JP2637338B2 - Multi-folding automatic umbrella - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multifold automatic umbrella which can be opened and closed by a single push button.

[0002]

2. Description of the Related Art U.S. Pat. No. 507,816, issued Jan. 2, 1992, entitled "Automatic Umbrella Opened and Closed by Direct Push Button", invented by TW.
No. 5 has an umbrella controlled by a single push button.
It is shown. However, this umbrella still had the following disadvantages:

[0003] 1. Pressing the push button to open the umbrella
The control rope is accidentally unlocked during the opening operation.
The umbrella is closed and the umbrella shaft is extended.
Sometimes the umbrella does not open just by doing. 2. The umbrella coil spring is located in the lower tubular shaft and the tubular
Operating in an upper tubular shaft with a larger diameter for the shaft
Large between the opening coil spring and the inner wall of the upper tubular shaft.
Gaps are formed, which causes reciprocation in the upper tubular shaft
The moving umbrella coil spring oscillates and moves inside the upper tubular shaft.
Noise occurs due to contact with the wall. 3. It requires a great deal of power to compress the umbrella. 4. The control rope is connected using couplings, connectors, etc.
Because it is tied, it takes time to assemble the umbrella.

[0004]

An object of the present invention is to provide a single
Simply press the push button to open and close securely.
Noise can be reduced and the umbrella can be easily compressed
It is an object of the present invention to provide a multifold automatic opening and closing umbrella.

[0005]

SUMMARY OF THE INVENTION The object of the present invention is as follows.
One end of the control rope is locked in the umbrella handle.
Releases only the compressed umbrella shaft while keeping the loop locked
When the umbrella is closed, unlock the control rope and open / close
Foldable automatic opening and closing umbrella to open
When the push button is pressed, the control rope is unlocked.
Safety devices that function to prevent removal
And is achieved by: With this configuration, the umbrella is opened.
When the push button is pressed, the control rope
Will be unlocked and the umbrella once opened will close
There will be no singing.

[0006]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
FIG. 1 is an explanatory view showing a state when the umbrella according to the present invention is open, FIG. 2 is an explanatory view showing a state when the umbrella shown in FIG. 1 is closed, and FIG. 3 is shown in FIG. FIG. 4 is an explanatory view showing a state in which the umbrella shaft can be opened by pressing and contracting the umbrella shaft from the opened state.
Side view showing a state of a rope umbrella shown in the respective figures, FIG. 5 is a cross-sectional view of an umbrella shaft taken along section line 4A-4A in FIG. 4, FIG. 6, umbrella folded state FIG. 7 is a cross-sectional view showing details of a handle portion, and FIG. 7 is a cross-sectional view showing details of an umbrella handle portion in an opened state .
8 and FIG. 8 are three-dimensional exploded views showing the configuration of the opening / closing control device shown in FIG. 7, and FIG. 9 is a sectional view of an umbrella handle portion showing another preferred embodiment of the opening / closing control device. longitudinal sectional view taken along the button center plane press to indicate the status of the switching controller for, FIG. 10 is a cross-sectional view showing the configuration of the umbrella handle shown in FIG. 9, FIG. 11, a push button for Hirakikasa FIG. 1 is a center sectional view of a push button showing a state of the opening / closing control device immediately after pressing.
2 is a cross-sectional view of the center of the push button of the opening / closing control device, showing a state where the umbrella shaft is not yet compressed after closing, FIG. 13 is a perspective view showing the shape of the push button used in the embodiment shown in FIG. 9,
Figure 14 is a perspective view showing the shape of the safety protection system employed in the embodiment shown in FIG. 9, FIG. 15 is a longitudinal showing a section taken along a plane perpendicular to the contact Keru pushbutton central plane Hirakikasa state rear view, FIG. 16, after閉傘, the contact Keru pushbutton central plane to a state before an umbrella-base compression is a longitudinal sectional view showing a section taken along a plane perpendicular.

[0007] Figure 7 Figures 1 is a first embodiment of the present invention is shown. The umbrella according to the present invention is a multi-stretch type
Umbrella shaft 1, umbrella bone 2 attached to umbrella shaft 1, and umbrella bone 2
Umbrella cloth (not shown) and umbrella handle attached to umbrella shaft 1
3, an opening / closing control device 4 provided on the umbrella handle 3, an opening coil spring 5, and a closing coil spring 6.

The umbrella shaft 1 is coaxially slidably inserted into the upper shaft tube 12, a coaxially slidable inside the upper shaft tube 12, and coaxially slidably through the inside of the center shaft tube 15. It is a three-stage telescopic umbrella shaft composed of the lower shaft tube 11.

The cross-sectional shape of these shaft tubes is usually a hexagon or a composite shape of a hexagon and a circle , and the upper end of the lower shaft tube 11 has an outer shape and size inside and below the center shaft tube 15. to match the are somewhat diameter expansion, also, the lower end of the center pole tube 15, so that its inner diameter matches the outside diameter of the lower shaft tube 11 has been squeezed slightly smaller diameter, Thus, the lower shaft Tube 11
Is inserted slidably from the upper end of the center tube 15 and cannot be pulled out from the lower end. The upper shaft tube 12 and the center shaft tube 15 are the same as above. Also, the lower shaft tube
In the vicinity of the lower end of 11, a direction perpendicular to its central axis is described later.
Because the push claw 462 of the umbrella lock releaser 460 enters and exits
Are provided.

Further, the inner surface of the portion lower shaft tube 11 of the center pole tube 15 does not enter, the shape of the lower shaft tube 11 and the inner surface, dimension one
However, it is desirable to insert a liner 16 whose inner surface is continuous with the inner surface of the lower shaft tube 11 . An upper wheel 21 is fixed to an upper end of the upper shaft tube 12, and a through hole for a control rope 450 is provided in a body portion of the upper wheel 21 and a corresponding side wall of the upper shaft tube 12.

[0011] The upper shaft tube 12 is provided slidably lower runner 24 coaxially with it, in the upper runner 21 and the lower runner 24 is attach a known umbrella bone 2. The umbrella bone 2 includes a first rib 22 having one end connected to the upper wheel 21 and a supporting bone 23 having one end connected to the lower wheel 24 and another end connected to an intermediate portion of the first rib 22. In. 25 is a second rib, 26 is a third rib, 22a is a first auxiliary rib, 25a
Is the second auxiliary bone. Although not shown, an umbrella cloth is stretched over these umbrella bones 2.

[0012] In Thus, these umbrella bone, known閉傘for the coil spring 6 is Ri attached taken. This is a tension spring, one end 61 of which is connected to the vicinity of a joint between the first rib 22 and the upper wheel 21, and the other end 62 is closer to the joint than the joint between the first rib 22 and the supporting bone 23. forming a first main rib 22 at the position
Are combined. As can be immediately understood from FIG.
While the lower potion 24 is restrained to the open position, the umbrella bone 2
, The elastic force in the umbrella closing direction always acts by the umbrella closing coil spring 6.

Therefore, when the lower wheel 24 is released from the restraint in the open state shown in FIG. 1 and is released, the lower wheel 24 can move downward along the upper shaft tube 12.
The umbrella bone 2 is converged by the tensile force of the umbrella closing coil spring 6. In addition, the lower end of the lower shaft tube 11 is internally opened and closed.
An umbrella handle 3 having a control device 4 is attached, and
A control rope 450 is routed inside and outside.

The control rope 450, the half is inside of the umbrella shaft 1, the rope fastener 440 <br/> with Ri taken vignetting at its end, the rope fastener 440 Umbrella shaft 1 Umbrella pattern inside
3 is hung . The other half of the control rope 450 is drawn out of the upper shaft tube 12 from the upper end of the upper shaft tube 12 and a drawing hole formed in the upper wheel 21, and FIG.
As shown in FIG.
4, is wound around a guide hook 241 provided outside the lower wheel 24, is folded in the direction of the upper wheel 21, and its end is fixed to the upper wheel 21.

The upper end of the upper tube 12 has an upper end.
It is attached to the upper end side of the shaft pipe 12 and has a control rope 4 inside.
A separation tube 14 through which the tube 50 is inserted is provided. This separation tube
14 separates the control rope 450 from the opening coil spring 5.
Away from each other so that they do not come into contact with each other.
The rope locker 440 that rises at a predetermined position in the umbrella shaft 1.
When the umbrella shaft 1 is compressed after closing the umbrella
Next, the rope lock 440 is connected to the rope lock tube 13 described later.
Push until it reaches the locking position. Opening coil spring 5
In the lower tube 11, the inner surface of the lower tube 11 causes the liner 16 of the center tube 15 where the liner 16 is
And at the portion where the separation tube 14 is provided, by the outer surface of the separation tube 14, respectively.
Since it is always held in a straight line and expands and contracts, operation noise and the like are extremely reduced.

As shown in FIGS . 6 to 8, the opening / closing control device 4 includes a push button 41 and a rope locking tube 13.
If a U-shaped locking device 42, the safety device 430, engaging a閉傘
It comprises a stop release tool 460 and an auxiliary spring 423. The rope locking tube 13 is provided at a lower end portion of the lower shaft tube 11. The rope locking tube 13 includes a rope locking claw 132 and a pressing bar.
And Ne 134 has a slit 136, in the case of an umbrella shaft 1 is compressed in the shortest state until閉傘operation is started, i.e. the period shown in FIG. 3 and 1, the rope fastener 440
Is held in the rope locking tube 13 and the rope locking claw 1
32. The pressing spring 134 is a rope
Make a substantially inverted U-shaped cut into the locking tube 13 and cut it out.
Warp the top of the outside to form a sled, and then
Bend a small angle to the inside of the lock tube 13 to lock the rope
440 so that it hits the rope
440 so that it does not come off the rope locking claw 132
Is what you do. The slit 136 is a slot for the lower shaft tube 11.
The rope locking claw 13 is provided at a position overlapping the
2 is provided on the upper side of the slit 136.

[0017] Therefore, as shown in FIG. 3, the umbrella shaft 1 after closing the umbrella is compressed to the shortest, and have you on the condition being restrained rope locking means 440 of the lower end of the control cables 450,
When the upper shaft tube 12 is opened to increase, control cables 450 Runode renormalized in Kasajiku 1, the lower runner 24 increases,
The umbrella will be opened. The push button 41 has an exposed portion.
As shown in FIG. 8, a T
The upper part 411 of the groove has a safety device 43
A mountain-shaped spring constituting 0 is inserted.

As shown in FIG . 8, an umbrella lock releaser 460 is provided.
Is a member of the Vertical its being pivotally connected to the umbrella handle 3 by hole 463 provided at the upper end, the safety device in the center 43
0 has a window 461 through which the central projection 431 is inserted, and the lower end thereof can press the lower end of the rope lock 440.
A push claw 462 is provided.

[0019] U-Katachigakaritomegu 42 the inner circumference of the pair of arms 421
A locking claw 422 is provided at the center of the side and an auxiliary spring seat 42 is provided at the center of the outer peripheral side.
And a 4, between the inner wall surface of the auxiliary spring seat 424 and the umbrella handle 3 is attach the auxiliary spring 423, the auxiliary spring 42
The U-shaped member 42 is pressed toward the push button 41 by the elastic force of 3. Therefore, the push button 41 is pressed.
When not pressed, push button 41 is always pressed
It has been pushed back to the state.

When the umbrella shaft 1 is compressed to the shortest state, as shown in FIGS. 3 and 6, the lower ends of the upper shaft tube 12 and the middle shaft tube 15 are housed inside the umbrella handle 3, and the locking claw 422 of the shaped Katachigakaritomegu 42 is inserted into the slit 122 of the upper shaft tube 12, which upper shaft tube 12 is engaged with the umbrella handle 3 by. Since, in this state, central projection 43 1 of the safety device 430, its leading end is pushed down into contact with the outer wall surface of the upper shaft tube 12, the閉傘for unlocking member 460 is not locked, Even if the push button 41 is pressed, the safety
The holder 430 does not act on the umbrella lock releaser 460 .

[0021] However, when the push button 41 is pressed, the engaging claw 422 of the U-shaped Katachigakaritomegu 42, the upper shaft tube 12
Escapes from the slit 122 and releases the constraint of the upper shaft tube 12, the upper shaft tube 12 rises by the elastic force of the coil spring 5 for opening, and then the center shaft tube 15 also rises, so that the umbrella shaft 1 extends, write control cables 450 are repeated within the umbrella shaft 1 rare lifted the lower runner 24, which will cause the umbrella bone 2 is opened.

FIG. 7 shows the state of the switching control device 4 at this time. This is when push button 41 is pushed into umbrella handle 3
It is still in the closed state, but the push button 41 is released.
Then, the push button 41 is moved by the elastic force of the auxiliary spring 423.
It is pushed back and returns to the position shown in FIG.

The push button 41 is in the position shown in FIG.
When returning to the position, the central projection 431 of the safety device 430 is closed.
So that it contacts the upper edge of the window 461 of the umbrella unlocking device 460
, The push button 41 is pressed again in this state.
If, then tilting閉傘for unlocking member 460, 押爪 462 digits set to its lower end, the locking portion of the lower end of the rope fastener 440 4
41 is pressed laterally and disengaged from the rope locking claw 132, so that the control rope 450 is released.

At that time, since the lower wheel 24 is opened, the umbrella is closed by the elastic force of the closing coil spring 6, and
The state shown in FIG. 2 is obtained. In this state, the umbrella shaft 1 and the umbrella opening coil spring 5 are in an extended and relaxed state, and the control rope 450 also rises with its rope locking member 440 being free.
The rope lock 440 is used when the umbrella is completely closed.
Is supported by being hooked to the lower end of the separation tube 14.

Then, fold the umbrella more compactly,
In addition, the umbrella shaft 1 is compressed so that it can be automatically opened and closed again. For this reason, the upper wheel 21 is pressed against a floor or the like,
The umbrella handle 3 is pressed to compress the umbrella shaft 1. Umbrella shaft
1 is compressed, the row supported at the end of the separation tube 14
The loop locking tool 440 sets the center of the umbrella opening coil spring 5 to the umbrella pattern 3
, And is pushed into the rope locking tube 13 ,
The umbrella returns to the state shown in FIG. 3 again.

Next, an opening / closing control device different from the above will be described with reference to FIGS. In this embodiment, instead of controlling the rope lock 440 by the umbrella lock releaser 460 used in the first embodiment described above, a push claw 415 is provided at the tip as shown in FIG. Closed umbrella staff
The rope locking tool 440 is directly controlled by the push button 41 having the stop releasing tool 414.

FIG. 14 shows an open umbrella.
Do not release the rope lock 440 during operation
Is a safety device 470 used to make the elastic member.

In this embodiment, the umbrella shaft is extended.
The safety device as shown in FIG. 12 and FIG.
At the lower end 472 of the 470, the pressing claw 415 is
0 area, ie, lower shaft tube 11
Press the push button 41
When pressed, the push claw 415 pushes the rope lock 440.
Then, the lock can be released. And the umbrella axis
When compressed, as shown in FIG. 11 and FIG.
The device 470 has a shoulder 473 at the lower end of the upper shaft tube 12.
The lower end is pushed down. This
The lower end of the safety device 470 is pushed down.
To cover the entrance of the slit 112 of the lower shaft pipe 11,
When the push button 41 is pressed to open the
Is prevented from entering the rope locking tube 13,
This is to prevent the release of the locking of the stopper 440.

[0029]

Automatic retractable umbrella according to the present invention is Hirakikasamisao
The rope lock was unlocked by mistake and the umbrella did not open
It is possible to prevent malfunction such as extending only the umbrella shaft.
Yes, the umbrella coil spring does not rattle within the umbrella shaft
It can be opened and closed quietly and requires a great deal of force to compress the umbrella.
The control rope is connected directly between the rope
Because of the connection, it is easy to assemble the umbrella.

[0030] Note that the structure of the present invention is not limited to the embodiments According to the process 30, for example, speaking concerning the umbrella bone,
The configuration is not limited to the above, and any type may be used as long as the lower wheel moves toward the upper wheel at the time of opening the umbrella. how hanging of the coil spring for閉傘depending on differences also intended to be changed as appropriate, also閉傘coil springs can also be replaced by rubber or other elastic body, the push button other components shapes of the present invention The design can be freely changed within the scope of the object, and the present invention covers all such modifications.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a state when a umbrella according to the present invention is open.

FIG. 2 is an explanatory diagram showing a state when the western umbrella shown in FIG. 1 is closed.

FIG. 3 is an explanatory diagram showing a state in which the umbrella shaft can be opened by pressing and contracting the umbrella shaft from the state shown in FIG. 2;

FIG. 4 is a side view showing a state of the rope of the western umbrella shown in each of the drawings.

FIG. 5 is a transverse sectional view of the umbrella shaft taken along a cutting line 4A-4A in FIG. 4;

FIG. 6 is a sectional view showing details of an umbrella handle in a folded state .

FIG. 7 is a cross-sectional view showing details of an umbrella handle in an opened state .

FIG. 8 is a three-dimensional exploded view showing a configuration of the opening / closing control device shown in FIG. 7;

FIG. 9 is a cross-sectional view of an umbrella handle portion showing another preferred embodiment of the opening / closing control device, and is a vertical cross-sectional view taken along the center plane of the push button to show a state of the opening / closing control device when the umbrella is opened. .

10 is a transverse sectional view showing the configuration of the umbrella handle shown in FIG. 9;

FIG. 11 is a center sectional view of the push button showing a state of the opening / closing control device immediately after pressing the push button for opening the umbrella .

FIG. 12 is a center sectional view of a push button of the opening / closing control device, showing a state in which the umbrella shaft has not yet been compressed after the umbrella is closed.

FIG. 13 is a perspective view showing a shape of a push button used in the embodiment shown in FIG. 9;

FIG. 14 is a perspective view showing the shape of a safety protector used in the embodiment shown in FIG.

[15] The Contact Keru pushbutton central plane Hirakikasa state is a longitudinal sectional view showing a section taken along a plane perpendicular.

FIG. 16 is a vertical cross-sectional view showing a cross section taken along a plane perpendicular to the center plane of the push button in a state after closing the umbrella and before compressing the umbrella shaft .

[Reference Numerals] 1 ..... umbrella shaft 11 .... under axial tube 112 ... slit 12 on ... shaft tube 122 ... slit 13 ... rope locking tube 132, ··· Locking claw 134 ··· Pressing spring 136 ··· Slit 14 ··· Separation tube 15 ··· Center shaft tube 16 ··· Liner 2 ···· Umbrella bone 21 ··· Wheel 22 ... First rib 22a ... First auxiliary bone 23 ... Support bone 24 ... Lower wheel 241 ... Guide hook 25 ... Second rib 25a ... Two auxiliary bones 26 Third skeleton 3 Umbrella handle 4 Opening / closing control device 41 Push buttons 411 Upper part 414 Lock release for umbrella closure ingredients 415 ...押爪 42 · · · · U-shaped fastener 421 ... arm 422 ... engaging pawl 423 ... auxiliary springs 424 ... auxiliary spring seat 43 0 Safety device 431 Central projection 440 Rope locking device 441 Locking portion 450 Control rope 460 Lock release device 461 for closing umbrella Window 462・ ・ ・ Pressing claw 463 ・ ・ ・ Hole 470 ・ ・ ・ Safety device 472 ・ ・ ・ Lower end 473 ・ ・ ・ Shoulder 5 ・ ・ ・ ・ ・ ・ Coil spring for opening umbrella 6 ・ ・ ・ ・ Coil spring for closing umbrella

Claims (3)

(57) [Claims] 1. A foldable automatic opening / closing umbrella comprising the following components (a) to (j). (A) an upper shaft tube (12), a center shaft tube (15) slidably inserted through the inside of the upper shaft tube (12), and a coaxial slidable shaft inside the center shaft tube (15). A three-stage telescopic umbrella shaft (1) comprising a lower shaft tube (11) inserted therethrough. (B) An upper wheel (21) fixed to the upper end of the upper shaft tube (12). (C) A lower wheel (24) slidably provided coaxially with the upper shaft tube (12). (D) A multifold umbrella (2) coupled to the upper wheel (21) and the lower wheel (24). (E) An umbrella cloth stretched over an umbrella bone (2). (F) the lower shaft tube (11) collected in the bottom Ri attached is an umbrella handle (3). (G) An upper shaft pipe (12) provided inside the umbrella shaft (1).
An opening coil spring (5) that constantly exerts an elastic force in a direction in which the umbrella shaft (1) extends between the umbrella shaft and the lower shaft tube (11). (H) is attach to the umbrella bone (2),閉傘coil springs (6) which acts an elastic force of閉傘direction always umbrella bone (2). (I) One half is inside the umbrella shaft (1) and has a rope locking device (440) at an end thereof, and the rope locking device (4) is provided.
40) is suspended near the lower end thereof inside the lower shaft tube (11), and the other half is formed from the upper end of the upper shaft tube (12) and the hole provided in the upper potter's wheel (21). 12), is drawn along the umbrella axis (1) toward the lower wheel (24), is wound around a guide hook (241) provided outside the lower wheel (24), and is further pulled up. Potter's wheel (2
1) A control rope (450) which is routed in the direction and whose end is fixed to the potter's wheel (21). (J) a push button (41) for opening and closing operation provided on the umbrella handle (3), and a lower shaft pipe (11) provided inside the lower end of the lower shaft pipe (11) when the umbrella shaft (1) is compressed to the shortest state Rope fastener (44
When the umbrella shaft (1) is compressed to the shortest state when the umbrella shaft (1) is closed and the umbrella shaft (1) is compressed to the shortest state,
The lower end of the upper shaft tube (12) engaged with the umbrella handle (3), the Jo
When the push button (41) is pressed in the state , the lock is released and the umbrella shaft (1) is extended by the elastic force of the umbrella coil spring (5) to open the umbrella. (42)
Push button (41) is pressed for closing operation in the open state
When locked, the row locked by the locking claw (132)
Rope locking claw (132)
To release the rope lock (440).
Lock release device for closed umbrellas having push claws (415, 462)
(414, 460), the umbrella shaft (1) is compressed to the shortest state in the closed state
When the push button (41) is pressed in the state,
(415, 462) presses the rope lock (440).
Button and push the button (4
When 1) is pressed, the pressing claws (415, 462) are
-Loop fastener and (440) the safety device to allow the pressing the (430 and 470), opening and closing control device comprising a (4). 2. A multi-folded umbrella (2) having a first rib (22) having one end connected to a potter's wheel (21) and one end connected to a lower potter's wheel (24) and having another end connected to a lower potion (24). First rib (2
And a support bone (23) coupled to the intermediate part of (2), wherein the umbrella closing coil spring (6) is connected at one end (61) to the vicinity of the upper main wheel (22) coupling part with the first rib (22). At the other end (62), the first rib (22) and the tibia (2)
The foldable automatic opening / closing western umbrella according to claim 1, wherein the umbrella is joined to the first rib (22) at a position closer to the outcrop than the joint of (3). 3. A liner (16) having an inner surface shape and dimensions substantially the same as the inner surface of the lower shaft tube (11) is provided in a portion of the center shaft tube (15) where the lower shaft tube (11) does not enter, The upper end of the upper shaft tube (12) is located on the upper end side of the upper shaft tube (12).
It is attached and separates from the control rope (450) and the coil spring (5) for opening the umbrella .
When the lock is released, the lower end of the rope
The foldable automatic opening / closing western umbrella according to claim 1 or 2, further comprising a separation tube (14) capable of supporting the (440) .