JP4583742B2

JP4583742B2 - stroller

Info

Publication number: JP4583742B2
Application number: JP2003332296A
Authority: JP
Inventors: 賀宜英須
Original assignee: Combi Corp
Current assignee: Combi Corp
Priority date: 2003-09-24
Filing date: 2003-09-24
Publication date: 2010-11-17
Anticipated expiration: 2023-09-24
Also published as: CN100467324C; KR20050030141A; TW200517287A; CN1600617A; JP2005096590A; KR101133068B1; TWI333913B

Description

本発明はベビーカーに係り、特に、使用可能な展開状態、或いは折り畳み状態とし得るようにするとともに、手押し杆を背面押し状態或いは対面押し状態に選択的に切換可能としたベビーカーに関する。 The present invention relates to a baby stroller, and more particularly to a baby stroller that can be used in an unfolded state or a folded state and that can be selectively switched between a back push state and a face push state.

一般に、乳幼児を散歩や買い物等のために屋外に連れ出す場合に使用するベビーカーにおいては、手押し杆を背面押し状態或いは対面押し状態に切り換え可能とするとともに、必要に応じて折り畳み、収納や携帯が容易になるようしたものが種々提案され実用に供されている。 In general, for baby strollers used when taking infants outdoors for walks, shopping, etc., the hand pusher can be switched to the back-pressed state or the face-to-face pressed state, and it can be folded, stored and carried as required Various proposals have been proposed and put into practical use.

図６は、前脚と後脚とが互いに平行状態になるように２つ折り状態に折り畳んだ後、さらにコ字状に折り畳み、３つ折り状態に折り畳み可能としたベビーカーの概略構成を示す斜視図であり、前輪１１を有する左右一対の前脚１２，後輪１３を有する左右一対の後脚１４、ほぼＵ字状に屈曲された手押し杆１５、左右一対のアームレスト１６、及びそのアームレストの基端部がそれぞれ枢着された、互いに平行に延びる左右２本のパイプ１７を有している。 FIG. 6 is a perspective view showing a schematic configuration of a stroller that is folded in a folded state so that the front leg and the rear leg are in parallel with each other and then folded in a U-shape and folded in a folded state. A pair of left and right front legs 12 having a front wheel 11, a pair of left and right rear legs 14 having a rear wheel 13, a handle bar 15 bent in a substantially U shape, a pair of left and right armrests 16, and a base end portion of the armrests, respectively. It has two pipes 17 that are pivoted and extend in parallel to each other.

上記各アームレスト１６の先端側には前脚１２が枢着されており、その左右のアームレスト１６の先端部間には弧状の屈曲可能なガードアーム１８が着脱自在に掛け渡されている。また、左右のアームレスト１６には後脚１４の上端が枢着されている。左右の前脚１２は足乗せ板１９を有する前側連結バー２０によって連結されており、左右の後脚１４は後側連結バー２１によって連結されている。さらに各前脚１２の中間部には連結バー２２の前端がそれぞれ枢着され、その連結バー２２の後端は、それぞれ前記パイプ１７の下部に固着された後脚支持部材２３に枢着されている。また左右の連結バー２２は上側連結バー２４によって連結されている。そして、これらの前脚１２、後脚１４、アームレスト１６、パイプ１７、及びそれらを連結する連結バーによってベビーカー本体が構成されている。 A front leg 12 is pivotally attached to the distal end side of each armrest 16, and an arc-shaped bendable guard arm 18 is detachably suspended between the distal ends of the left and right armrests 16. In addition, the upper ends of the rear legs 14 are pivotally attached to the left and right armrests 16. The left and right front legs 12 are connected by a front connection bar 20 having a footrest plate 19, and the left and right rear legs 14 are connected by a rear connection bar 21. Further, the front end of the connecting bar 22 is pivotally attached to the middle portion of each front leg 12, and the rear end of the connecting bar 22 is pivotally attached to a rear leg support member 23 fixed to the lower portion of the pipe 17. . The left and right connecting bars 22 are connected by an upper connecting bar 24. And the stroller body is comprised by these front legs 12, the rear legs 14, the armrest 16, the pipe 17, and the connection bar which connects them.

上記後脚支持部材２３にはその外側面にＵ字状の手押し杆１５の下端部が軸１５ａにより前後に揺動可能に枢着されており、上記手押し杆１５をアームレスト１６の前端部及び後端部の外側面に固設された係止突起１６ａ、１６ｂに選択的に係合させることにより、図７に示すように、上記手押し杆１５を実線で示す背面押し状態、或いは２点鎖線で示す対面押し状態とすることができるようにしてある。 A lower end portion of a U-shaped push bar 15 is pivotally mounted on the outer surface of the rear leg support member 23 so as to be able to swing back and forth by a shaft 15a. By selectively engaging with the locking projections 16a and 16b fixed on the outer side surface of the end portion, as shown in FIG. 7, the push bar 15 is pushed in the rear surface shown by a solid line, or in a two-dot chain line. The face-to-face pressing state shown can be achieved.

図８に示すように、後脚１４にはＬ字状のブラッケット２５の下端部が枢着されており、そのブラッケット２５の中間部が上記後脚支持部材２３に軸２３ａにより枢着されている。そのブラッケット２５の自由端部には後脚１４をパイプ１７にロックするロック部材２６の係止段部２６ａと係合する切り欠き段部２５ａが設けられている。上記ロック部材２６は上記パイプ１７に摺動可能に装着されており、手押し杆１５が背面押し状態に位置しているときにその手押し杆１５の頂端部に設けられた遠隔操作装置２７によってパイプ１７に沿って上下摺動操作されるようにしてある。また、後脚支持部材２３には後脚１４と対向する面に展開時の後脚１４に当接しその展開状態を保持する段部２３ｂが形成されている。 As shown in FIG. 8, a lower end portion of an L-shaped bracket 25 is pivotally attached to the rear leg 14, and an intermediate portion of the bracket 25 is pivotally attached to the rear leg support member 23 by a shaft 23a. . A notch step portion 25 a that engages with a locking step portion 26 a of a lock member 26 that locks the rear leg 14 to the pipe 17 is provided at the free end portion of the bracket 25. The lock member 26 is slidably mounted on the pipe 17, and when the hand barb 15 is in the back-pressed state, the pipe 17 is operated by a remote control device 27 provided at the top end of the hand bar 15. Are operated to slide up and down. Further, the rear leg support member 23 is formed with a step portion 23b on the surface facing the rear leg 14 so as to abut against the rear leg 14 at the time of deployment and maintain the deployed state.

前記手押し杆１５には、図６に示すように、前記係止突起１６ａ、１６ｂに選択的に係合する凹部を有する係止フック３０がその手押し杆１５に沿って摺動可能に装着されており、その係止フック３０はスプリングにより下方に付勢されている。 As shown in FIG. 6, a locking hook 30 having a recess that selectively engages with the locking protrusions 16 a and 16 b is slidably attached to the hand bar 15 along the hand bar 15. The locking hook 30 is biased downward by a spring.

しかして、図８に示すように、ロック部材２６がＬ字状のブラッケット２５の切り欠き段部２５ａに係合すると、そのブラッケット２５を介して後脚１４とパイプ１７とがロックされ、ベビーカー本体が実線で示す使用可能な展開状態に保持される。一方、前記背面押し状態にした後、遠隔操作装置２７によってロック部材２６が引き上げられると、ロック部材２６によるロックが解放される。そこで、後輪１３を前方に移動させるようにするとともに手押し杆１５を下方に押し下げるようにすれば、アームレスト１６、前脚１２、後脚１４が図８、図９に２点鎖線で示すように上方に揺動され、携帯等に便利なように２つに折り畳むことができる。 Then, as shown in FIG. 8, when the locking member 26 engages with the notch step portion 25a of the L-shaped bracket 25, the rear leg 14 and the pipe 17 are locked via the bracket 25, and the stroller body Is held in a usable unfolded state indicated by a solid line. On the other hand, when the lock member 26 is pulled up by the remote operation device 27 after the back side is pushed, the lock by the lock member 26 is released. Therefore, if the rear wheel 13 is moved forward and the push bar 15 is pushed downward, the armrest 16, the front leg 12, and the rear leg 14 are moved upward as shown by two-dot chain lines in FIGS. And can be folded into two for convenience of carrying and the like.

ところで、手押し杆１５、前側連結バー２０、後側連結バー２１及び上側連結バー２４、にはそれぞれ中間部の２ヵ所にジョイント１５ａ_１、１５ａ_２、２０ａ_１、２０ａ_２、２１ａ_１、２１ａ_２、２４ａ_１、２４ａ_２が設けられ、そのジョイントにより折り畳み可能としてある。そして、各ジョイントは、ジョイント１５ａ_１、２０ａ_１、、２１ａ_１、２４ａ_１の軸線、及び１５ａ_２、２０ａ_２、２１ａ_２、２４ａ_２の軸線が、前脚１２と後脚１４とが互いに平行状態に折り畳まれたときに、それぞれ同一軸線上に位置し、且つ互いに平行になるようにしてある。 However, hand-push rod 15, the front connecting bar 20, the rear connecting bar 21 and the joint _15a 1 each upper connecting bar 24, the two locations of the intermediate _{_{_{_{portion, 15a 2, 20a 1, 20a}}}} 2, 21a 1, 21a 2, 24a ₁ and 24a ₂ are provided and can be folded by the joint. The joints 15a ₁ , 20a ₁ , 21a ₁ , 24a ₁ and 15a ₂ , 20a ₂ , 21a ₂ , 24a ₂ are aligned so that the front leg 12 and the rear leg 14 are parallel to each other. When folded, they are positioned on the same axis and parallel to each other.

しかして、前述のように前脚１２と後脚１４とが互いに平行状態になるように２つ折り状態に折り畳んだ後、手押し杆１５のジョイントより外側部分を前方に移動させると、各ジョイントによって手押し杆１５、前側連結バー２０、後側連結バー２１の外側部分が前方に折り曲げられ、ベビーカーを図１０に示すように３つ折り状態にコンパクトに折り畳むことができる。
特開２０００−３１６６５０号公報 Then, as described above, after the front leg 12 and the rear leg 14 are folded in two so that they are parallel to each other, and the outer portion of the hand pusher 15 is moved forward, the hand 15, the outer side part of the front side connection bar 20 and the rear side connection bar 21 is bent forward, and the stroller can be folded compactly in a three-fold state as shown in FIG.
JP 2000-316650 A

ところが、上述のように手押し杆１５に設けられた遠隔装置２７により対面押し状態或いは背面押し状態に切り換え可能なベビーカーにおいて、ベビーカー本体を２つ折り状態に折り畳んだ状態で遠隔操作装置を誤操作して係止フックを解除した場合、２つ折り状態になっているベビーカー本体が手押し杆１５に設けられた左右の係止フック３０間を通り抜け、後方に倒れてしまうことがある等の問題がある。そこで、例えば手押し杆１５に、後方に移動するベビーカー本体が当接してその後方への転倒を防止する転倒防止部材を設けたり、或いは係止フック３０に係合するアームレスト１６に設けられた係止突起１６ａ、１６ｂを左右方向に長くして、折り畳み時に上記係止突起が手押し杆１５に当たり、上記ベビーカー本体が後方へ倒れることを防止することが行われている。しかしながら、前者においては傾倒防止用の特別の部材を設ける必要があり、後者においては外観が損なわれる等の問題がある。 However, as described above, in the stroller that can be switched to the face-to-face push state or the back face push state by the remote device 27 provided on the push bar 15, the remote control device is erroneously operated with the stroller body folded in a folded state. When the stop hook is released, there is a problem that the baby stroller body that is folded in two passes between the left and right locking hooks 30 provided on the push bar 15, and may fall backward. For this reason, for example, the push bar 15 is provided with a fall prevention member that prevents the baby carriage body that moves rearward from coming into contact with the push bar 15, or the latch 16 provided on the armrest 16 that engages the latch hook 30. The protrusions 16a and 16b are lengthened in the left-right direction to prevent the locking protrusion from hitting the hand bar 15 when folded and preventing the stroller body from falling backward. However, in the former, it is necessary to provide a special member for preventing tilting, and in the latter, there is a problem that the appearance is impaired.

本発明は、このような点に鑑み、外観を犠牲にすることがなく、しかも特別の転倒防止用の部材を設ける必要もなく、上記切換誤操作を防止しできるようにしたベビーカーを得ることを目的とする。 In view of these points, the present invention has an object to obtain a stroller that does not sacrifice the appearance and does not need to be provided with a special member for preventing overturning, and that can prevent the erroneous switching operation. And

本発明は、使用可能な展開状態、あるいは折り畳み状態とし得るようにするベビーカーにおいて、一対の後脚と、各後脚にブラッケットを介して連結されたパイプとを有するベビーカー本体と、各パイプの下端部にブラッケットを介して枢着され、背面押し状態或いは対面押し状態に選択的に切換可能とした手押し杆とを備え、各ブラッケットはその一端部が後脚に枢着され、他端部が対応するパイプに設けられたロック部材に係合可能となり、各ブラッケットは対応するパイプと手押し杆との間に位置し、各ブラッケットと手押し杆に、ベビーカー本体の折り畳み状態において、ブラッケットに対する手押し杆の回動を規制する回動規制部を設けたことを特徴とする、ベビーカーである。 The present invention relates to a stroller that can be used in a deployed state or a folded state, and a stroller body having a pair of rear legs and pipes connected to the rear legs via brackets, and a lower end of each pipe. It is pivotally attached to the part via a bracket, and is equipped with a hand barge that can be selectively switched to the back-pushing state or the face-to-face push state, and each bracket is pivotally attached to the rear leg and the other end corresponds Each bracket is positioned between the corresponding pipe and the push bar, and when the stroller body is in the folded state, the bracket is rotated between the bracket and the push bar. A stroller characterized in that a rotation restricting portion for restricting movement is provided .

本発明は、回動規制部は手押し杆の枢着部に設けられたハンドルカバーを有し、ハンドルカバーおよびブラッケットの一方に弧状の凹部が設けられ、他方にこの凹部に係合する凹部係合用凸部が設けられていることを特徴とするベビーカーである。 In the present invention, the rotation restricting portion has a handle cover provided at the pivotally attached portion of the hand barb, and an arc-shaped recess is provided in one of the handle cover and the bracket and the other is for engaging the recess. The stroller is provided with a convex portion .

本発明は、弧状の凹部内に隔壁が設けられ、ベビーカー本体の展開状態において、凹部係合用凸部が凹部内の隔壁の一側に当接し、ベビーカー本体の折り畳み状態において、凹部係合用凸部が凹部内の隔壁の他側に当接してブラッケットに対する手押し杆の回動を規制することを特徴とするベビーカーである。 The present invention is provided with a partition wall in an arc-shaped recess, and in a deployed state of the stroller body, the recess engaging projection comes into contact with one side of the partition wall in the recess, and in the folded state of the stroller body, the recess engaging projection Is a stroller characterized in that it is in contact with the other side of the partition wall in the recess and restricts the rotation of the hand-claw with respect to the bracket .

本発明は、回動規制部は手押し杆に沿って摺動可能に装着され、ブラッケットのロックを解除するためのロック解除部材に突設されたロック解除杆と、ブラッケットに設けられ、このロック解除杆に当接自在のロック解除杆用凸部とを有することを特徴とするベビーカーである。 According to the present invention, the rotation restricting portion is slidably mounted along the push rod, and is provided on the unlocking rod protruding from the unlocking member for unlocking the bracket, and the lock release. It is a stroller characterized by having an unlocking ridge convex portion that can freely come into contact with the ridge .

本発明は、後脚をロックするロック部材と係脱可能なブラッケットと手押し杆との対向面に、ベビーカー本体の展開・折り畳み時、及び対面・背面切換時には互いに干渉することがなく、手押し杆とブラッケットとが相対的にその範囲以上に回動しようとしたときに互いに当接し、その回動を阻止する回動規制部を設けたので、ベビーカー本体の折り畳み状態時において、手押し杆に設けられている遠隔操作装置を誤操作して対面・背面切換用の係止フックを解除した場合にも、手押し杆に対してベビーカー本体が後方に回動することが規制され、上記ベビーカー本体が後方へ転倒することが確実に防止される。しかも、上記転倒防止用に特別の別部材を設ける必要もなく、また外観を損なうこともない。 The present invention provides a lock member that locks the rear leg, a detachable bracket, and a hand pusher so that they do not interfere with each other when the stroller body is unfolded / folded and face-to-face switching is performed. When the stroller body is in the folded state, it is provided on the handcart so that the brackets come into contact with each other when they try to rotate relatively beyond that range and prevent the rotation. Even if the remote control device is mistakenly operated and the locking hook for face-to-face switching is released, the stroller body is restricted from rotating backward with respect to the handclaw, and the stroller body falls backwards. Is reliably prevented. In addition, there is no need to provide a special separate member for preventing the above-mentioned toppling, and the appearance is not impaired.

以下、図１乃至図４を参照して本発明の実施の形態について説明する。図１は、本発明のベビーカーの概略構成を示す斜視図であり、前輪１１を有する左右一対の前脚１２，後輪１３を有する左右一対の後脚１４、ほぼＵ字状に屈曲された手押し杆１５、左右一対のアームレスト１６、及びそのアームレストの基端部がそれぞれ枢着された、互いに平行に延びる左右２本のパイプ１７を有している。 The embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a perspective view showing a schematic configuration of a stroller according to the present invention, a pair of left and right front legs 12 having a front wheel 11, a pair of left and right rear legs 14 having a rear wheel 13, and a hand barb bent in a substantially U shape. 15, a pair of left and right armrests 16 and two pipes 17 on the left and right extending in parallel to each other, each having a base end portion of the armrest pivoted.

上記各アームレスト１６の先端側には前脚１２が枢着されており、その左右のアームレスト１６の先端部間には弧状の屈曲可能なガードアーム１８が着脱自在に掛け渡されている。また、左右のアームレスト１６には後脚１４の上端が枢着されている。左右の前脚１２は足乗せ板１９を有する前側連結バー２０によって連結されており、左右の後脚１４は後側連結バー２１によって連結されている。さらに各前脚１２の中間部には、図２に示すように、連結バー２２の前端がそれぞれ枢着され、その連結バー２２の後端は、それぞれ前記パイプ１７の下部に枢着されている。また左右の連結バー２２は上側連結バー（図示せず）によって互いに連結されている。 A front leg 12 is pivotally attached to the distal end side of each armrest 16, and an arc-shaped bendable guard arm 18 is detachably suspended between the distal ends of the left and right armrests 16. In addition, the upper ends of the rear legs 14 are pivotally attached to the left and right armrests 16. The left and right front legs 12 are connected by a front connection bar 20 having a footrest plate 19, and the left and right rear legs 14 are connected by a rear connection bar 21. Further, as shown in FIG. 2, the front ends of the connecting bars 22 are pivotally attached to the intermediate portions of the front legs 12, and the rear ends of the connecting bars 22 are pivotally attached to the lower portions of the pipes 17. The left and right connecting bars 22 are connected to each other by an upper connecting bar (not shown).

後脚１４にはＬ字状のブラッケット２５の下端部が枢着されており、そのブラッケット２５の中間部が上記パイプ１７の下端部に軸３１により枢着され、さらに上記軸３１に手押し杆１５が前後に揺動可能に枢着されている。そのブラッケット２５の自由端部には、後脚１４をパイプ１７にロックするロック部材２６の係止段部２６ａと係合する切り欠き段部２５ａが設けられている。上記ロック部材２６は上記パイプ１７に摺動可能に装着されており、手押し杆１５の頂端部に設けられた遠隔操作装置２７によってパイプ１７に沿って上下摺動操作されるようにしてある。すなわち、手押し杆１５には上記遠隔操作装置２７によって操作されるロック解除部材３２が手押し杆１５に沿って摺動可能に装着されており、そのロック解除部材３２の外面には上記ロック部材２６方向に延びるロック解除杆３３（図３）が突出されている。一方、前記ロック部材２６には上記ロック解除杆の上方に突出する作動板３４が設けられており、前記遠隔操作装置２７によりロック解除部材３２とともにロック解除杆３３が上方に引き上げられると、作動板３４を介してロック部材２６が引き上げられ、ブラッケット２５のロックが解除される。また、パイプ１７の下端部には後脚１４と対向する面に展開時の後脚１４に当接しその展開状態を保持する後脚支持部（図示せず）が設けられている。 A lower end portion of an L-shaped bracket 25 is pivotally attached to the rear leg 14, and an intermediate portion of the bracket 25 is pivotally attached to the lower end portion of the pipe 17 by a shaft 31. Is pivotally pivoted back and forth. At the free end of the bracket 25, a notch step 25 a that engages with a locking step 26 a of a lock member 26 that locks the rear leg 14 to the pipe 17 is provided. The lock member 26 is slidably mounted on the pipe 17 and is operated to slide up and down along the pipe 17 by a remote control device 27 provided at the top end of the hand bar 15. That is, a lock release member 32 operated by the remote control device 27 is slidably mounted on the hand pusher 15 along the hand pusher 15, and the lock release member 32 is arranged on the outer surface of the lock release member 32. An unlocking rod 33 (FIG. 3) extending in the direction is projected. On the other hand, the lock member 26 is provided with an operating plate 34 protruding above the unlocking rod. When the unlocking rod 33 is pulled upward together with the unlocking member 32 by the remote control device 27, the operating plate 34 The lock member 26 is pulled up via 34, and the bracket 25 is unlocked. Also, a lower leg portion of the pipe 17 is provided with a rear leg support portion (not shown) which is in contact with the rear leg 14 at the time of deployment and holds the developed state on a surface facing the rear leg 14.

しかして、図２（ｂ）に示すように、ロック部材２６がＬ字状のブラッケット２５の切り欠き段部２５ａに係合すると、そのブラッケット２５を介して後脚１４とパイプ１７とがロックされ、ベビーカー本体が使用可能な展開状態に保持される。一方、遠隔操作装置２７によってロック部材２６が引き上げられると、ロック部材２６によるロックが解放され、アームレスト１６、前脚１２、後脚１４が従来装置と同様に上方に揺動可能となり、携帯等に便利なように２つに折り畳むことができる。 As shown in FIG. 2B, when the lock member 26 is engaged with the notch step portion 25a of the L-shaped bracket 25, the rear leg 14 and the pipe 17 are locked via the bracket 25. The stroller body is held in a usable state. On the other hand, when the lock member 26 is pulled up by the remote control device 27, the lock by the lock member 26 is released, and the armrest 16, the front leg 12, and the rear leg 14 can swing upward as in the conventional device, which is convenient for carrying and the like. Can be folded in two.

前記パイプ１７には、図２（ｂ）に示すように手押し杆固定用のボス３５がピン３６により固着されており、上記ピン３６にアームレスト１６の基端部が枢着されている。上記ボス３５はアームレスト１６と反対方向に突出されており、そのボス３５の外面側に後述する係止フック３７が係合する第１の係止突起３８ａ（図２（ｂ））が設けられている。また、アームレスト１６の先端部外面には上記係止フック３７が選択的に係合される第２の係止突起３８ｂ（図２（ａ））が突設されている。 As shown in FIG. 2B, a boss 35 for fixing a handclaw is fixed to the pipe 17 with a pin 36, and the base end portion of the armrest 16 is pivotally attached to the pin 36. The boss 35 protrudes in the opposite direction to the armrest 16, and a first locking protrusion 38 a (FIG. 2B) that engages a locking hook 37 described later is provided on the outer surface side of the boss 35. Yes. Further, a second locking projection 38b (FIG. 2 (a)) to which the locking hook 37 is selectively engaged protrudes from the outer surface of the distal end portion of the armrest 16.

一方、上記手押し杆１５には、係止フック３７がその手押し杆１５に沿って摺動可能に装着されており、上記係止フック３７には、図３（ａ）に示すように、上記第１の係止突起３８ａに係合可能な第１の凹部３７ａ、及び第２の係止突起３８ｂに係合可能な第２の凹部３７ｂが形成されている。 On the other hand, a locking hook 37 is slidably attached to the push bar 15 along the push bar 15, and the locking hook 37 has the first hook as shown in FIG. A first recess 37a that can be engaged with one locking projection 38a and a second recess 37b that can be engaged with the second locking projection 38b are formed.

しかして、前記遠隔操作装置２７によって上記係止フック３７をスプリングに抗して引き上げて手押し杆１５を後方に揺動させると、図３（ａ）に示すように、係止フック３７の第１の凹部３７ａが前記第１の係止突起３８ａに係合し、図２（ａ）に示すように、手押し杆１５が後方揺動位置、すなわち背面押し状態に固定される。一方、係止フック３７を引き上げて手押し杆１５を前方に揺動させると、図３（ｂ）に示すように、上記係止部材３７の第２の凹部３７ｂが前記第２の係止突起３８ｂに係合し、図２（ｂ）に示すように、手押し杆１５が前方揺動位置、すなわち対面押し状態に固定される。 When the locking hook 37 is pulled up against the spring by the remote control device 27 and the hand pusher 15 is swung backward, the first hook of the locking hook 37 is shown in FIG. The concave portion 37a engages with the first locking projection 38a, and as shown in FIG. 2 (a), the hand pusher 15 is fixed in the backward swinging position, that is, in the back pushing state. On the other hand, when the locking hook 37 is pulled up and the hand bar 15 is swung forward, as shown in FIG. 3B, the second recess 37b of the locking member 37 becomes the second locking projection 38b. As shown in FIG. 2B, the hand push rod 15 is fixed to the forward swing position, that is, the face-to-face pressed state.

図４（ａ）、（ｂ）は、パイプ１７の下端部に枢着されているブラッケット２５と手押し杆１５との取付部の分解斜視図であって、ブラッケット２５の外面には軸３１が嵌挿される軸受部２５ａが形成されており、その軸受部２５ａには径方向に突出する凸部４０が形成されている。一方、上記ブラッケット２５とともに軸３１によりパイプ１７に枢着されている手押し杆１５の下端部には、上記手押し杆１５の枢着部を覆うハンドルカバー４１が固着されている。上記ハンドルカバー４１には、図４（ｂ）に示すように、上記ブラッケット２５と対向する面に上記ブラッケット２５の軸受部２５ａの一部に同心状に嵌合する円筒部４１ａが形成されており、ハンドルカバー４１の内周面には隔壁４１ｂにより区画された弧状の凹部４１ｃが形成されている。そして、上記弧状の凹部４１ｃ内に前記ブラッケット２５の凸部４０が嵌合され、上記隔壁４１bの両側壁で規定される範囲内において上記凸部４０が弧状の凹部４１ｃ内を相対的に周方向に移動可能としてある。 4 (a) and 4 (b) are exploded perspective views of the mounting portion of the bracket 25 and the hand bar 15 pivotally attached to the lower end portion of the pipe 17, and the shaft 31 is fitted on the outer surface of the bracket 25. FIG. A bearing portion 25a to be inserted is formed, and a convex portion 40 protruding in the radial direction is formed on the bearing portion 25a. On the other hand, a handle cover 41 that covers the pivoted portion of the hand bar 15 is fixed to the lower end portion of the hand bar 15 pivotally attached to the pipe 17 by the shaft 31 together with the bracket 25. As shown in FIG. 4B, the handle cover 41 is formed with a cylindrical portion 41 a concentrically fitted to a part of the bearing portion 25 a of the bracket 25 on the surface facing the bracket 25. An arcuate recess 41c defined by a partition wall 41b is formed on the inner peripheral surface of the handle cover 41. And the convex part 40 of the bracket 25 is fitted in the arc-shaped concave part 41c, and the convex part 40 is relatively circumferential in the arc-shaped concave part 41c within a range defined by both side walls of the partition wall 41b. It is possible to move to.

図３（ａ）、（ｂ）、（ｃ）は、それぞれ手押し杆１５を背面押し状態、対面押し状態としたとき、或いはベビーカー本体を折り畳んだ状態としたときにおけるブラッケット２５とハンドルカバー４１の回動規制部の相対関係を示す図であって、図３（ａ）に示すように、背面押し状態時においてはブラッケット２５に設けられた凸部４０がハンドルカバー４１の隔壁４１ｂの一端壁に当接し、手押し杆１５が図においてそれ以上時計方向への回動が防止される。また、対面押し状態時においては、図３（ｂ）に示すように凸部４０と隔壁４１ｂとは互いに離間した状態となり、手押し杆１５には何ら規制が働くことがなく、手押し杆１５は背面押し状態と対面押し状態間では自由に揺動が可能である。一方、図３（ｃ）に示すように、２つ折り状態にした場合には凸部４０が隔壁４１ｂの他端壁に当接し、手押し杆１５が折り畳まれたベビーカー本体に対してそれ以上前方に倒れることが防止される。すなわち、ベビーカー本体を２つ折り状態に折り畳んだ状態で遠隔操作装置を誤操作して係止フックを解除した場合でも、２つ折り状態になっているベビーカー本体が手押し杆１５に設けられた左右の係止フック３７間を通り抜け、図において時計方向に揺動して後方に倒れてしまうようなことが防止される。 3 (a), 3 (b), and 3 (c) show the rotation of the bracket 25 and the handle cover 41 when the hand pusher 15 is pushed back and face-to-face, or the stroller body is folded, respectively. FIG. 3 is a diagram showing the relative relationship of the movement restricting portions, and as shown in FIG. 3A, the convex portion 40 provided on the bracket 25 hits one end wall of the partition wall 41b of the handle cover 41 when the rear surface is pushed. Then, the hand bar 15 is prevented from further clockwise rotation in the figure. Further, in the face-to-face pressing state, as shown in FIG. 3B, the convex portion 40 and the partition wall 41b are in a state of being separated from each other. It can swing freely between the pressed state and the face-to-face pressed state. On the other hand, as shown in FIG. 3 (c), when folded in half, the convex portion 40 comes into contact with the other end wall of the partition wall 41b, and further forwards with respect to the stroller body in which the hand barb 15 is folded. It is prevented from falling down. In other words, even when the remote control device is erroneously operated with the stroller body folded in a folded state and the latch hook is released, the left and right latches in which the stroller body in the folded state is provided on the push bar 15 It is possible to prevent passing between the hooks 37 and swinging clockwise in the figure and falling backward.

なお、上記実施の形態においてはブラッケット２５に凸部４０を設けたものを示したが、ハンドルカバー４１の方に凸部を設けてもよい。 In the above embodiment, the bracket 25 is provided with the convex portion 40. However, the handle cover 41 may be provided with the convex portion.

図５は本発明の他の実施の形態を示す図であって、前記ブラッケットの外側面には、軸３１によるパイプ１７への枢着部より下端部側、すなわち後脚１４との枢着部側に凸部４２が設けられており、ベビーカー本体を２つ折り状態にしたとき上記凸部４２が、前記ロック解除部材３２から突出されたロック解除杆３３に当接するようにしてある。
しかして、ベビーカー本体を２つ折り状態にした場合にはブラッケットに設けられた凸部４２がロック解除杆３３に当接し、手押し杆１５が折り畳まれたベビーカー本体に対してそれ以上前方に倒れることが防止される。すなわち、ベビーカー本体を２つ折り状態に折り畳んだ状態で遠隔操作装置を誤操作して係止フックを解除した場合でも、２つ折り状態になっているベビーカー本体が手押し杆１５に設けられた左右の係止フック３７間を通り抜け、後方に倒れてしまうようなことが防止される。 FIG. 5 is a view showing another embodiment of the present invention, wherein the bracket is provided on the outer surface of the bracket with the lower end side from the pivoting portion to the pipe 17 by the shaft 31, that is, the pivoting portion with the rear leg 14. A convex portion 42 is provided on the side, and when the stroller body is folded in half, the convex portion 42 comes into contact with the unlocking bar 33 protruding from the unlocking member 32.
Thus, when the stroller body is folded in half, the convex portion 42 provided on the bracket may come into contact with the unlocking bar 33 and the hand bar 15 may fall further forward with respect to the folded stroller body. Is prevented. In other words, even when the remote control device is erroneously operated with the stroller body folded in a folded state and the latch hook is released, the left and right latches in which the stroller body in the folded state is provided on the push bar 15 It is prevented from passing between the hooks 37 and falling backward.

本発明のベビーカーの概略構成を示す斜視図。The perspective view which shows schematic structure of the stroller of this invention. （ａ）は背面押し状態を示す図、（ｂ）は対面押し状態を示す図。(A) is a figure which shows a back surface pressing state, (b) is a figure which shows a facing pressing state. （ａ）、（ｂ）、（ｃ）は、それぞれ手押し杆を背面押し状態或いは対面押し状態にしたとき、或いはベビーカー本体を２つ折り状態とした場合における回動規制部の作動説明図。(A), (b), (c) is operation | movement explanatory drawing of the rotation control part in the case where the hand pusher is made into the back pushing state or the face-to-face pushing state, respectively, or when the stroller body is folded in two. （ａ）、（ｂ）はそれぞれブラッケットと手押し杆との枢着部の分解斜視図。(A), (b) is a disassembled perspective view of the pivotal attachment part of a bracket and a hand barb, respectively. 本発明の他の実施の形態を示す図。The figure which shows other embodiment of this invention. 従来のベビーカー本体の概略構成を示す斜視図。The perspective view which shows schematic structure of the conventional stroller main body. 従来のベビーカーの平面押し状態及び対面押し状態の切換作動説明図。Switching operation explanatory drawing of the plane pushing state and the face-to-face pushing state of the conventional stroller. ベビーカー本体の２つ折り操作時の作動説明図。Explanatory drawing at the time of folding operation of the stroller body in half. ベビーカー本体の２つ折り操作時の全体作動説明図。The whole operation explanatory view at the time of folding operation of the stroller body in half. ベビーカー本体を３つ折り状に折り畳んだ状態を示す図。The figure which shows the state which folded the stroller main body into three fold shape.

Explanation of symbols

１１前輪
１２前脚
１３後輪
１４後脚
１５手押し杆
１６アームレスト
１７パイプ
２０前側連結バー
２１後側連結バー
２２連結バー
２５ブラッケット
２６ロック部材
２７遠隔操作装置
３１軸
３２ロック解除部材
３３ロック解除杆
３４作動板
３５ボス
３６ピン
３７係止フック
３８第１の係止突起
３９第２の係止突起
４０凸部
４１ハンドルカバー
４１ｂ隔壁
４１ｃ弧状の凹部
４２凸部 11 front wheel 12 front leg 13 rear wheel 14 rear leg 15 push bar 16 armrest 17 pipe 20 front side connection bar 21 rear side connection bar 22 connection bar 25 bracket 26 lock member 27 remote control device 31 shaft 32 lock release member 33 lock release bar 34 operation Plate 35 Boss 36 Pin 37 Locking hook 38 First locking protrusion 39 Second locking protrusion 40 Projection 41 Handle cover 41b Partition wall 41c Arc-shaped recess 42 Projection

Claims

In a stroller that can be used in a deployed state or in a folded state,
A stroller body having a pair of rear legs and a pipe connected to each rear leg via a bracket;
Is pivotally mounted through the Burakketto the lower end of each pipe, selectively and a hand-push rod that can be switched to the back-pushed state or face-to-face pushing state,
Each Burakketto its one end portion is pivotally attached to the rear leg, the other end portion becomes engageable with the locking member provided in the corresponding pipe, the locking member is engaged with the Burakketto, through the Burakketto is intended to lock and the pipe and the rear leg Te,
Each bracket is located between the corresponding pipe and hand barge,
The hand-push rod with each Burakketto, in the folded state of the stroller body, a rotation restricting portion for restricting the rotation of the hand-push rod with respect to the Burakketto provided,
The rotation restricting portion includes a handle cover provided on the pivot portion of said hand-push rod, the arcuate recess is provided at one of the handle cover and the Burakketto, recess engagement to be engaged with the recess on the other A stroller characterized in that a convex portion is provided.

Partition walls provided in the arcuate recess, in the unfolded state of the stroller body, said recess engaging convex portion abuts on one side of the partition wall of the recess, in the folded state of the stroller body, for the recess engagement stroller according to claim 1, wherein the convex portion is characterized in that restricting the rotation of said hand-push rod for abutting against the Burakketto the other side of the partition wall of the recess.

In a stroller that can be used in a deployed state or in a folded state,
A stroller body having a pair of rear legs and a pipe connected to each rear leg via a bracket;
Is pivotally mounted through the Burakketto the lower end of each pipe, selectively and a hand-push rod that can be switched to the back-pushed state or face-to-face pushing state,
Each Burakketto its one end portion is pivotally attached to the rear leg, the other end portion becomes engageable with the locking member provided in the corresponding pipe, the locking member is engaged with the Burakketto, through the Burakketto is intended to lock and the pipe and the rear leg Te,
Each bracket is located between the corresponding pipe and hand barge,
The hand-push rod with each Burakketto, in the folded state of the stroller body, a rotation restricting portion for restricting the rotation of the hand-push rod with respect to the Burakketto provided,
The rotation restricting portion is slidably mounted along said hand-push rod, and a lock release rod projecting from the unlocking member for releasing the locking of the Burakketto, provided in the Burakketto, this unlocking A stroller characterized by having an unlocking ridge convex portion that can come into contact with the ridge.