WO2022201333A1 - 乳母車 - Google Patents
乳母車 Download PDFInfo
- Publication number
- WO2022201333A1 WO2022201333A1 PCT/JP2021/012084 JP2021012084W WO2022201333A1 WO 2022201333 A1 WO2022201333 A1 WO 2022201333A1 JP 2021012084 W JP2021012084 W JP 2021012084W WO 2022201333 A1 WO2022201333 A1 WO 2022201333A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- seat
- baby carriage
- hood
- frame
- side connecting
- Prior art date
Links
- 238000003780 insertion Methods 0.000 claims description 57
- 230000037431 insertion Effects 0.000 claims description 57
- 239000000463 material Substances 0.000 claims description 10
- 239000004744 fabric Substances 0.000 description 18
- 210000002414 leg Anatomy 0.000 description 9
- 210000001364 upper extremity Anatomy 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 210000001217 buttock Anatomy 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B7/00—Carriages for children; Perambulators, e.g. dolls' perambulators
- B62B7/04—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor
- B62B7/06—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable
- B62B7/064—Carriages for children; Perambulators, e.g. dolls' perambulators having more than one wheel axis; Steering devices therefor collapsible or foldable the handle bar being parallel to the front leg
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/10—Perambulator bodies; Equipment therefor
- B62B9/12—Perambulator bodies; Equipment therefor involving parts that are adjustable, attachable or detachable
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
- B62B9/10—Perambulator bodies; Equipment therefor
- B62B9/14—Equipment protecting from environmental influences, e.g. Hoods; Weather screens; Cat nets
Definitions
- the present invention relates to baby carriages.
- baby carriages for infants are known.
- most of the baby carriages in use today include a baby carriage body having front legs and rear legs, a seat provided on the baby carriage body, and a hood that covers the seat from above. have.
- the hood protects an infant seated on the seat of the baby carriage from sunlight and the like.
- the hood is usually a cylindrical or columnar member forming part of the main body of the baby carriage, such as the tip of the rear leg, and is fixed to a highly rigid member.
- the main body of the baby carriage receives an impact while the baby carriage is running, the impact may be transmitted to the hood and damage the hood. For this reason, it is desired to reduce the risk of the hood being damaged when the baby carriage body receives an impact. On the other hand, it is desired to reduce the size of the mounting structure of the hood in the stroller.
- the present invention has been made in consideration of the above points, and it is an object of the present invention to reduce the possibility of the hood being damaged when the main body of the baby carriage is subjected to an impact, and to reduce the size of the mounting structure of the hood in the baby carriage. .
- the baby carriage according to this embodiment is a baby carriage body; a seat attached to the baby carriage body, the seat having a seat portion, a back portion, and side frame members provided on the back portion and supporting the seat together with the seat portion and the back portion; a hood attached to the side frame material; with
- the side frame member has a frame member side connection portion to which the hood is connected,
- the hood has a hood-side connecting portion connected to the frame member-side connecting portion.
- the present invention it is possible to reduce the size of the mounting structure of the hood in the baby carriage while reducing the risk of the hood being damaged when the main body of the baby carriage receives an impact.
- FIG. 1 is a diagram for explaining one embodiment of the present invention, and is a perspective view showing a stroller from the front in an unfolded state and a rear side state.
- FIG. 2 is a side view showing the baby carriage shown in FIG. 1 in a folded state.
- 3 is a front perspective view of the stroller main body of the stroller shown in FIG. 1 in an unfolded state;
- FIG. 4 is an enlarged perspective view showing the baby carriage body and holding members shown in FIG. 3.
- FIG. 5 is a perspective view showing a supporting device for the seat and the top of the stroller shown in FIG. 1.
- FIG. FIG. 6 is a side view for explaining how to attach the seat to the baby carriage body.
- FIG. 7 is a diagram schematically showing a cross section along the front-rear direction of the holding member, and an insertion portion inserted into a receiving hole of the holding member.
- FIG. 8 is a diagram schematically showing a cross section along the width direction of the holding member and an insertion portion inserted into a receiving hole of the holding member.
- 9 is a perspective view showing a top-side connecting portion of the support device shown in FIG. 5.
- FIG. FIG. 10 is a perspective view showing a frame member side connecting portion of the side frame member shown in FIG.
- FIG. 11 is a perspective view showing a modification of the hood-side connecting portion shown in FIG.
- FIG. 12 is a perspective view showing a modification of the frame member side connecting portion shown in FIG.
- FIGS. 1 and 2 show the overall configuration of the stroller.
- stroller 10 is in a deployed state.
- the baby carriage 10 is in a folded state.
- baby carriage 10 according to the present embodiment has baby carriage body 20 , seat 60 attached to baby carriage body 20 , and hood 100 . Since the stroller body 20 has a plurality of components that can move relative to each other, the stroller 10 can be folded as shown in FIG.
- the baby carriage body 20 is provided with a holding member 50 .
- the baby carriage body 20 can detachably hold the seat 60 shown in FIG. 5 through the holding member 50 .
- the baby carriage body 20 can hold the seat 60 by changing the orientation of the seat 60 in the front-rear direction, that is, changing between the back surface state and the facing state.
- front refers to the terms “front”, “rear”, “upper”, “lower”, “front-back direction”, and “vertical direction” with respect to the stroller 10 and the stroller body 20 unless otherwise indicated.
- “front”, “rear”, “up”, “down”, “forward and backward direction”, and “vertical direction” with reference to the operator (user, guardian of the stroller 10) who operates the stroller 10 in the unfolded state means “direction”. Therefore, the "front-rear direction” corresponds to the direction connecting the lower left and upper right of the page in FIG. Unless otherwise specified, the “front” is the side facing the operator who operates the stroller 10 , and the lower left side of the paper surface in FIG.
- the “vertical direction” is a direction orthogonal to the front-rear direction and orthogonal to the ground plane G. As shown in FIG. Therefore, when the ground plane G is a horizontal plane, the “vertical direction” refers to the vertical direction. Further, the "width direction” is a lateral direction and is a direction orthogonal to both the "front-rear direction” and the “vertical direction”.
- the terms “front”, “rear”, “upper”, “lower”, “front-back direction”, and “vertical direction” with respect to the seat 60 and the canopy 100 are “Front”, “back”, “up”, “down”, “front-back direction”, and “up-down direction” with reference to the infant seated on the seat 60. Therefore, the “front-rear direction” corresponds to the direction connecting the lower left and upper right of the page in FIG. 5 is the front side of the seat 60 and the hood 100. As shown in FIG.
- the stroller 10 includes the stroller body 20, the seat 60 held by the holding members 50 provided on the stroller body 20, and the hood 100. Further, the baby carriage 10 has a cushion seat 150 detachably fixed to the seat 60, as shown in FIG. The infant will ride on the cushion seat 150. - ⁇
- the baby carriage body 20 will be described with reference to the illustrated example.
- the baby carriage body 20 has a generally symmetrical configuration with respect to the center plane in the width direction along the front-rear direction.
- the baby carriage body 20 has a front leg 30 including a front wheel 33 at its lower end, a rear leg 35 including a rear wheel 38 at its lower end, and a handle 40 .
- the baby carriage body 20 has first to third link members 21 to 23 in addition to front legs 30, rear legs 35 and a handle 40.
- the front leg 30, the rear leg 35, the handle 40, and the link members 21 to 23 are formed using, for example, metal pipes or highly rigid resin moldings.
- the seat 60 is a part on which an infant sits. As shown in FIG. 5, the seat 60 has a pair of bases 61 spaced apart in the width direction. The base portion 61 is formed with a supported portion 63 that is supported by the holding member 50 provided on the baby carriage body 20 .
- a seat portion 65 and a back portion 70 are provided between a pair of base portions 61, as shown in FIG.
- the seat portion 65 is a portion that faces the buttocks of an infant riding in the stroller 10 .
- the seat portion 65 forms a seat surface that supports the baby's buttocks via a cushion seat 150 (see FIG. 1).
- the back 70 is a part that faces the back of the infant.
- the seat portion 65 has a front frame member 66 and a central frame member 67 provided between the pair of base portions 61 .
- the front frame member 66 is a U-shaped frame member. Portions corresponding to both ends of the U-shape forming the front frame member 66 are connected to the corresponding base portions 61 .
- the front frame member 66 extends forward or upward from the pair of bases 61 .
- the central frame member 67 is a frame member extending linearly in the width direction.
- the front frame member 66 and the central frame member 67 are formed of metal pipes, for example.
- the front frame member 66 and the central frame member 67 are stretched with cloth (not shown) that defines the seating surface.
- the front frame member 66 and the central frame member 67 support a seat plate (not shown) that defines the seat surface from below.
- the seat plate is a plate-like member made of resin or metal. Note that the front frame member 66 and the central frame member 67 may be omitted, and the seat plate may be supported by the pair of base portions 61 .
- the seat portion 65 is rotatable with respect to the base portion 61 about a rotation axis extending in the width direction.
- the front frame member 66 is rotatable with respect to the base portion 61 about the rotation axis. This allows the seat 65 to be tilted so that the front end portion of the seat 65 approaches the back 70 . By tilting the seat portion 65 toward the back portion 70 when the stroller 10 is folded, the seat portion 65 can be suppressed from protruding from the stroller main body 20 in a side view of the folded stroller 10 .
- the back portion 70 has a rear frame member 71 provided between the pair of base portions 61 .
- the rear frame member 71 is a U-shaped frame member. Portions corresponding to both ends of the U-shape forming the rear frame member 71 are connected to the corresponding base portions 61 .
- the rear frame member 71 is formed using, for example, a metal pipe.
- the rear frame member 71 is rotatable with respect to the base portion 61 about a rotation axis extending in the width direction.
- the rear frame member 71 extends upward and rearward from the pair of base portions 61 .
- the back portion 70 can be reclined with respect to the seat portion 65 by rotating the rear frame member 71 with respect to the base portion 61 . By tilting the back portion 70 toward the seat portion 65 when the baby carriage 10 is folded, the back portion 70 can be prevented from protruding from the baby carriage body 20 in a side view of the baby carriage 10 in the folded state.
- the back portion 70 may further have a cloth-like member or plate-like member supported by the rear frame member 71 .
- the seat 60 has a pair of side support portions 72 extending upward from each base portion 61, as shown in FIG.
- the seat 60 also has side frame members 73 provided on the back portion 70 .
- the side frame member 73 is a U-shaped frame member. Portions corresponding to both ends of the U-shape forming the side frame member 73 are connected to the corresponding side support portions 72 .
- the side support portion 72 supports the side frame member 73 so as to be rotatable about a rotation axis parallel to the width direction.
- a pair of connecting frame members 74 are provided between the side frame member 73 and the rear frame member 71 .
- the side frame member 73 is provided on the rear frame member 71 via a connecting frame member 74 .
- a pair of connecting frame members 74 are spaced apart in the width direction.
- the connecting frame member 74 is rotatable with respect to the rear frame member 71 and the side frame members 73 .
- the connecting frame member 74 functions as a link member, and causes one of the rear frame member 71 and the side frame member 73 to swing as the other swings. Therefore, when the back portion 70 is tilted toward the seat portion 65 , the side frame members 73 are also tilted toward the seat portion 65 .
- the connection frame member 74 forms a wall portion positioned behind the head of the infant with the back portion 70 lying down, between the rear portion of the rear frame member 71 and the rear portion of the side frame member 73 . , forming a wall that lies behind the infant's head with the back 70 upright.
- the side frame member 73 and the connecting frame member 74 support the cushion seat 150 together with the seat portion 65 and the back portion 70 .
- the side frame member 73 and the connecting frame member 74 are formed as resin molded products, for example.
- the side frame member 73 is flexible compared to many components (for example, the front legs 30, the rear legs 35, the link members 21 to 23, etc.) that constitute the stroller body 20. As shown in FIG.
- the back portion 70 and the side frame members 73 of the seat 60 are arranged in the same position as the stroller 10 (the stroller body 20) when the stroller 10 (the stroller main body 20) is folded. 10 (baby carriage body 20) swings against the ground plane G.
- the back portion 70 and the side frame members 73 are prevented from protruding from the stroller main body 20 in a side view of the stroller 10 in the folded state.
- the back portion 70 and the side frame members 73 of the seat 60 automatically swing with respect to the seat portion 65 when the stroller 10 (the stroller body 20) is folded.
- the protruding of the back portion 70 and the side frame members 73 from the stroller main body 20 in the side view of the stroller 10 in the folded state is automatically suppressed.
- the seat 60 has a pair of guard support members 75 extending from each base 61, and a detachable guard member 76 between the pair of guard support members 75. there is 5, illustration of the guard material 76 is omitted.
- a pair of holding members 50 are provided at positions between the pair of first link members 21 in the width direction.
- the pair of holding members 50 are spaced apart in the width direction.
- the baby carriage body 20 holds the seat 60 at a position between the pair of first link members 21 in the width direction by the pair of holding members 50 .
- the holding member 50 has a support portion 51 that supports the supported portion 63 provided on the seat 60 and a connection portion 55 that connects the support portion 51 to the handle 40 .
- the support portion 51 has a receiving hole 53 that opens upward or an insertion portion that protrudes upward.
- the supported portion 63 has an insertion portion 64 protruding downward that can be inserted into the receiving hole 53 of the support portion 51, or a receiving hole that opens downward into which the insertion portion of the support portion 51 can be inserted.
- the support 51 has a receiving hole 53 formed in an upwardly facing support surface 52 .
- the support surface 52 extends in the front-rear direction.
- a receiving hole 53 that opens upward is formed in the central portion of the support surface 52 in the front-rear direction.
- the supported portion 63 of the seat 60 is provided on each base portion 61 .
- the base 61 has a supported surface 62 facing downward.
- the supported surface 62 extends in the front-rear direction corresponding to the supporting surface 52 .
- An insertion portion 64 protrudes downward from the central portion of the supported surface 62 in the front-rear direction.
- the seat 60 is held on the baby carriage body 20 via the holding member 50 by lowering the seat 60 onto the baby carriage body 20 from above in the vertical direction. becomes possible. More specifically, by lowering the seat 60 , the insertion portions 64 protruding downward from each of the pair of base portions 61 are inserted into the receiving holes 53 of the support portions 51 of the corresponding holding members 50 . The seat 60 is held on the baby carriage body 20 by contacting the supported surface 62 of the base 61 with the supporting surface 52 of the holding member 50 . Since the supporting portion 51 is engaged with the supported portion 63 while the seat 60 is held by the stroller body 20 , the horizontal movement of the seat 60 relative to the stroller body 20 is restricted.
- the holding member 50 can hold the seat 60 while changing its front and rear orientation. As a result, by simply changing the orientation of the seat 60, the infant shown in FIG. It is possible to switch between a face-to-face state in which the operator (guardian) faces the operator (guardian).
- the pair of holding members 50 and the pair of bases 61 are spaced apart in the width direction. Therefore, in a state in which the seat 60 is held by the stroller body 20, there is a deviation due to relative rotation between the seat 60 and the stroller body 20 centering on the axis along the longitudinal direction, and the seat centering on the axis along the vertical direction. 60 and baby carriage main body 20 can be effectively restricted from shifting due to relative rotation.
- the supporting surface 52 extends forward and backward of the receiving hole 53
- the supported surface 62 extends forward and backward of the insertion portion 64 .
- the seat 60 in a state in which the seat 60 is held by the stroller body 20, it is possible to effectively prevent deviation due to relative rotation between the seat 60 and the stroller body 20 about the axis along the width direction. As described above, the seat 60 can be stably held by the baby carriage body 20 .
- the front-rear dimension of the distal end portion 64a of the insertion portion 64 is smaller than the front-rear dimension of the base end portion 64b of the insertion portion 64.
- FIG. 7 is a diagram schematically showing a cross section along the front-rear direction of the support portion 51 of the holding member 50 and the insertion portion 64 inserted into the receiving hole 53 of the support portion 51.
- the receiving hole 53 has a shape corresponding to the shape of the insertion portion 64 as described above. Therefore, the front-rear dimension of the upper end portion 53b of the receiving hole 53 is larger than the front-rear dimension of the tip portion 64a of the insertion portion 64 . This makes it easy to insert the insertion portion 64 into the receiving hole 53 .
- the front-rear direction facing portions of the base end portion 64b and the tip portion 64a of the insertion portion 64 are the surfaces defining the receiving holes 53. 53s.
- the dimension in the width direction of the distal end portion 64a of the insertion portion 64 is smaller than the dimension in the width direction of the proximal end portion 64b of the insertion portion 64.
- the receiving hole 53 has a shape corresponding to the shape of the insertion portion 64 as described above. Therefore, the dimension in the width direction of the upper end portion 53b of the receiving hole 53 is larger than the dimension in the width direction of the tip portion 64a of the insertion portion 64 . This also makes it easy to insert the insertion portion 64 into the receiving hole 53 .
- 8 is a diagram schematically showing a cross section along the width direction of the support portion 51 of the holding member 50 and the insertion portion 64 inserted into the receiving hole 53 of the support portion 51. As shown in FIG.
- the widthwise portions of the base end portion 64 b and the tip end portion 64 a of the insertion portion 64 are the surfaces defining the receiving holes 53 . 53s.
- the insert portion 64 has an intermediate portion 64c between the proximal portion 64b and the distal portion 64a.
- the longitudinal and widthwise dimensions of the intermediate portion 64c of the insertion portion 64 decrease from the base end portion 64b toward the tip portion 64a.
- the receiving hole 53 also has an intermediate portion 53c between the upper end portion 53b and the lower end portion 53a.
- the longitudinal and widthwise dimensions of the intermediate portion 53c of the receiving hole 53 also decrease from the upper end portion 53b toward the lower end portion 53a.
- the intermediate portion 64c of the insertion portion 64 is separated from the surface 53s defining the receiving hole 53. That is, only the proximal end portion 64b and the distal end portion 64a of the insertion portion 64 are in contact with the surface 53s that defines the receiving hole 53. As shown in FIG.
- the insertion portion 64 and the receiving hole 53 it is easy to adjust the dimensions of the insertion portion 64 and the receiving hole 53 . That is, it is not necessary to strictly adjust the dimensions of the intermediate portion 64c of the insertion portion 64 and the intermediate portion 53c of the receiving hole 53.
- the parts of the insertion part 64 (the proximal end part 64b and the distal end part 64a) separated from each other in the vertical direction are brought into contact with the surface 53s defining the receiving hole 53, so that the seat 60 and the baby carriage body 20 described above are brought into contact with each other. can be effectively suppressed.
- the hood 100 provides a comfortable environment for the infant on the seat 60 by shielding the sun, wind and rain.
- the hood 100 is configured to be unfoldable and foldable.
- the hood 100 has a hood cloth 101 and a support device 110 that supports the hood cloth 101 .
- the support device 110 includes a base member 120 and substantially U-shaped first and second canopy ribs 131 and 132 that can swing with respect to the base member 120 .
- the first canopy rib 131 and the second canopy rib 132 are made of metal, resin, or the like in a substantially thin plate shape or linear shape.
- the hood cloth 101 is attached to the first hood rib 131 and the second hood rib 132 . By swinging the first canopy rib 131 and the second canopy rib 132 in the longitudinal direction with respect to the seat 60, the canopy 100 can be folded or unfolded.
- one of the needs for the canopy shown in the figure is to reduce the risk of the canopy (more specifically, the base member) being damaged when the baby carriage body is hit.
- the base member of the hood is often fixed to a highly rigid member, such as a rear leg, forming part of the baby carriage body.
- the impact applied to the baby carriage body is transmitted to the hood without being dispersed. Therefore, when the main body of the baby carriage receives an impact, the base member of the canopy may be damaged.
- it is necessary to increase the rigidity of the base member by increasing the size of the base member so that the base member can withstand the impact. This leads to an increase in the size of the mounting structure of the hood in the stroller.
- the hood 100 according to the present invention suppresses the risk of damage to the base member 120 when an impact is applied to the baby carriage body 20, while downsizing the mounting structure of the hood 100 in the baby carriage 10. Efforts have been made to do so.
- the hood cloth 101 can be formed using a flexible material, such as cloth, that can block sunlight, wind and rain.
- a portion of the hood cloth 101 may be formed of a mesh material or the like from the viewpoint of allowing daylighting, ventilation, see-through, and the like.
- the hood cloth 101 may have functions such as water repellency, waterproofness, and water resistance.
- the hood cloth 101 has a front area located forward in the unfolded state shown in FIG. 1, a rear area located rearward in the unfolded state shown in FIG. 1, and an intermediate area between the front area and the rear area. , has A middle region of the hood cloth 101 is supported by a first hood frame 131 . A front region of the hood cloth 101 is supported by a second hood frame 132 . A rear region of the hood cloth 101 is detachably fixed to the cushion seat 150 by a fixing member (not shown). Therefore, the hood cloth 101 is spread or folded as the first hood rib 131 and the second hood rib 132 swing in the longitudinal direction with respect to the seat 60 .
- the auxiliary core material 134 may be sewn onto the hood cloth 101 or incorporated in the hood cloth 101 .
- the auxiliary core material 134 may be made of, for example, a resin or the like that is more flexible than the first canopy rib 131 and the second canopy rib 132 .
- the auxiliary core member 134 is distinguished from the canopy ribs 131 and 132 in that it is not connected to the base member.
- the base member 120 includes a pair of connection members 121, a pair of first support members 128 pivotally connected to the connection members 121, and a second support member pivotally connected to the first support members 128. a member 129; Each first support member 128 holds a corresponding end of the first canopy rib 131 . Each second support member 129 also holds a corresponding end of the second hood rib 132 .
- the connection member 121, the first support member 128, and the second support member 129 are rotatable relative to each other around a rotation axis along the width direction.
- connection member 121 When the first canopy frame 131 is swung in the longitudinal direction with respect to the seat 60 , the first support member 128 rotates with respect to the connection member 121 . Further, when the second hood frame 132 is swung in the longitudinal direction with respect to the seat 60 , the second support member 129 rotates with respect to the connection member 121 and/or the first support member 128 .
- the connection member 121, the first support member 128, and the second support member 129 are each formed as a resin molded product.
- Each connecting member 121 has a hood-side connecting portion 122, as shown in FIG.
- the hood 100 is attached to the baby carriage 10 by connecting the hood-side connecting portion 122 to the side frame member 73 of the seat 60 . More specifically, the hood-side connecting portion 122 is connected to a frame-side connecting portion 140 formed on the side frame member 73 . As shown in FIG. 5 , the frame member side connection portions 140 are formed in the vicinity of both end portions of the U-shaped side frame members 73 .
- the frame member side connection portion 140 has a connection hole 141 that opens upward or a connection projection that protrudes upward.
- the hood-side connecting portion 122 includes a downward-projecting connecting projection 124 that can be inserted into the connecting hole 141 of the frame-side connecting portion 140 or a connecting projection of the frame-side connecting portion 140 . It has a downwardly open connecting hole into which it can be inserted.
- the frame-side connection portion 140 has a connection hole 141 formed in an upwardly facing support surface 140a.
- the hood-side connecting portion 122 has a supported surface 121a facing downward and a connection projection 124 projecting downward from the supported surface 121a.
- connection projections 124 of the canopy-side connecting portion 122 are inserted into the connecting holes 141 of the frame-side connecting portion 140, and the cover of the canopy-side connecting portion 122 is inserted.
- the top 100 is held on the side frame members 73 of the seat 60 by the support surface 121 a coming into contact with the support surface 140 a of the frame member side connection portion 140 .
- the side frame members 73 are flexible compared to many of the constituent elements (eg, the front legs 30, the rear legs 35, the link members 21 to 23, etc.) that make up the stroller body 20. As shown in FIG.
- the impact applied to the baby carriage body 20 can be dispersed to the side frame members 73 of the seat 60 and the base member 120 of the hood 100 .
- the base member 120 (top-side connecting portion 122) needs only to withstand a lower impact than the conventional one, the size of the base member 120 (top-side connecting portion 122) can be reduced. As a result, the mounting structure of the hood 100 in the baby carriage 10 can be made smaller.
- the baby carriage body 20 is foldable.
- the seat portion 65 and the back portion 70 of the seat 60 held by the stroller body 20 swing with respect to the ground plane G of the stroller body 20 .
- the side frame member 73 to which the top 100 is attached swings with respect to the ground surface G following the back portion 70 . Therefore, the hood 100 swings with respect to the ground plane G when the baby carriage 10 is folded.
- the protrusion of the back portion 70 and the side frame members 73 from the stroller main body 20 is suppressed, and at the same time, the hood 100 is also suppressed from protruding. Further, the dimension in the front-rear direction of the baby carriage 10 in the folded state can be reduced.
- the back portion 70 and the side frame members 73 are swingable with respect to the seat portion 65 . Therefore, by swinging the back portion 70 and the side frame members 73 relative to the seat portion 65 when the baby carriage 10 is folded, the hood 100 can also be swung relative to the seat portion 65 . As a result, by swinging the back portion 70 and the side frame members 73 with respect to the seat portion 65, the back portion 70 and the side frame members 73 protrude from the main body 20 of the baby carriage 10 in the folded state when viewed from the side. At the same time, it is possible to prevent the hood 100 from projecting. Further, the dimension in the front-rear direction of the baby carriage 10 in the folded state can be reduced.
- the back portion 70 and the side frame members 73 of the seat 60 automatically swing with respect to the seat portion 65 when the stroller 10 (the stroller body 20) is folded. Therefore, the top 100 also automatically swings with respect to the seat portion 65 when the baby carriage 10 (baby carriage body 20) is folded. In other words, when the stroller 10 is folded, no additional operation is required to prevent the hood 100 from protruding from the stroller main body 20 in the side view of the stroller 10 in the folded state.
- connection protrusion 124 extends in the front-rear direction. More specifically, the connecting protrusion 124 has first to third connecting protrusions 125 to 127 arranged in the front-rear direction. Also, the connection hole 141 extends in the front-rear direction. Since the connection projection 124 and the connection hole 141 extend in the front-rear direction, when the canopy ribs 131 and 132 are swung in the front-rear direction with respect to the seat 60, the front end portion or the rear end portion of the canopy-side connection portion 122 does not touch the frame. It contacts the front end portion or the rear end portion of the material side connection portion 140 . This reduces the risk of the base member 120 rotating about the axis along the width direction with respect to the side frame members 73 (that is, the risk of falling off the side frame members 73).
- the frame side connection portion 140 and the hood side connection portion 122 are configured by a front fixing means 145 for fixing the front portions of the frame side connection portion 140 and the hood side connection portion 122 to each other, and a frame and rear fixing means 146 for fixing the rear portions of the material side connection portion 140 and the top side connection portion 122 to each other.
- a front fixing means 145 for fixing the front portions of the frame side connection portion 140 and the hood side connection portion 122 to each other
- a frame and rear fixing means 146 for fixing the rear portions of the material side connection portion 140 and the top side connection portion 122 to each other.
- the top-side connection portion 122 includes first connection projections 125 projecting downward from the front region of the supported surface 121a and downward projecting from the rear region of the supported surface 121a. and a second connection protrusion 126 that A first engaging projection 145a projecting forward is formed at the tip portion of the first connecting projection 125 .
- a second engaging projection 146a that protrudes rearward is formed at the tip portion of the second connecting projection 126.
- a first engagement hole 145b for receiving the first engagement projection 145a of the first connection projection 125 is formed in the forward facing portion of the frame member side connection portion 140. As shown in FIG. ing.
- a second engagement hole 146b for receiving the second engagement projection 146a of the second connection projection 126 is formed in the portion of the frame member side connection portion 140 facing rearward.
- the front fixing means 145 is formed by the first engaging projection 145a and the first engaging hole 145b.
- the second engaging projection 146a into the second engaging hole 146b the rear portions of the frame member side connecting portion 140 and the top side connecting portion 122 are fixed to each other. That is, the rear fixing means 146 is formed by the second engaging projection 146a and the second engaging hole 146b.
- the first connection protrusion 125 and the second connection protrusion 126 bend in the front-rear direction when force is applied in the front-rear direction. Therefore, when attaching the top 100 to the side frame member 73, when the connection protrusion 124 of the top-side connection portion 122 is inserted into the connection hole 141 of the frame-side connection portion 140, the surfaces 141s defining the connection hole 141 form the second joint. The first engaging projection 145a is pushed rearward, and the second engaging projection 146a is pushed forward. As a result, the first connection projection 125 is elastically deformed and bent backward, and the second connection projection 126 is elastically deformed and bent forward.
- the connecting projection 124 reaches a position where the first engaging projection 145a and the second engaging projection 146a face the first engaging hole 145b and the second engaging hole 146b, respectively, the first connecting projection 125 and the second engaging projection 146a
- the connecting projection 126 returns to the posture before bending due to its restoring force, and the first engaging projection 145a and the second engaging projection 146a are fitted into the first engaging hole 145b and the second engaging hole 146b, respectively.
- the first engaging projections 145a exposed through the first engaging holes 145b are pushed rearward, whereby the first connecting projections 125 are elastically deformed to move backward.
- connection projection 124 can be pulled out from the connection hole 141 .
- the connecting projection 124 has a third connecting projection 127 projecting downward from the supported surface 121a between the first connecting projection 125 and the second connecting projection 126.
- the third connection protrusion 127 has a recess 127a recessed in the width direction.
- the recess 127a extends vertically from the base end portion to the tip end portion of the third connection projection 127 .
- the frame member side connection portion 140 has a protrusion 147 that protrudes in the connection hole 141 in the width direction.
- the convex portion 147 extends vertically from the upper end portion to the lower end portion of the connection hole 141 at the central portion of the connection hole 141 in the front-rear direction.
- the connecting protrusion 124 may have a tongue portion 148 that bends in the width direction due to elastic deformation.
- An engagement projection 148a extending in the front-rear direction is formed on the surface of the tongue portion 148 facing the width direction.
- an engaging protrusion 148a is fitted into the frame-side connecting portion 140 or the hood-side connecting portion 122 in which a connection hole 141 for inserting the connection protrusion 124 is formed.
- An engagement hole 149 may be formed. The engagement hole 149 extends in the front-rear direction.
- the engaging protrusion 148 a By fitting the engaging protrusion 148 a into the engaging hole 149 , the hood-side connecting portion 122 and the frame-side connecting portion 140 are engaged with each other. That is, the engaging protrusion 148a and the engaging hole 149 form a fixing means. Furthermore, by fitting the engaging projections 148a extending in the longitudinal direction into the engaging holes 149 extending in the longitudinal direction, when the canopy ribs 131 and 132 are swung in the longitudinal direction with respect to the seat 60, they can be moved along the width direction. The risk of the base member 120 rotating with respect to the side frame members 73 (that is, the risk of falling off the side frame members 73) around the axis is effectively reduced.
- the tongue portion 148 is elastically deformed and bent in the width direction by applying a pressing force to its upper end portion. Therefore, when attaching the hood 100 to the side frame member 73, when the connection projection 124 is inserted into the connection hole 141, the engaging projection 148a is pushed in the width direction by the surface 141s defining the connection hole 141, and the tongue is pushed. The portion 148 elastically deforms and bends in the width direction. When the connecting projection 124 reaches the position where the engaging projection 148 a faces the engaging hole 149 , the restoring force of the tongue 148 returns to the posture before bending, and the engaging projection 148 a fits into the engaging hole 149 . enter.
- connection projection 124 is disengaged from the frame-side connection portion 140 , and the connection projection 124 can be pulled out from the connection hole 141 .
- the baby carriage 10 includes the baby carriage body 20 , the seat 60 attached to the baby carriage body 20 , and the hood 100 .
- the seat 60 has a seat portion 65 , a back portion 70 and side frame members 73 .
- the side frame members 73 are provided on the back portion 70 and support the seat 150 together with the seat portion 65 and the back portion 70 .
- the hood 100 is attached to the side frame members 73 .
- the side frame member 73 has a frame member side connection portion 140 to which the hood 100 is connected.
- the hood 100 has a hood-side connection portion 122 that connects to the frame-side connection portion 140 .
- the hood 100 is attached to the relatively flexible side frame members 73. Therefore, the impact applied to the baby carriage main body 20 is dispersed to the side frame members 73 and the hood 100 . This reduces the possibility that the hood 100 (in particular, the hood-side connecting portion 122) will be damaged by the impact.
- the canopy-side connecting portion 122 can be made smaller as long as it can withstand a lower impact than the conventional one. As a result, the mounting structure of the hood 100 in the baby carriage 10 can be made smaller.
- the frame member side connection portion 140 has a connection hole 141 that opens upward or a connection projection that protrudes upward.
- the hood-side connecting portion 122 is a connecting projection 124 protruding downward that can be inserted into the connecting hole 141 of the frame-side connecting portion 140, or a connecting hole that opens downward into which the connecting projection of the frame-side connecting portion 140 can be inserted. have.
- the connection projection 124 of the hood side connection portion 122 into the connection hole 141 of the frame side connection portion 140, or by inserting the connection projection of the frame side connection portion 140 into the connection hole of the hood side connection portion 122,
- the top 100 can be connected to the side frame members 73 simply by inserting them.
- connection projection 124 and the connection hole 141 extend in the front-rear direction.
- the frame-side connection portion 140 and the hood-side connection portion 122 are fixed to the front by fixing the front portions of the frame-side connection portion 140 and the hood-side connection portion 122 to each other.
- means 145 and rear fixing means 146 for fixing the rear portions of the frame side connection portion 140 and the canopy side connection portion 122 with respect to each other.
- the front and rear portions of the hood-side connecting portion 122 are fixed to the frame-side connecting portion 140 .
- the frame member side connection portion 140 has the engaging hole 149 extending in the front-rear direction or the engaging projection extending in the front-rear direction.
- the hood-side connecting portion 122 is fitted with an engaging projection 148a that extends in the front-rear direction and fits into the engaging hole 149 of the frame-side connecting portion 140, or an engaging projection of the frame-side connecting portion 140 that extends in the front-rear direction. It has an engagement hole for insertion.
- the baby carriage body 20 is foldable.
- the back portion 70 and the side frame members 73 are swingable with respect to the seat portion 65 .
- the back portion 70 and the side frame members 73 are swung with respect to the seat portion 65, so that when the stroller 10 in the folded state is viewed from the side, the back portion is shifted from the stroller main body 20 to the back portion. Projection of 70 and side frame member 73 can be suppressed.
- the hood 100 is attached to the side frame members 73 , the hood 100 also swings with respect to the seat portion 65 as the back portion 70 and the side frame members 73 swing with respect to the seat portion 65 . move.
- the baby carriage body 20 is foldable. Also, the back portion 70 and the side frame members 73 swing with respect to the ground plane G of the baby carriage body 20 when the baby carriage body 20 is folded. As a result, it is possible to prevent the back portion 70 and the side frame members 73 from protruding from the stroller main body 20 in the side view of the stroller 10 in the folded state. Since the hood 100 is attached to the side frame members 73, the hood 100 also swings with respect to the ground plane G as the back portion 70 and the side frame members 73 swing with respect to the ground plane G. move.
- the hood 100 is also suppressed from protruding from the main body 20 of the baby carriage in a side view of the baby carriage 10 in a folded state. can be done. As a result, the front-rear dimension of the baby carriage 10 in the folded state can be reduced.
- the seat 60 is held by the holding member 50 provided on the baby carriage body 20 .
- the holding member 50 has a receiving hole 53 that opens upward.
- the seat 60 has a base portion 61 , a seat portion 65 and a back portion 70 provided on the base portion 61 , and an insertion portion 64 projecting downward from the base portion 61 .
- the insertion portion 64 can be inserted into the receiving hole 53 of the holding member 50 .
- the dimension of the distal end portion 64a of the insertion portion 64 in the front-rear direction is smaller than the dimension of the base end portion 64b of the insertion portion 64 in the front-rear direction. This makes it easy to insert the insertion portion 64 into the receiving hole 53 . Therefore, it is easy to attach the seat 60 to the baby carriage body 20 .
- the seat 60 is held by the holding member 50 provided on the baby carriage body 20 .
- the holding member 50 has an insertion portion protruding upward.
- the seat 60 has a base portion 61, a seat portion 65 and a back portion 70 provided in the base portion 61, and a receiving hole formed in the base portion 61 and opening downward.
- the receiving hole is capable of inserting the insertion portion.
- the dimension in the front-rear direction of the distal end portion of the insertion portion is smaller than the dimension in the front-rear direction of the base end portion of the insertion portion. This makes it easy to insert the insertion portion into the receiving hole. Therefore, it is easy to attach the seat 60 to the baby carriage body 20 .
- the plug portion 64 has an intermediate portion 64c that connects the proximal portion 64b and the distal portion 64a.
- the front-rear direction facing portions of the base end portion 64 b and the tip end portion 64 a abut against the surface 53 s defining the receiving hole 53
- the intermediate portion 64 c contacts the receiving hole 53 . is spaced apart from the surface 53s that defines the . This makes it easy to adjust the dimensions of the insertion portion 64 and the receiving hole 53 . That is, it is not necessary to strictly adjust the dimensions of the intermediate portion 64c of the insertion portion 64 and the intermediate portion 53c of the receiving hole 53.
- the seat 60 and the baby carriage body 20 can be positioned relative to each other. Shifts due to rotation can be effectively suppressed.
- the dimension in the width direction of the distal end portion 64a of the insertion portion 64 is smaller than the dimension in the width direction of the proximal end portion 64b of the insertion portion 64. This makes it easy to insert the insertion portion 64 into the receiving hole 53 . Therefore, it is easy to attach the seat 60 to the baby carriage body 20 .
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Environmental & Geological Engineering (AREA)
- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
Description
乳母車本体と、
前記乳母車本体に取り付けられた座席であって、座部と、背部と、前記背部上に設けられ前記座部および前記背部と共にシートを支持する側方枠材と、を有する座席と、
前記側方枠材に取り付けられた幌と、
を備え、
前記側方枠材は、前記幌が接続する枠材側接続部を有し、
前記幌は、前記枠材側接続部に接続する幌側接続部を有している。
Claims (10)
- 乳母車本体と、
前記乳母車本体に取り付けられた座席であって、座部と、背部と、前記背部上に設けられ前記座部および前記背部と共にシートを支持する側方枠材と、を有する座席と、
前記側方枠材に取り付けられた幌と、
を備え、
前記側方枠材は、前記幌が接続する枠材側接続部を有し、
前記幌は、前記枠材側接続部に接続する幌側接続部を有している、乳母車。
- 前記枠材側接続部は、上方に開口した接続穴、又は、上方に突出した接続突起を有し、
前記幌側接続部は、前記枠材側接続部の接続穴に挿入可能な下方に突出した接続突起、又は、前記枠材側接続部の接続突起を挿入可能な下方に開口した接続穴を有している、請求項1に記載の乳母車。 - 前記枠材側接続部及び前記幌側接続部は、前記枠材側接続部及び前記幌側接続部の前方部分を互いに対して固定する前方固定手段と、前記枠材側接続部及び前記幌側接続部の後方部分を互いに対して固定する後方固定手段と、を有する、請求項1又は2に記載の乳母車。
- 前記枠材側接続部は、前後方向に延びる係合穴、又は、前後方向に延びる係合突起を有し、
前記幌側接続部は、前後方向に延び前記枠材側接続部の前記係合穴に嵌まり込む係合突起、又は、前後方向に延び前記枠材側接続部の係合突起が嵌まり込む係合穴を有する、請求項1又は2に記載の乳母車。 - 前記乳母車本体は折り畳み可能であり、
前記背部及び前記側方枠材は、前記座部に対して揺動可能である、請求項1乃至4のいずれか一項に記載の乳母車。 - 前記乳母車本体は折り畳み可能であり、
前記乳母車本体の折り畳み時に前記背部及び前記側方枠材は、前記乳母車本体の接地面に対して揺動する、請求項1乃至5のいずれか一項に記載の乳母車。 - 前記座席は、前記乳母車本体に設けられた保持部材によって保持され、
前記保持部材は、上方に開口した受け穴を有し、
前記座席は、基部と、前記基部に設けられた座部及び背部と、前記基部から下方に突出し前記保持部材の受け穴に挿入可能な差し込み部と、を有し、
前記差し込み部の先端部分の前後方向における寸法は、前記差し込み部の基端部分の前後方向における寸法よりも小さい、請求項1乃至6のいずれか一項に記載の乳母車。 - 前記座席は、前記乳母車本体に設けられた保持部材によって保持され、
前記保持部材は、上方に突出した差し込み部を有し、
前記座席は、基部と、前記基部に設けられた座部及び背部と、前記基部に形成された受け穴であって、下方に開口し前記差し込み部を挿入可能な受け穴と、を有し、
前記差し込み部の先端部分の前後方向における寸法は、前記差し込み部の基端部分の前後方向における寸法よりも小さい、請求項1乃至6のいずれか一項に記載の乳母車。 - 前記差し込み部は、前記基端部分と前記先端部分を接続する中間部分を有し、
前記座席が前記保持部材によって保持された状態で、前記基端部分および前記先端部分の前後方向を向く部分は、前記受け穴を画成する面に当接し、前記中間部分は、前記受け穴を画成する面から離間している、請求項7又は8に記載の乳母車。 - 前記差し込み部の先端部分の幅方向における寸法は、前記差し込み部の基端部分の幅方向における寸法よりも小さい、請求項7乃至9のいずれか一項に記載の乳母車。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020237026544A KR20230128112A (ko) | 2021-03-23 | 2021-03-23 | 유모차 |
JP2021538347A JP6990954B1 (ja) | 2021-03-23 | 2021-03-23 | 乳母車 |
PCT/JP2021/012084 WO2022201333A1 (ja) | 2021-03-23 | 2021-03-23 | 乳母車 |
CN202180094908.1A CN116897123A (zh) | 2021-03-23 | 2021-03-23 | 婴儿车 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2021/012084 WO2022201333A1 (ja) | 2021-03-23 | 2021-03-23 | 乳母車 |
Publications (1)
Publication Number | Publication Date |
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WO2022201333A1 true WO2022201333A1 (ja) | 2022-09-29 |
Family
ID=80447948
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2021/012084 WO2022201333A1 (ja) | 2021-03-23 | 2021-03-23 | 乳母車 |
Country Status (4)
Country | Link |
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JP (1) | JP6990954B1 (ja) |
KR (1) | KR20230128112A (ja) |
CN (1) | CN116897123A (ja) |
WO (1) | WO2022201333A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63103462U (ja) * | 1986-12-24 | 1988-07-05 | ||
JPH04154478A (ja) * | 1990-10-16 | 1992-05-27 | Konbi Kk | ベビーカー等の座席構造 |
JP2007216948A (ja) * | 2006-02-14 | 2007-08-30 | Jane Sa | シート等を乳母車のシャーシにはめ込むための装置 |
CN201042969Y (zh) * | 2007-02-07 | 2008-04-02 | 林美伶 | 婴儿车座体框架与主架体结合构造 |
JP2008272212A (ja) * | 2007-04-27 | 2008-11-13 | Graco Childrens Prod Inc | 乳幼児用ベッド |
JP2016064679A (ja) * | 2014-09-22 | 2016-04-28 | コンビ株式会社 | 乳母車 |
JP2019043231A (ja) * | 2017-08-30 | 2019-03-22 | コンビ株式会社 | 幌およびカート |
-
2021
- 2021-03-23 WO PCT/JP2021/012084 patent/WO2022201333A1/ja active Application Filing
- 2021-03-23 JP JP2021538347A patent/JP6990954B1/ja active Active
- 2021-03-23 CN CN202180094908.1A patent/CN116897123A/zh active Pending
- 2021-03-23 KR KR1020237026544A patent/KR20230128112A/ko unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63103462U (ja) * | 1986-12-24 | 1988-07-05 | ||
JPH04154478A (ja) * | 1990-10-16 | 1992-05-27 | Konbi Kk | ベビーカー等の座席構造 |
JP2007216948A (ja) * | 2006-02-14 | 2007-08-30 | Jane Sa | シート等を乳母車のシャーシにはめ込むための装置 |
CN201042969Y (zh) * | 2007-02-07 | 2008-04-02 | 林美伶 | 婴儿车座体框架与主架体结合构造 |
JP2008272212A (ja) * | 2007-04-27 | 2008-11-13 | Graco Childrens Prod Inc | 乳幼児用ベッド |
JP2016064679A (ja) * | 2014-09-22 | 2016-04-28 | コンビ株式会社 | 乳母車 |
JP2019043231A (ja) * | 2017-08-30 | 2019-03-22 | コンビ株式会社 | 幌およびカート |
Also Published As
Publication number | Publication date |
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CN116897123A (zh) | 2023-10-17 |
KR20230128112A (ko) | 2023-09-01 |
JPWO2022201333A1 (ja) | 2022-09-29 |
JP6990954B1 (ja) | 2022-01-14 |
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