 165a. The parking of the second reel unit 160 at the predetermined position of the middle rod 130 is released. This state corresponds to FIG.

Thereby, the withdrawal of the stopper 131 from the groove 142 is completed by the movement of the first reel portion 140 toward the lower side of the middle rod 130.

With this configuration, the second reel unit 160 is positioned at a predetermined position of the middle rod 130 by the stoppers 131 and 132, and the abutting portion 46c abuts against the third reel 60 to make the third reel 60 Going to the middle The other end side of the 130 slides and the second support bone 90 is reduced to correspond to the length of the motion, or the mother bone 70 is elongated to correspond to the length of the motion, and the rotation of the mother bone 70 becomes smooth, which contributes to smoothness. The opening and closing operation of the umbrella cloth 100 is performed.

Furthermore, by blocking and pushing up the third reel 60 by the abutting portion 46c, the second supporting bone 90 can be pushed in and supported by the mother bone 70, and the tension of the umbrella cloth 100 is imparted, so that the opening of the umbrella cloth 100 is good. .

When the umbrella cloth 100 is opened, the stoppers 131 and 132 are moved into the grooves 142 and 143 of the first rotor unit 140 via the induction portions 147 and 148, and are brought into contact with the sliding surfaces 165c and 165d. The first annular plate portion 165 is rotated to engage with the engaging portions 165a and 165b of the first annular plate portion 165, so that the second rotating portion 160 is parked at a predetermined position of the middle bar 130, and the stop is stopped. The first and second rotating plate portions 162 are rotatably contacted by the second rotating portions 162e and 162f, and the locking portions 144a and 145a and the locked portions 162a and 162b are released from each other. The one turn portion 140 slides relative to the second runner portion 160. Further, when the umbrella cloth 100 is folded, the first reel unit 140 is slid with respect to the second reel unit 160, whereby the locking portions 144a and 145a of the guide portions 144 and 145 and the second annular plate portion are caused. The locked portions 162a and 162b of the 162 are locked, and the movement of the second turning portion 160 toward the lower (one end) side of the middle bar 130 can be restricted. Therefore, the operability of the opening and closing operation of the umbrella cloth 100 can be improved.

Moreover, when the umbrella cloth 100 is folded, the second rotor unit 160 is guided to the locked state in a state where the first rotor unit 140 is slidable relative to the second rotor unit 160, and the releasing portions 149 and 150 are released. When the first rotating plate portions 165 are in contact with each other, the first annular plate portion 165 is rotated to release the locking of the middle bar 130 and the second rotating portion 160, and the second rotating portion 160 is released from the middle bar 130. The movement of the predetermined position allows the movement of the umbrella cloth 100 to be smooth and stable.

Further, by using the annular first annular plate portion 165 and the second annular plate portion 162, the movement of the engaging portions 165a and 165b and the locked portions 162a and 162b becomes the center line C (middle The center of the rotary motion of the rod 130 can reduce the dead angle and reduce the size of the second runner portion 160 as compared with the case of linear motion.

Next, a second modification of the second rotor portion will be described with reference to Figs. In the following description, the same components as those in the above-described embodiments and modifications are denoted by the same reference numerals, and the description thereof will be omitted.

Further, the center line C in each drawing is defined as the axis of the rod 130 in the system, and is the axis of the first wheel portion 140 and the second wheel portion 170.

As shown in FIGS. 35 and 36, the outer peripheral surface of the trunk portion 141 is provided with guiding portions 151 and 152, respectively, which are orthogonal to the direction in which the grooves 142 and 143 are formed, as viewed in the axial direction of the center rod 130. The direction (front and rear direction) extends. That is, the guide portions 152 and 151 projecting toward the front side and the rear side from the outer peripheral surface of the wall on the front side and the rear side are disposed.

The guide portions 151 and 152 are formed in a triangular column shape, and the upper end faces of the guide portions 151 and 152 are formed as locking portions 151a and 152a that restrict the movement of the second runner portion 170 to the lower side. The lower end faces of the guide portions 151 and 152 are formed to be slidable with the engaging portions 172e and 172f which will be described later.

As shown in FIG. 35, the bottom surface of the mother bone support portion 146 is provided with release portions 153 and 154 for releasing the stoppers 131, 132 and the second for fixing the second rotor portion 170 at a predetermined position of the middle rod 130. The rotation of the runner portion 170. The release portions 153 and 154 are provided so as to extend downward from the circumference concentric with the axis of the mother bone support portion 146, and are formed in a clockwise direction (circumferential direction) in a plan view from the radial direction. The end portion has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction when viewed from the top-bottom direction.

The lower surface of the releasing portions 153 and 154 is defined as sliding surfaces 153a and 154a that slide with the rotation acting portions 172i and 172j which will be described later.

The releasing portions 153 and 154 are slidable with the rotation acting portions 172i and 172j which will be described later, and are disposed on the front side and the rear side of the bottom surface of the mother bone supporting portion 146, respectively.

As shown in FIGS. 35 and 36, the second reel unit 170 has a main body portion 171 and an annular plate portion 172; And a pressing portion 174.

The body portion 171 has a bottom wall 171a, outer wall portions 171i, 171j, and 171k, and inner wall portions 171l, 171m, 171n, and 171o.

The bottom wall 171a is formed in a disk shape and has a rectangular insertion hole 171b which is slidable through the middle rod 130 and the body portion 141 of the first wheel portion 140 fitted to the outside.

The front and rear sides of the insertion hole 171b are provided with relief grooves 171c and 171d formed as a bottomed groove which is formed from the front and rear sides of the insertion hole 171b toward the outer peripheral edge portion of the bottom wall 171a, and protrudes from the body portion 141. The guides 151, 152 do not dry up.

The left and right sides of the insertion hole 171b are provided with relief grooves 171e and 171f formed as bottomed grooves extending from the left and right sides of the insertion hole 171b toward the outer peripheral edge portion of the bottom wall 171a, and extending from the middle bar 130. The stoppers 132, 131 do not dry out.

The relief grooves 171e and 171f are formed from the top surface of the bottom wall 171a to about half of the thickness in the vertical direction, and the bottom surface is the blocking portions 171g and 171h that block the stoppers 132 and 131.

The outer wall portions 171i, 171j, and 171k are formed in an arc shape in cross section, and extend upward from the outer peripheral edge of the bottom wall 171a, and are disposed at equal intervals.

The inner wall portions 171l, 171m, 171n, and 171o are formed in an arc shape in cross section, and extend upward around the central portion of the bottom wall 171a and surround the insertion hole 171b, and the inner wall is disposed on a circle concentric with the outer wall portions 171i, 171j, and 171k. The portions 171n and 171o sandwich the relief groove 171c, the inner wall portions 171o and 171l sandwich the relief groove 171f, the inner wall portions 171l and 171m sandwich the relief groove 171d, and the inner wall portions 171m and 171n sandwich the relief groove 171e.

The top surface of the bottom wall 171a is provided with spring holders 171p and 171q formed in a rectangular flat plate shape extending in the vertical direction.

The annular plate portion 172 is formed in a ring frame shape. The inner side of the annular plate portion 172 is provided with engaging portions 172a and 172b that are engageable with the stoppers 131 and 132, and the locked portions 172e and 172f are engageable with the locking portions 151a of the guiding portions 151 and 152. The locking portions 152a and 172a are engaged with the releasing portions 153 and 154 of the mother bone supporting portion 146 to release the engagement between the stoppers 131 and 132 and the engaging portions 172a and 172b.

The engaging portions 172a and 172b project from the inner circumferential surface of the annular plate portion 172 toward the center line C (the axis of the middle rod 130), and are formed in a clockwise direction in plan view when viewed in the radial direction ( The end portion of the rear side is a right-angled triangular shape of the top portion, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the engaging portion 172a is disposed on the right side, and the engaging portion 172b is disposed on the left side.

The upper surfaces of the engaging portions 172a and 172b are defined as sliding surfaces 172c and 172d that slide with the stoppers 131 and 132.

The locked portions 172e and 172f project from the inner circumferential surface of the annular plate portion 172 toward the center line C (the axis of the middle rod 130), and are formed to be clockwise in plan view from the radial direction. The end portion on the rear side in the (circumferential direction) has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the engaged portion 172e is disposed on the rear side, and the engaged portion 172f is disposed on the front side.

The upper surfaces of the locked portions 172e and 172f are defined as sliding surfaces 172g and 172h that slide with the guide portions 151 and 152 which will be described later.

The rotation acting portions 172i and 172j project from the inner circumferential surface of the annular plate portion 172 toward the center line C (the axis of the middle rod 130) and are disposed above the engagement portions 172a and 172b, and are formed in the radial direction. It is observed that the end portion on the rear side in the clockwise direction (circumferential direction) in the plan view has a right-angled triangular shape with a top portion, and has an arc shape having a thickness in the radial direction when viewed from the vertical direction. In the assembled state, the rotation acting portion 172i is disposed in the clockwise direction (circumferential direction) of the engaged portion 172e. On the side, the rotation acting portion 172j is disposed on the rear side in the clockwise direction (circumferential direction) of the engaged portion 172f.

The upper surfaces of the rotation acting portions 172i and 172j are defined as sliding surfaces 172k and 172l that slide with the releasing portions 153 and 154.

The annular plate portion 172 has spring arrangement portions 172m and 172n in the vicinity of the rotational action portions 172i and 172j, and is cut into an arc shape from the outer peripheral edge toward the center line C (the axis of the middle rod 130) in plan view. Springs 173a, 173b are provided as the pressing members.

The annular plate portion 172 is fitted between the outer wall portions 171i, 171j, and 171k of the main body portion 171 and the inner wall portions 171l, 171m, 171n, and 171o from the upper side, and is formed to be rotatable about the center line C (the axis of the middle rod 130). The center performs a rotational movement. The annular plate portion 172 is provided with springs 173a and 173b in the spring arrangement portions 172m and 172n in plan view, and one ends of the springs 173a and 173b are respectively connected to the end faces of the spring arrangement portions 172m and 172n in the clockwise direction (circumferential direction). The other ends of the springs 173a and 173b are respectively connected to the end faces of the spring holders 171q and 171p on the front side in the clockwise direction (circumferential direction), and are pressed toward the front side in the clockwise direction (circumferential direction) as viewed from the upper side.

The platen portion 174 has a ring-shaped top plate portion 174a and side wall portions 174b, 174c, and 174d formed in an arc shape in cross section, and extends downward from the outer peripheral edge portion of the top plate portion 174a. The gap portions between the side wall portions 174b, 174c, and 174d are formed to be engageable with the outer wall portions 171i, 171j, and 171k of the main body portion 171.

The outer wall portions 171i, 171j, and 171k of the main body portion 171 in which the annular plate portion 172 is fitted are engaged with the gap portions of the side wall portions 174b, 174c, and 174d of the pressure plate portion 174, and the main body portion 171 and the pressure plate portion 174 are sandwiched in the vertical direction. The annular plate portion 172 is housed, and the actuator portion 167 is fitted from the upper side, and is integrated by bolt fastening or the like to form the second rotor portion 170.

The function and action of the second reel unit 170 will be described below. In the present modification, the two annular plates are operated as a single annular plate, and the basic operation is the same, and only the portions different from the first modification described above will be described.

As shown in Fig. 35, when the umbrella 10 for folding the back surface is folded, the annular plate portion 172 is pressed by the clockwise front side of the springs 173a and 173b as viewed from above, and the locked portion 172e is pressed. 172f is in a state of being locked with the locking portions 151a and 152a of the guide portions 151 and 152, and restricts the movement of the second rotor portion 170 to the lower side of the first runner portion 140.

When the reverse folding umbrella 10 is opened, the stoppers 131 and 132 are induced by the inducing portions 147 and 148 to enter the grooves 142 and 143 of the first runner portion 140, and the sliding surfaces of the engaging portions 172a and 172b. When the 172c and 172d are in contact with each other, the annular plate portion 172 is rotated counterclockwise as viewed from above, and the locking of the locking portions 151a and 152a and the locked portions 172e and 172f is released. At this time, since the guide portions 151 and 152 are formed to be short in the vertical direction, the locked portions 172e and 172f move to the lower side of the guide portions 151 and 152, and the first reel portion 140 can be opposed to the second reel portion 170. Slides toward the upper side of the middle bar 130.

Thereafter, the annular plate portion 172 is returned to the original position by the urging force of the springs 173a and 173b, and the stoppers 131 and 132 are engaged with the engaging portions 172a and 172b of the annular plate portion 172, thereby restricting the second portion. The runner portion 170 moves toward the lower side of the center bar 130, and the stoppers 131 and 132 abut against the blocking portions 171h and 171g of the bottom wall 171a, respectively, and restrict the movement of the second runner portion 170 to the upper side. Therefore, the second reel portion 170 becomes a predetermined position parked in the middle rod 130.

When the umbrella 10 for folding the back surface is folded, the locked portions 172e and 172f of the annular plate portion 172 are slidably engaged with the locking portions 151a and 152a of the guide portions 151 and 152, and the springs 173a and 173b are resisted. The locking portions 172e and 172f are guided counterclockwise.

When the slide portions 172e and 172f are slid by the guide portions 151 and 152, the springs 173a and 173b are pressed toward the front side in the clockwise direction, and the locked portions 172e and 172f are guided to the guide portion. The locking portions 151a and 152a of the 151 and 152 are locked, and the releasing portions 153 and 154 abut against the rotation acting portions 172i and 172j to rotate the annular plate portion 172, and the stoppers 131, 132 and the card are released. The joints 172a and 172b are engaged. The second reel portion 170 is released from the predetermined position of the middle rod 130.

In this configuration, the operability of the opening and closing operation of the umbrella cloth 100 can be improved, and the operation when the umbrella cloth 100 is folded can be smooth and stable.

Further, by using the annular annular plate portion 172, the movement of the engaging portions 172a and 172b and the engaged portions 172e and 172f becomes a rotational motion centering on the axis of the middle rod 130, compared to the linear motion. In the case of the case, the dead angle can be reduced, and the size of the second reel portion 170 can be reduced. The production efficiency can be improved by reducing the number of parts by setting the annular plate portion 172 to one piece.

A third modification of the second runner portion will be described below with reference to Figs. 37 to 48. In the following description, the same components as those in the above-described embodiments and modifications are denoted by the same reference numerals, and the description thereof will be omitted. Moreover, for the sake of easy understanding, the canceling plate portion 205 in Fig. 39 is an exploded perspective view as seen obliquely from below.

In addition, the center line C is defined as the axis of the rod 180 in the system, and is the axis of the first wheel portion 190 and the second wheel portion 200.

As shown in FIGS. 37, 40, 42 to 48 and the like, the middle bar 180 is provided with second grooves 181 and 182 (not shown), and the second reel unit 200 is fixed to the middle bar 180. The second grooves 181 and 182 are respectively disposed at the front and rear of the middle rod 180.

The second groove 181 has a bent portion 181a which is formed by bending the upper end portion to the right side. The second groove 182 has a bent portion 182a formed by bending the upper end portion to the left side. The bent portion 181a and the bent portion 182a are formed so as to block the extending pieces 207e and 207f which will be described later in the vertical direction.

As shown in FIGS. 38, 40, and 41, the first reel portion 190 has an insertion hole 190a formed to be inserted into the middle rod 180, a body portion 191, a movement operation portion 46 disposed on the lower side, and a mother bone. The support portion 146 is disposed on the upper side.

The body portion 191 is formed in a quadrangular cylindrical shape along the up and down direction (the axial direction of the middle rod 180) The first grooves 192 and 193 are formed to penetrate the walls on the front side and the rear side in the front-rear direction.

The first grooves 192, 193 have narrow portions 192a, 193a, and wide portions 192b, 193b formed on the upper side of the narrow portions 192a, 193a (the other end side of the middle rod 180) to be wider than the narrow portions 192a, 193a. The wide portions 192b and 193b include projecting piece guide portions 192c and 193c, and are formed so as to be movable toward the bent portion 181a and the bent portion 182a side as will be described later. In the present embodiment, the protruding piece guiding portion 192c is formed to be narrowed from the left side toward the right side, and the protruding piece guiding portion 193c is formed to be narrowed from the right side toward the left side.

The outer peripheral surfaces of the trunk portion 191 are respectively provided with guide portions 194 and 195 which protrude in a direction orthogonal to the direction in which the second grooves 181 and 182 are formed as viewed in the axial direction of the middle rod 180. That is, the guide portions 194 and 195 are disposed so as to protrude to the right side and the left side from the outer peripheral surfaces of the right and left walls.

The guide portions 194 and 195 are formed in a triangular column shape, and the upper end faces of the guide portions 194 and 195 are formed as locking portions 194a and 195a, and restrict movement of the second runner portion 200 to the lower side of the first runner portion 190. .

The bottom surface of the mother bone support portion 146 is provided with first releasing portions 155 and 156 for releasing the engagement between the bent portions 181a and 182a of the middle bar 180 and the protruding pieces 207e and 207f of the first annular plate portion 207. The first releasing portions 155 and 156 are disposed to extend downward from the circumference concentric with the axis of the mother bone supporting portion 146, and are formed in a clockwise direction (circumferential direction) in plan view when viewed in the radial direction. The end portion of the rear side has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the up-and-down direction.

The lower surface of the first releasing portions 155 and 156 is defined as sliding surfaces 155a and 156a that slide with the first rotating action portions 207a and 207b, which will be described later.

As shown in FIGS. 39 to 41 and the like, the second reel unit 200 includes a main body portion 201, a second annular plate portion 202, a pressure plate portion 204, a release plate portion 205, a first annular plate portion 207, and an urging cylinder portion. 209.

The body portion 201 has a bottom wall 201a, an outer wall portion 201g, and an inner wall portion 201l.

The bottom wall 201a is formed in a disk shape, and has a mounting groove 201b formed on the outer circumferential surface of the bottom wall 201a in the vertical direction (the axial direction of the middle bar 180) as a bottomed groove; and a wire groove 201c. A bottomed groove is formed from the outer peripheral surface of the bottom wall 201a toward the axis of the center rod 180.

The bottom wall 201a has a rectangular insertion hole 201d, and is slidable by inserting the middle bar 180 and the body portion 191 of the first runner portion 190 fitted to the outside thereof. The left and right sides of the insertion hole 201d are provided with relief grooves 201f and 201e, and are formed as a bottomed groove from the left and right sides of the insertion hole 201d toward the outer peripheral edge portion, and a guide portion 195 extending from the body portion 191, 194 will not dry up.

The outer wall portion 201g extends upward from the outer peripheral edge of the bottom wall 201a, and is formed in a cylindrical shape. The outer wall portion 201g has cutout portions 201h, 201i, 201j, and 201k cut from the upper end toward the lower end.

The inner wall portion 201l is formed in a cylindrical shape and has an insertion hole 201m having a rectangular shape, and the insertion hole 201m allows the middle rod 180 and the body portion 191 of the first wheel portion 190 fitted to the outside thereof to be inserted. Slide it. The insertion hole 201m is in communication with the insertion hole 201d.

The inner wall portion 201l has notch portions 201n and 201o along the vertical direction, and the guide portions 194 and 195 can pass through the cutout portions 201n and 201o. The inner wall portion 201l has the relief portions 201p and 201q, and is cut away from the upper end portion to be movable, and does not dry out with the extension pieces 207e and 207f which will be described later.

The top surface of the bottom wall 201a is provided with spring holders 201r and 201s formed in a rectangular flat plate shape extending in the vertical direction.

The second annular plate portion 202 is formed in a ring frame shape. The inner side of the second annular plate portion 202 is provided with the locked portions 202a and 202b, and can be locked with the locking portions 194a and 195a of the guiding portions 194 and 195; and the second rotating action portions 202e and 202f, and The second releasing portions 205a and 205b and the following will be described. When the contact is made, the locking portions 194a and 195a and the locked portions 202a and 202b are unlocked.

The locked portions 202a and 202b project from the inner circumferential surface of the second annular plate portion 202 toward the center line C (the axis of the middle rod 180), and are formed in a plan view in the radial direction. The end portion on the rear side in the clockwise direction (circumferential direction) has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the engaged portion 202a is disposed on the right side, and the engaged portion 202b is disposed on the left side.

The upper surfaces of the locked portions 202a and 202b are defined as sliding surfaces 202c and 202d that slide with the guide portions 194 and 195.

The second rotationally acting portions 202e and 202f project from the inner circumferential surface of the second annular plate portion 202 toward the center line C (the axis of the middle rod 180), and are formed in a plan view in the radial direction. The end portion on the rear side in the clockwise direction (circumferential direction) has a right-angled triangular shape at the top, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. In the assembled state, the second turning action portion 202e is located on the rear side of the locked portion 202b in the clockwise direction (circumferential direction), and the second turning action portion 202f is locked in the clockwise direction (circumferential direction) The rear side of the portion 202a has four connected configurations. The upper surface of the second turning action portions 202e and 202f is defined as sliding surfaces 202g and 202h that slide with the second releasing portions 205a and 205b.

The second annular plate portion 202 has spring arrangement portions 202i and 202j in the vicinity of the second rotational action portions 202e and 202f on the front side in the clockwise direction (circumferential direction) in plan view, and is cut away from the outer peripheral edge toward the axis of the middle bar 180. In the shape of an arc, springs 203a and 203b serving as pressing members can be disposed.

The second annular plate portion 202 is fitted between the outer wall portion 201g of the main body portion 201 and the inner wall portion 201l from the upper side, and is formed to be rotatable and movable by the axis of the middle bar 180 as a center of rotation. The second annular plate portion 202 is provided with springs 203a and 203b in the spring arrangement portions 202i and 202j. One ends of the springs 203a and 203b are respectively connected to the end faces of the spring arrangement portions 202i and 202j in the clockwise direction (circumferential direction), and the spring 203a. The other end of 203b is connected to the clockwise side of the spring sockets 201s and 201r, respectively. The end surface on the front side in the (circumferential direction) is pressed toward the front side in the clockwise direction (circumferential direction) as viewed from the upper side.

The platen portion 204 has a ring-shaped plate portion 204a and a side wall portion 204f formed in a cylindrical shape and extending upward from the outer peripheral edge portion of the plate portion 204a.

The deck portion 204a is formed to be insertable through the inner wall portion 201l of the main body portion 201, and is formed such that the second releasing portions 205a, 205b of the canceling plate portion 205 can pass in the vertical direction. The bottom surface of the plate portion 204a is provided with projecting portions 204b, 204c, 204d, and 204e, and is formed to be engaged with the notch portions 201h, 201i, 201j, and 201k provided in the outer wall portion 201g of the main body portion 201, and is downward. Extend. The bottom surface of the plate portion 204a is formed to block the top surface of the second annular plate portion 202. The top surface of the plate portion 204a is formed to block the spring 206 that urges the release plate portion 205.

The inner peripheral surface side of the side wall portion 204f is disposed from the upper end edge to the receiving plate portion 204a, and the spring holders 204g and 204h are disposed in the vertical direction to form a rectangular flat plate shape, and the springs 208a and 208b to be described later are blocked. The spring retainers 204g and 204h guide the first annular plate portion 207 to move in the vertical direction, and the lower guide release plate portion 205 moves in the vertical direction.

The inner peripheral surface side of the side wall portion 204f is formed in a rectangular flat plate shape, and the plate guide bodies 204i and 204j that guide the release plate portion 205 are disposed in the vertical direction in the vicinity of the center in the vertical direction.

The platen portion 204 engages the protruding portions 204b, 204c, 204d, and 204e with the notch portions 201h, 201i, 201j, and 201k provided in the outer wall portion 201g of the main body portion 201, and is integrated with the main body portion 201. Further, the second annular plate portion 202 is interposed between the plate portion 204a and the main body portion 201.

The canceling plate portion 205 is formed in a ring-shaped frame shape, and is formed such that the inner wall portion 201l of the body portion 201 can be inserted.

The bottom surface of the release plate portion 205 is provided with second release portions 205a and 205b and a second rotation action The portions 202e and 202f are brought into contact with each other to rotate the second annular plate portion 202, and the locking of the locking portions 194a and 195a and the locked portions 202a and 202b is released.

The second releasing portions 205a and 205b are arranged to extend downward from the center line C concentric with the center line C (the axis of the middle bar 180), and are formed in a clockwise direction in plan view when viewed in the radial direction ( The end portion on the front side in the circumferential direction is a right-angled triangular shape of the top portion, and has an arc shape having a thickness in the radial direction when viewed from the top-bottom direction.

The lower surfaces of the second release portions 205a and 205b are defined as sliding surfaces 205c and 205d that slide with the second rotation acting portions 202e and 202f.

The second releasing portions 205a and 205b are disposed such that the inner side of the plate receiving portion 204a of the platen portion 204 can pass in the vertical direction.

Guide grooves 205e and 205f corresponding to the spring holders 204g and 204h and guide grooves 205g and 205h corresponding to the plate guides 204i and 204j are disposed in the vertical direction of the outer peripheral edge portion of the release plate portion 205. The bottom surface of the release plate portion 205 is formed as a blockable spring 206.

The canceling plate portion 205 places the guide grooves 205e and 205f in the spring holders 204g and 204h of the platen portion 204, and arranges the guide grooves 205g and 205h in the plate guides 204i and 204j of the platen unit 204, and is fitted from the upper side.

The spring 206 is disposed between the top surface of the plate portion 204a of the platen portion 204 and the bottom surface of the release plate portion 205, and pushes the release plate portion 205 upward.

The first annular plate portion 207 is formed in a ring frame shape. The first toroidal action portions 207a and 207b are disposed on the inner side of the first annular plate portion 207, and are abutted against the first release portions 155 and 156 to release the bent portions 181a and 182a and the first annular plate portion 207. The engaging pieces 207e and 207f are engaged with each other; and the extending pieces 207e and 207f are engageable with the bent portions 181a and 182a.

The first turning action portions 207a and 207b project from the inner circumferential surface of the first annular plate portion 207 toward the center line C (the axis of the middle bar 180), and are formed so as to be viewed from the radial direction. The end portion of the front side in the clockwise direction (circumferential direction) is a right-angled triangular shape of the top portion, and has an arc shape having a thickness in the radial direction as viewed in the vertical direction. The first turning action portions 207a, 207b are arranged in five in a clockwise direction (circumferential direction) in an assembled state.

The upper surfaces of the first turning action portions 207a and 207b are defined as sliding surfaces 207c and 207d that slide with the first releasing portions 155 and 156.

The projecting pieces 207e and 207f are formed in a columnar shape, and are disposed on the lower side of the first turning action portions 207a and 207b from the inner circumferential surface of the first annular plate portion 207 toward the axial side of the center bar 180. The protruding pieces 207e and 207f are disposed on the front side and the rear side, respectively, in an assembled state.

The first annular plate portion 207 has spring arrangement portions 207g and 207h in the vicinity of the clockwise direction (circumferential direction) in the plan view of the first rotational action portions 207a and 207b, and is cut away from the outer peripheral edge toward the axis of the middle bar 180. In the shape of an arc, springs 208a, 208b serving as pressing members can be disposed.

The first annular plate portion 207 is formed in the platen portion 204 and is disposed on the upper side of the plate portion 205, and is fitted between the inner wall portions 201l of the main body portion 201 from the upper side, and is formed to be rotatable with the axis of the middle bar 180 as a center of rotation. It is possible to turn. The first annular plate portion 207 is provided with springs 208a and 208b in the spring arrangement portions 207g and 207h in plan view, and one ends of the springs 208a and 208b are respectively connected to the front side of the spring arrangement portions 207g and 207h in the clockwise direction (circumferential direction). The end faces of the springs 208a and 208b are respectively connected to the clockwise (circumferential) front end faces of the spring seats 204g and 204h of the pressure plate portion 204 in the plan view, and are viewed in the clockwise direction (week viewed from the upper side). The front side pushes in the direction).

The actuator portion 209 is formed in a cylindrical shape, and the inner peripheral surface has a projecting strip 209a on the lower side than the center, and projects from the inner peripheral surface toward the axis of the center rod 180. The bottom surface of the protruding strip 209a pushes the top surface of the first annular plate portion 207 to restrict the upward movement.

The second reel unit 200 is arranged from the bottom in the following order: a body portion 201; a second The annular plate portion 202; the pressing plate portion 204; the releasing plate portion 205; and the first annular plate portion 207; the operating cylinder portion 209 is fitted from the upper side, and is integrated with the main body portion 201 by bolt fastening or the like, and is disposed in the middle. The front end of the rod 180 extends.

The function and action of the second rotor unit 200 will be described below. For the sake of understanding, in FIGS. 42 to 48, the configuration of the both side portions is omitted, and the configuration of the near side is indicated by a solid line. In addition, the opposite action is performed in the opposite side.

42 is a view in which the first rotor portion 190 is slid toward the upper side of the center bar 180 from the state in which the umbrella cloth 100 is folded, and the second annular plate portion 202 is clockwise as viewed from above by the springs 203a and 203b. In the state in which the front side is pressed, the locked portions 202a and 202b are locked with the locking portions 194a and 195a of the guiding portions 194 and 195, and the movement of the second rotating portion 200 to the lower side is restricted. Further, the canceling plate portion 205 is pressed by the spring 206 to the upper side and is located on the upper side. This state corresponds to FIG.

From the state of FIG. 42, the first runner portion 190 is pushed up, and the projecting piece 207e abuts against the upper end portion of the second groove 181, so that the second runner portion 200 cannot move further upward. .

Then, against the pressing force of the spring 206 of the pressing release plate portion 205, the first annular plate portion 207 and the canceling plate portion 205 are brought close to the second annular plate portion 202. In other words, the other configuration of the second reel unit 200 moves to the lower side.

FIG. 43 shows a state in which the first annular plate portion 207 and the release plate portion 205 are slightly closer to the second annular plate portion 202.

When the canceling plate portion 205 is close to the second annular plate portion 202, as shown in Fig. 44, the sliding surfaces 205c and 205d of the second releasing portions 205a and 205b and the sliding surfaces 202g and 202h of the second rotating action portions 202e and 202f are performed. When the second annular plate portion 202 is moved in the clockwise direction (circumferential direction) in the plan view, the locked state of the locked portions 202a and 202b and the locking portions 194a and 195a is released. Thereby, the first reel portion 190 is slidable toward the upper side of the middle bar 180 with respect to the second reel portion 200. This state corresponds to FIG.

Further, at this time, the projecting piece 207e is slightly moved to the rear side in the clockwise direction (circumferential direction) in plan view by the projecting piece guide portion 192c.

In Fig. 45, the projecting piece 207e of the first annular plate portion 207 is induced to the bent portion 181a of the second groove 181 by the projecting piece guide portion 192c of the first groove 192. Thereby, the movement of the second reel unit 200 in the vertical direction with respect to the middle rod 180 is restricted.

Further, when the first reel unit 190 is slid toward the upper side of the center bar 180, as shown in FIG. 46, the extension piece 207e is induced to the narrow portion 192a of the first groove 192 to restrict the movement in the circumferential direction. The movement operation portion 46 (not shown) of the first reel unit 190 is engaged with the upper cassette 22 to fix the first reel unit 190 to the middle rod 180. This state corresponds to FIG.

When the umbrella cloth 100 is folded, the first rotor unit 190 is slid toward the lower side of the center rod 180.

Then, the locking portions 194a and 195a are slidably engaged with the locked portions 202a and 202b, and are moved against the springs 203a and 203b, and the locked portions 202a and 202b are moved rearward in the clockwise direction (circumferential direction) in plan view.

When the guide portions 194 and 195 are passed, as shown in FIG. 48, the locked portions 202a and 202b and the locking portions 194a and 195a are locked.

When the first reel unit 190 is moved, the sliding surfaces 155a and 156a of the first releasing portions 155 and 156 of the first reel unit 190 and the first rotating action portions 207a and 207b of the first annular plate portion 207 are The sliding surfaces 207c and 207d are in contact with each other, and the protruding piece 207e is moved forward in the clockwise direction (circumferential direction) in plan view, and the engagement between the middle bar 180 and the second reel unit 200 is released. At this time, since the projecting piece 207e is located at the wide portions 192b, 193b of the first grooves 192, 193, the movement is not restricted. This state corresponds to Figures 16 and 17.

With the second reel unit 200 configured as described above, when the umbrella cloth 100 is opened, the end portions of the extension pieces 207e and 207f and the second grooves 181 and 182 (the other end of the middle bar 180) are performed. When the contact plate portion 205 is moved toward the one end side of the center bar 180, the second release portions 205a and 205b of the plate portion 205 are released from contact with the second rotation action portions 202e and 202f, and the second annular plate portion is brought into contact with each other. The rotation of 202 releases the locking of the locking portions 194a, 195a and the locked portions 202a, 202b, and the protruding pieces 207e, 207f of the first annular plate portion 207 are guided by the protruding piece guiding portions 192c, 193c. Engagement with the bent portions 181a and 182a restricts the movement of the second runner portion 200 in the vertical direction, so that the first runner portion 190 can be slid with respect to the second runner portion 200. Further, when the umbrella cloth 100 is folded, the first runner portion 190 is slid with respect to the second runner portion 200, and the guide portions 194 and 195 slide with the locked portions 202a and 202b to move the second runner. The portion 200 is guided to the state in which the first reel portion 190 is locked, and the first releasing portions 155 and 156 abut against the first rotating action portions 207a and 207b to rotate the first annular plate portion 207 and release the first toroidal plate portion 207. Since the bent portions 181a and 182a are engaged with the protruding pieces 207e and 207f, the stop of the second rotating wheel unit 200 at the predetermined position of the middle bar 180 is released, and the operability of the opening and closing operation of the umbrella cloth 100 can be improved.

Further, when the umbrella cloth 100 is folded, by releasing the locking of the middle bar 180 and the first reel unit 190, the first reel unit 190 can be slid with respect to the second reel unit 200, and The second reel unit 200 is guided to the locked state, and the first releasing portions 155 and 156 release the stop of the second reel unit 200 at the predetermined position of the middle rod 180, so that the action when the umbrella cloth 100 is folded is smooth and stable.

Further, by using the annular first annular plate portion 207 and the second annular plate portion 202, the movement of the protruding pieces 207e, 207f and the engaged portions 202a, 202b becomes the axis of the middle bar 180. The centering rotary motion can reduce the dead angle and reduce the size of the second runner portion 200 as compared with the case of linear motion.

The umbrella 10 for folding the back side of the present invention is not limited to the above configuration. That is, various design changes and the like can be made without departing from the gist of the present invention.

For example, the mother bone 70, the first support bone 80, and the second support bone 90 are respectively constructed using eight Yes, but as long as the umbrella cloth 100 can be opened, it can be changed as appropriate.

Further, the second support bone 90 can slide the outer sliding portion 91a and the inner sliding portion 92a to expand and contract, but the elastic member can be used to expand and contract.

Further, the guide portions 42 and 42 are formed to extend toward the front side and the rear side, and may be appropriately changed to be orthogonal to the axial direction of the middle rod 20 in accordance with the shape of the middle rod 20 or the like. Direction in either direction. When the extending direction of the guiding portions 42 and 42 is changed, the locking portion 52 can appropriately change the moving direction to any direction orthogonal to the axial direction of the middle bar 20 in accordance with the extending direction thereof, so that the locking portion 42a and the locking portion 42a are The locked portion 52b can be locked.

Further, the pressing member of the lock portion 52 is a spring 53 or may be pressed using another elastic member.

Further, the middle rod 20 may be a polygonal cylinder other than a quadrangular cylindrical shape, a cylinder, a long cylinder, an elliptical cylinder shape or the like.

Further, the first runner portion 40 may form the mother bone support portion 48 and the body portion 41 as separate members.

Further, in addition to the stopper member 23, for example, a groove may be formed on the middle rod 20 side, and a hook or the like existing in the second rotor portion 50 may be used to bring the second rotor portion 50 into a locked state.

Further, the length of the mother bone main body portion 72 may be set to be shorter than the length L from the middle rod 20 to the outer periphery of the umbrella cloth 100 in order to smoothly perform the opening operation of the umbrella cloth 100.

In addition, the operation cylinder portion 56 is formed so that the opening and closing operation of the mother bone base portion 71 can be smoothly performed, and for example, it can be formed in a push-up shape that is widened toward the upper side, or the length in the vertical direction can be appropriately changed.

Further, the auxiliary umbrella cloth 102 may be appropriately changed into a polygonal shape, a star shape, a petal shape, or the like when viewed from the axial direction of the center bar 20 in a state in which the umbrella cloth 100 is fully opened.

Further, in the umbrella cloth 100, the main umbrella cloth 101 is attached to the upper side of the mother bone support portion 48 of the first rotor portion 40, and the auxiliary umbrella cloth 102 is attached to the upper end portion of the middle rod 20, and the main cloth may be provided. The umbrella cloth 101 and the auxiliary umbrella cloth 102 are overlapped.

In the same configuration as described above, the mother bone 70 can be pressed toward the middle bar 20, and the appearance of the umbrella cloth 100 can be maintained, and rainwater can be prevented from entering the grip 30 side.

10‧‧‧Backside folding umbrella

20‧‧‧中棒

30‧‧‧Handle

31‧‧‧Installation Department

32‧‧‧Handheld Department

40‧‧‧First runner

46c‧‧‧Apartment

50‧‧‧Second runner

56‧‧‧Acoustic tube

60‧‧‧ Third runner

70‧‧‧ mother bone

71‧‧‧ mother bone base

71a‧‧‧Hinges

72‧‧‧ mother bone body

80‧‧‧First support bone

81‧‧‧Hinged components

90‧‧‧Second support bone

91‧‧‧ base

91a‧‧‧Outer sliding part

92‧‧‧ front

92a‧‧‧Inside sliding part

93‧‧‧Hinged components

100‧‧‧ Umbrella

Claims (12)

The utility model relates to a reverse folding umbrella, which is configured as a triple shaft structure including a middle rod, a first rotating wheel portion and a second rotating wheel portion, wherein the middle rod has a grip on one end side, and the first rotating wheel portion is embedded in the middle rod The outer side is disposed to be slidable relative to the middle rod, the second wheel portion is embedded on the outer side of the first wheel portion and is disposed to be slidable relative to the first wheel portion, and the reverse surface The folding umbrella comprises: a mother bone, one end of which is supported to be rotatable relative to the first rotating wheel portion, and is provided with an umbrella cloth; and a first supporting bone, one end of which is supported to be opposite to the second rotating wheel portion Rotating and supporting the other end to be rotatable with the mother bone; in the state in which the umbrella cloth is folded, the mother bone is folded with the umbrella cloth toward the center rod side, and the front side of the umbrella cloth is housed inside. a state in which the first reel portion slides toward the other end side of the middle rod with respect to the middle rod, and the first reel portion is opposite to the second reel portion to the other end of the middle rod Sliding on the side to support the fixation using the first support bone The umbrella is applied to the fully expanded state, and the umbrella for folding the back is characterized in that: the third rotating wheel is embedded outside the first rotating portion and is disposed to be opposite to the first rotating The wheel portion is slidably disposed on an end side closer to the middle rod than the second wheel portion; and has a second support bone, one end of which is received at a front end side of a portion of the mother bone supporting the first support bone The support becomes rotatable and the other end is supported to be rotatable relative to the third reel. The anti-folding umbrella of claim 1, wherein the mother bone has: a mother bone base, one end is supported to be rotatable relative to the first wheel portion; and the mother bone body portion is at one end The other end of the base of the bone is supported to be rotatable; and the length of the main body portion of the bone is formed to be viewed from the axial direction of the middle rod, and the rod is fully opened in a state in which the umbrella is fully opened. The second rotor portion is disposed below the length of the outer circumference of the umbrella cloth, and the second rotor portion is provided with a tubular operating cylinder portion extending toward the other end side of the center rod and accommodating the mother bone base portion. a portion of the base of the mother bone supported by the first wheel portion, which is located when the umbrella cloth is folded The inside of the actuator portion is located outside the operation cylinder portion in a state in which the umbrella cloth is fully opened. The anti-collision umbrella of claim 2, wherein a retaining member is formed, and the stopping member is formed to be movable inside and outside the middle rod, so that the second rotating portion is located at a predetermined position of the middle rod, The first runner portion is formed with a groove along the axial direction, and the stopper member is disposed to be movable in the groove, and the second runner portion is formed to be engageable with the stopper member. An end portion of one end side of the middle rod of the first reel portion is provided with an abutting portion for causing the first reel portion to face the other end of the middle rod with respect to the second reel portion When the side slides, the third rotor can be abutted, and the second support bone or the mother bone is formed to be expandable and contractible. The outer peripheral surface of the first reel portion is provided with a guide portion that protrudes in a direction orthogonal to the axial direction of the middle rod, and the guide portion of the guide portion The end portion of the other end side of the middle rod is provided with a locking portion that restricts the movement of the second rotating wheel portion to one end side of the middle rod, and the first rotating wheel portion is located at the middle rod The end portion of the one end side is provided with a releasing portion formed to push the stopper member into the middle rod, and the second rotating wheel portion is provided with a locking portion that can be orthogonal to the middle portion The rod is moved in the direction of the axial direction; and the locking plate portion is engageable with the stopper member; and the locking portion is provided with the engaged portion, and the engaged portion is locked with the locking portion, And the locking portion is locked with the locked portion, and when the umbrella is folded, the movement of the second rotating portion to the one end side of the middle rod is restricted, and when the umbrella is opened, the borrowing is The releasing member pushes the stopper member into the middle rod to enter the groove of the first rotating portion, and engages with the locking plate portion. And the second rotating wheel portion is parked at a predetermined position of the middle rod, and the stopping member abuts against the locking portion to release the locking of the locking portion and the locked portion, When the umbrella cloth is completely opened, the guide portion slides with the engaged portion, and the second rotating portion is guided to a state in which the first rotating portion is locked. And the releasing portion abuts against the stopper member to release the engagement between the stopper member and the locking plate portion, Thereby, the second reel portion is released from the predetermined position of the middle rod. The reverse folding umbrella of claim 2, wherein the middle bar is provided with a stopper, the stopper extending in a direction orthogonal to an axial direction of the middle rod, and the second rotation The wheel portion is located at a predetermined position of the middle rod, the first wheel portion is formed with a groove along the axial direction, and the stopper is configured to be movable in the groove, and the second wheel portion is formed to be Engaging with the stopper, an end portion of one end side of the middle rod of the first reel portion is provided with an abutting portion for causing the first reel portion to be opposite to the second revolving portion When the wheel portion slides toward the other end side of the middle rod, it can abut against the third rotating wheel, and the second supporting bone or the mother bone is formed to be expandable and contractible. The umbrella for folding the back side of the fifth aspect of the invention, wherein the outer peripheral surface of the first runner portion is provided with a guiding portion that protrudes in a direction orthogonal to an axial direction of the middle rod, the guiding The end portion of the other end side of the middle rod is provided with a locking portion that restricts movement of the second rotating portion to one end side of the middle rod, and the first rotating portion is located at the middle rod An end portion of the other end side is provided with an inducing portion that can induce the stopper into the groove, and the other end side of the middle rod of the first reel portion is provided with a releasing portion, The releasing portion can release the engagement between the stopper and the second rotating portion, and the second rotating portion is disposed to be annularly shaped and rotatable about the axis of the middle rod: a circular ring portion; and a second annular plate portion located closer to an end side of the middle bar than the first annular plate portion; and the first annular plate portion is provided with: a engaging portion, which is The stopper is engaged; and the first rotating action portion abuts against the releasing portion to release the engagement between the stopper and the engaging portion; and the The second annular plate portion is provided with a locked portion that is locked with the locking portion, and a second rotationally acting portion that abuts against the stopper to release the locking portion and the locked portion The locking portion is locked with the locked portion, and the movement of the second rotating portion to the one end side of the middle rod is restricted when the umbrella is folded. In the umbrella cloth, the stopper is induced by the inducing portion to enter the first wheel In the groove of the portion, the first annular plate portion is rotated by abutting against the engaging portion, and the engaging portion of the first annular plate portion is engaged with the second annular portion. After the wheel portion is parked at the predetermined position of the middle bar, the stopper abuts against the second rotating action portion to rotate the second annular plate portion, and the locking portion and the locked portion are released. When the umbrella is folded from the state in which the umbrella cloth is fully opened, the guide portion slides with the locked portion to guide the second rotating portion to the first rotating portion. a state of being locked, wherein the releasing portion abuts against the first rotating action portion to rotate the first annular plate portion, and the engagement between the stopper and the engaging portion is released, thereby releasing the second The runner portion is parked at a predetermined position of the middle rod. The umbrella for folding the back side of the fifth aspect of the invention, wherein the outer peripheral surface of the first runner portion is provided with a guiding portion that protrudes in a direction orthogonal to an axial direction of the middle rod, the guiding The end portion of the other end side of the middle rod is provided with a locking portion that restricts movement of the second rotating portion to one end side of the middle rod, and the first rotating portion is located at the middle rod An end portion of the other end side is provided with an inducing portion that can induce the stopper into the groove, and the other end side of the middle rod of the first reel portion is provided with a releasing portion, The releasing portion can release the engagement between the stopper and the second rotating wheel portion, and the second rotating wheel portion is provided with an annular plate portion formed in an annular shape and capable of being the middle rod The axis is rotated by the center of rotation, and the annular plate portion is provided with: an engaging portion engageable with the stopper; the locked portion is engageable with the locking portion; and the rotating portion is rotated Abutting the releasing portion to release the engagement between the stopper and the engaging portion; and the locking portion and the locked portion are locked, and the umbrella is In the folded state, the movement of the second reel portion to the one end side of the middle rod is restricted, and when the umbrella is opened, the stopper is induced by the inducing portion to enter the first reel portion. The groove portion is brought into contact with the engaging portion to rotate the annular plate portion, and after the locking portion and the locked portion are unlocked, the engaging portion of the annular plate portion is performed. Engaging, whereby the second reel portion is located at a predetermined position of the middle rod, and the guide portion and the engaged portion are folded when the umbrella cloth is folded from a state in which the umbrella cloth is fully opened Sliding to guide the second reel portion to a state in which the first reel portion is locked, and the releasing portion abuts the rotation acting portion to rotate the annular plate portion to release the The stopper engages with the engaging portion of the annular plate portion, thereby releasing the stopping of the second rotating portion at a predetermined position of the middle rod. The reverse folding umbrella according to the second aspect of the patent application, wherein the second rotating portion is provided with a protruding piece extending from the inner peripheral side toward the axis of the middle rod, and the first The second rotating wheel portion is located at a predetermined position of the middle rod, and the first rotating wheel portion is formed with a first groove along the axial direction, and the middle rod is formed with a second groove along the axial direction, and the protruding piece is configured Inserting and walking in the first groove and the second groove, the protruding piece is formed to be engaged with an end of the other end side of the middle rod of the second groove, the first An end portion of one end side of the middle rod of the one-wheel portion is provided with an abutting portion for causing the first wheel portion to be opposite to the second wheel portion toward the other end side of the center rod When sliding, the third rotating wheel can be abutted, and the second supporting bone or the mother bone is formed to be expandable and contractible. The umbrella for folding the back side of the eighth aspect of the invention, wherein the outer peripheral surface of the first reel portion is provided with a guiding portion that protrudes in a direction orthogonal to an axial direction of the middle rod, the guiding The end portion of the other end side of the middle rod is provided with a locking portion that restricts movement of the second rotating portion to one end side of the middle rod, and the middle rod of the first rotating portion The other end side is provided with a first releasing portion, and the first releasing portion can release the engagement with the middle rod, and the second rotating portion is provided with a first annular plate portion, which is formed in an annular shape and can be Rotating with the axis of the middle rod as a center of rotation; the second annular plate portion is located closer to one end side of the middle rod than the first annular plate portion, and is formed in an annular shape and can be an axis of the middle rod Rotating the center of rotation; and releasing the plate portion, disposed between the first annular plate portion and the second annular plate portion, and movable along the axial direction of the middle rod; And the second groove has a bent portion at an end of the other end side of the middle rod, the bent portion is bent to restrict movement of the protruding piece in the axial direction of the middle rod, the first groove Having a wide portion formed such that the other end side of the middle rod is wider than other portions, the wide portion having a projecting piece guide portion formed to allow the protruding piece to be bent Moving on the side of the first annular plate, the protruding piece is engageable with the bent portion; and the first rotating action portion is in contact with the first releasing portion to release the The protruding piece is engaged with the bent portion; the releasing plate portion is provided with a second releasing portion, and the second releasing portion releases the restriction of the movement of the second rotating portion to the one end side of the middle bar. The second annular plate portion is provided with: a locked portion that is locked with the locking portion; and a second rotationally acting portion that abuts the second releasing portion to release the locking portion and the locked portion The locking portion is locked with the locked portion, and the second rotating portion is restricted to the middle rod when the umbrella is folded Movement of the end side, when the umbrella cloth is opened, the protruding piece abuts against the end of the other end side of the middle rod of the second groove, and the releasing plate portion is made to one end side of the middle rod Moving, the second releasing portion of the releasing plate portion abuts against the second rotating action portion to rotate the second annular plate portion, and cancels the locking of the locking portion and the locked portion. The protruding piece of the annular plate portion is guided by the protruding piece guiding portion, and is engaged with the bending portion, so that the second rotating wheel portion is located at a predetermined position of the middle rod, from the umbrella cloth When the umbrella cloth is folded in a fully opened state, the guide portion slides with the locked portion to guide the second wheel portion to a state in which the first wheel portion is locked, and the state is locked. The first releasing portion abuts against the first rotating action portion to rotate the first annular plate portion, and releases the engagement between the bent portion and the protruding piece, thereby releasing the second rotating portion The anchorage of the established position of the rod. The umbrella for folding a back side according to any one of claims 1 to 9, wherein the umbrella cloth has a main umbrella cloth and an auxiliary umbrella cloth, and is formed in a bag shape, the auxiliary umbrella cloth is oriented from the axis of the middle rod Observing that, in a state in which the umbrella cloth is fully opened, the main umbrella cloth is overlapped in a predetermined range from the middle rod, and the main umbrella cloth is sewn at the outer peripheral edge portion. The main umbrella is installed at the end of the other end side of the middle rod, and the auxiliary umbrella is installed at the end of the other end side of the middle rod of the first rotating portion, or the main umbrella The cloth is attached to the end of the other end side of the center bar of the first wheel portion, and the auxiliary umbrella cloth is attached to the end portion of the other end side of the center bar. The reverse folding umbrella according to claim 10, wherein the grip extends from an end of the one end side of the middle rod, and the hand-held portion of the grip is located away from the axis of the middle rod. The umbrella for folding a reverse side according to the eleventh aspect of the patent application, wherein the grip is formed to be detachable and formed to be mountable at both end portions of the middle rod.