WO2010151082A2 - Folding device of tricycle kickboard - Google Patents

Folding device of tricycle kickboard Download PDF

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Publication number
WO2010151082A2
WO2010151082A2 PCT/KR2010/004155 KR2010004155W WO2010151082A2 WO 2010151082 A2 WO2010151082 A2 WO 2010151082A2 KR 2010004155 W KR2010004155 W KR 2010004155W WO 2010151082 A2 WO2010151082 A2 WO 2010151082A2
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WO
WIPO (PCT)
Prior art keywords
lever
folding
frame
kickboard
ring
Prior art date
Application number
PCT/KR2010/004155
Other languages
French (fr)
Korean (ko)
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WO2010151082A3 (en
Inventor
김정태
Original Assignee
Kim Jung-Tae
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kim Jung-Tae filed Critical Kim Jung-Tae
Publication of WO2010151082A2 publication Critical patent/WO2010151082A2/en
Publication of WO2010151082A3 publication Critical patent/WO2010151082A3/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00—Collapsible or foldable cycles
    • B62K15/006—Collapsible or foldable cycles the frame being foldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K15/00—Collapsible or foldable cycles
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C17/00—Roller skates; Skate-boards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K17/00—Cycles not otherwise provided for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
    • B62K3/00—Bicycles
    • B62K3/002—Bicycles without a seat, i.e. the rider operating the vehicle in a standing position, e.g. non-motorized scooters; non-motorized scooters with skis or runners

Definitions

  • the present invention relates to a folding device of a tri-circle kickboard, and more particularly, to improve the structure of the folding or unfolding device in the tri-circle kickboard, giving the convenience of use by allowing children or women to easily fold or unfold.
  • a folding device of the tricycle kickboard that can improve the reliability of the product.
  • connection frame is provided with a device for storing the tricycle kickboard by installing a separate folding device or to reduce the volume by folding when moving.
  • the folding device structure of the tricycle kickboard has the following problems. That is, when the tricycle kickboard is folded or unfolded for use, the structure of the folding device is complicated, and thus there is a problem in that the folding or unfolding operation cannot be easily performed.
  • an object of the present invention is to improve the structure of the folding device in the tricycle kickboard as in the prior art so that children or women can easily fold or unfold the operation To provide a tricycle kickboard.
  • Another object of the present invention is to provide a tri-circle kickboard which improves the structure of the folding device of the tricycle kickboard, thereby providing convenience in use and thus improving the reliability of the product.
  • a first embodiment of the present invention for solving the above object a vertical frame is installed on the front wheel on the lower side is mounted on the handle; A joint type operating part mounted between the vertical frame and the front wheel and compressed and stretched by an elastic force to impart a driving force; a pair of connecting links connected to both sides of the operating part; A pair of operating frames connected to and installed in the connection link; A footrest provided at the other side of the operation frame and equipped with a driving wheel at a lower side thereof; And a folding part provided between the pair of connecting links and the operating frame, the folding unit configured to fold the operating frame in the vertical frame direction.
  • the folding portion is formed on the inside of the connecting link and the stop groove is arranged at intervals of 90 ° in the vertical direction and the horizontal direction and the fixed ring formed in the center shaft hole;
  • a rotating ring provided at one end of the operation frame and having a shaft hole formed in a center thereof and having a position fixing groove shared with the shaft hole in a horizontal direction;
  • a lever installed outside the rotating ring;
  • a stopper having one end penetrating through the rotation ring and having springs fitted to both sides of the lever, and the other end being fitted into the stop groove;
  • it provides a folding device of the tri-circle kickboard is provided with a pair of rotating shafts penetrating through the shaft hole of the fixed ring and the rotating ring penetrating the stopper.
  • a first variant for effectively realizing the object of the present invention includes that the scaffold is fixed to the upper side of the operating frame;
  • the drive wheel is effectively one or more directional casters free to rotate.
  • FIG. 1 is a side view of a tricycle kickboard to which the present invention is applied;
  • Figure 2 is an enlarged perspective view showing the main portion of the folding portion to which the present invention is applied
  • FIG. 3 is an exploded perspective view of the folding portion according to the present invention
  • Figure 4 is an exploded perspective view of the folding portion according to the present invention from another angle
  • FIG. 5 is an exploded perspective view of a folding part according to the present invention in plan view
  • Figure 6 (A) (B) (C) is a cross-sectional view showing the operating state of the folding portion according to the present invention
  • FIG. 7 and 8 are a perspective view showing another embodiment of the folding part according to the present invention.
  • FIG. 9 is sectional drawing which shows the operation state of the folding part of FIG.
  • connection link 40 operation frame
  • Figure 1 is a side view of the tricycle kickboard is provided with a folding device according to the invention
  • Figure 2 is a perspective view showing the main portion of the folding device is installed in the tricircle kickboard according to the invention
  • Figure 3 5 is an exploded perspective view showing the main portion of the folding device according to the present invention.
  • the tri-circle kickboard to which the present invention is applied is provided with a vertical frame 10 to which the front wheels 11 are installed on the lower side and the brake 12 and the brake device on which the drawings are omitted.
  • a joint type operation portion 20 that is compressed and stretched by elastic force and torsional movement and imparts drive and propulsion force.
  • connection links 30 are installed on both sides of the operation unit 20, and a pair of operation frames 40 are organically coupled to the connection link 30.
  • the other side of the operation frame 40 is provided with a footrest 50 is mounted to the driving wheel 60 on the lower side, between the pair of link link 30 and the operation frame 40 the operation frame A foldable portion 70 is provided which can fold 40 in the direction of the vertical frame 10.
  • the folding part 70 according to the present invention is formed inside the connecting link 30, and the stop groove 71a is arranged at intervals of 90 ° in the vertical direction and the horizontal direction, and the fixed ring body has the shaft hole 71b formed at the center thereof.
  • a rotating ring 72 provided at one end of the operation frame 40 and having a shaft hole 72b formed at a center thereof and a position fixing groove 72a shared at the inside with the shaft hole formed in a horizontal direction. Is interlocked and provided.
  • the rotating ring 72 is provided with a lever 73 on the outside thereof, and is provided with a stopper 74 penetrating the outside from the inside of the rotating ring 72 and connected to both sides of the lever 73.
  • the stopper 74 has a leg provided at one end thereof and is fixed to the lever 73 by passing through the rotation ring 72, and the other side is formed in a shape corresponding to the stop groove 71a, and thus a stop groove described later. It is fixed by changing the position at 71a.
  • the stopper 74 is installed so that the legs protruding at both sides thereof are elastically supported in a state in which the spring 77 is interposed between the rotation rings 72, but for example, the rotation shaft ( Even if the spring 77 is supported between the 76 and the stopper 74, the object of the present invention can be effectively implemented.
  • the fixed annular 71 and the rotary annular 72 pass through the axial holes 71b and 72b and the stopper 74 respectively formed, and a pair of rotary shafts 75 and 76 are screwed together. Connected.
  • the scaffold 50 may be integrally fixed to the upper side of the operation frame 40, or may be installed to be movable, the drive wheel 60 is a conventional free rotation It is effective to be provided with one or more directional casters.
  • the footrest 50 After boarding the tricycle kickboard according to the present invention grabs the handle 12, the footrest 50 operates in the same manner as the skating operation to the left and right, and the operation is the same as in the prior art and a separate description is omitted.
  • the state as shown in (A) of FIGS. 1,2 and 6 is a state in which the operation frame 40 is unfolded and becomes a state capable of running the tricycle kickboard.
  • the rotating ring 72 provided on the operation frame 40 side is engaged with the fixed ring 71 to be in a state capable of being operated integrally.
  • both side portions provided on one side of the stopper 74 disposed between the rotary ring 72 and the fixed ring 71 are the stops formed inside the fixed ring 71. Both ends thereof protrude outwardly from the rotary ring 72 in a state where the other end thereof is fixed to the groove 71a and fixed to the position fixing groove 72a formed inside the rotary ring 72. 73 is fixedly coupled, the stopper 74 is in a state of maintaining its position in the state of being fitted to the pair of the rotation shaft (75, 76).
  • the stopper 74 is in the vertical direction and is fixed after being located in the stop groove 71a formed in the vertical direction among the stop grooves 71a.
  • the stopper 74 is pulled out of the stop groove 71a by pulling the lever 73 in the same manner as described above, and then the operating frame 40 is moved downward 90.
  • the stopper 74 is in the horizontal direction and is positioned in the stop groove 71a formed in the horizontal direction among the stop grooves 71a, and is then fixed and ready to ride.
  • Figures 7 and 8 is a perspective view showing another embodiment of the folding portion according to the present invention
  • Figure 9 is a cross-sectional view showing the operating state of the folding portion of FIG.
  • the folding unit 70 in the present embodiment is substantially the same as the configuration of the above-described embodiment, the same reference numerals are assigned to the same components, and detailed description thereof will be omitted.
  • FIG. 6A is the initial position of the lever 73 so that the state of FIG. 6C which rotates the lever 73 and pulls it with a predetermined force can be maintained. It has a feature that a fixing bracket 72c to which the lever 73 is fitted is added to one surface of the rotating ring 72.
  • the lever 73 in this embodiment is provided in a semi-circular annular shape so as to be rotatable.
  • the rotating ring 72 is fixedly coupled to the fixing bracket 72c having a stepped protrusion 72ca protruding in a semicircular shape so that the lever 73 can be inserted into a state in which the lever 73 is pulled outward.
  • the fixing bracket 72c is a member that is fixedly coupled to the rotary ring 72 through a plurality of screw members or bonded by welding, as shown in the drawing, and protrudes in a semi-circular tubular shape as a whole.
  • a locking protrusion 72ca having a size corresponding to the ring portion of the lever 73 is formed to protrude from the stepped portion 72cb.
  • the stepped portion 72cb is provided at a height proportional to the protruding length when the lever 73 is pulled, and thus the lever 73 is pulled outward when the lever 73 is fitted to the locking protrusion 72ca. State is maintained.
  • the lever 73 has a fitting groove (73h) is formed on the inner side of the ring portion, the locking groove portion (72ca) of the fixing bracket (72c) is fitted to the fitting groove (73h) on one side ( 72cp) is provided to protrude.
  • the fitting protrusion 72cp may be formed by integrally processing the hooking groove portion 72ca or may be formed by fitting a separate pin member as in the drawing of the present invention.
  • the state of FIG. 9C is achieved.
  • the lever 73 is rotated in the other direction opposite to the initial position.
  • the state of FIG. 9D is achieved. That is, the lever 73 is fitted to the locking groove 72ca of the fixing bracket 72c and is mounted on the stepped portion 72cb, and the stepped portion 72cb is pulled and moved by the lever 73 at this time.
  • the lever 73 fitted to the locking projection 72ca of the fixing bracket 72c remains in a pulled state, and thus the operating frame 40 is rotatable. .
  • the fitting groove 73h formed inside the ring portion of the lever 73 is formed at one side of the locking protrusion 72ca of the fixing bracket 72c.
  • the lever 73 is prevented from being easily peeled off from the locking protrusion 72ca by being fitted with the.

Abstract

The present invention relates to a folding device of a tricycle kickboard. The present invention provides a folding device of a tricycle kickboard which allows children or women to easily fold or spread a kickboard particularly through the improvement of the structure of a folding or spreading device of a tricycle kickboard, and thus provides convenience of use and enhances the reliability of the products.

Description

트라이서클 킥보드의 접이장치Tricycle kickboard folding
본 발명은 트라이서클 킥보드의 접이장치에 관한 것으로, 더욱 상세하게는 트라이서클 킥보드에서 특히 접거나 펼치는 장치의 구조를 개선하여 어린이나 여성들이 쉽게 접거나 펼치는 동작을 할 수 있도록 함으로써 사용상 편리성을 부여함은 물론 제품의 신뢰성을 향상시킬 수 있는 트라이서클 킥보드의 접이장치에 관한 것이다.The present invention relates to a folding device of a tri-circle kickboard, and more particularly, to improve the structure of the folding or unfolding device in the tri-circle kickboard, giving the convenience of use by allowing children or women to easily fold or unfold. Of course, it relates to a folding device of the tricycle kickboard that can improve the reliability of the product.
일반적으로 세 바퀴로 된 탑승물은 이미 여러 가지 형태의 것이 다수 제안되고 있으며, 그 중 본 출원인이 출원하여 등록한 대한민국 특허 등록번호 613014호 트라이서클 킥보드와 대한민국 실용신안등록 405734호 트라이서클 킥보드 그리고 2008년 대한민국 특허출원 제84236호 트라이서클 킥보드가 알려져 있고 이미 제품화 되고 있다.In general, a three-wheeled vehicle has already been proposed in a number of different forms, including Korean Patent Registration No. 613014 Tricircle Kickboard and Korean Utility Model Registration 405734 Tricircle Kickboard, filed and filed by the applicant. Republic of Korea Patent Application No. 84236 Tricircle kickboard is known and already commercialized.
한편, 이와 같은 트라이서클 킥보드의 구성을 살펴보면 핸들, 상기 핸들의 중심에서 연결된 수직 바, 상기 수직바의 하방에 구비된 구동부, 상기 구동부와 상기 수직 바에 유기적으로 설치된 전륜, 상기 구동부의 양측에서 후방으로 연결된 한 쌍의 연결 프레임, 그리고 상기 연결 프레임의 끝단부에 구비된 발판과 후륜으로 구비되어 있다. 물론 상기 연결 프레임에는 별도의 접이 장치를 설치하여 트라이서클 킥보드를 보관하거나 또는 휴대 이동시 접어서 부피를 줄이기 위한 장치도 구비되어 있다.On the other hand, look at the configuration of such a tricycle kickboard handle, a vertical bar connected from the center of the handle, a drive unit provided below the vertical bar, the front wheel organically installed in the drive unit and the vertical bar, both sides of the drive unit to the rear A pair of connecting frames connected to each other, and a footrest and a rear wheel provided at the end of the connecting frame are provided. Of course, the connection frame is provided with a device for storing the tricycle kickboard by installing a separate folding device or to reduce the volume by folding when moving.
한편 상기한 트라이서클 킥보드의 접이 장치 구조에 있어서는 다음과 같은 문제점이 있었다. 즉, 트라이서클 킥보드를 접거나 또는 사용하기 위해 펼칠 때 접이 장치의 구조가 복잡하여 손쉽게 접거나 펼치는 동작을 용이하게 할 수 없는 문제점이 있었다.On the other hand, the folding device structure of the tricycle kickboard has the following problems. That is, when the tricycle kickboard is folded or unfolded for use, the structure of the folding device is complicated, and thus there is a problem in that the folding or unfolding operation cannot be easily performed.
본 발명은 상기와 같은 종래 기술의 문제점을 해결하기 위하여 창출된 것으로서, 본 발명의 목적은 종래 와 같은 트라이서클 킥보드에서 접이 장치의 구조를 개선하여 어린이나 여성들이 쉽게 접거나 펼치는 동작을 할 수 있도록 한 트라이서클 킥보드를 제공하는데 있다.The present invention has been created to solve the problems of the prior art as described above, an object of the present invention is to improve the structure of the folding device in the tricycle kickboard as in the prior art so that children or women can easily fold or unfold the operation To provide a tricycle kickboard.
본 발명의 다른 목적은, 트라이서클 킥보드의 접이 장치의 구조를 개선하여 사용상 편리성을 부여하고 그에 따라 제품의 신뢰성을 향상시키는 트라이 서클 킥보드를 제공하는데 있다.Another object of the present invention is to provide a tri-circle kickboard which improves the structure of the folding device of the tricycle kickboard, thereby providing convenience in use and thus improving the reliability of the product.
상기의 목적을 해결하기 위한 본 발명의 제1 실시 예는, 하측에 전륜이 설치되며 상측에 핸들이 장착되는 수직프레임; 상기 수직 프레임과 상기 전륜의 사이에 장착되며 탄성력에 의해 압축 신장되며 구동력을 부여하는 관절 타입의 작동부;상기 작동부의 양 측에 연결 설치되는 한 쌍의 연결 링크; 상기 연결 링크에 연결 설치되는 한 쌍의 작동 프레임; 상기 작동 프레임의 타측에 구비되며 하측에 구동 바퀴가 장착된 발판; 및 상기 한 쌍의 연결 링크와 상기 작동 프레임의 사이에 설치되며 상기 작동 프레임을 상기 수직 프레임 방향으로 접을 수 있는 접이부를 포함하며; 상기 접이부는 상기 연결 링크의 내측에 형성되며 수직 방향과 수평 방향으로 90°간격으로 멈춤 홈이 배열되며 중앙에 축공이 형성된 고정 환체; 상기 작동 프레임의 일단부에 구비되며 중앙에 축공이 형성되고 내측에상기 축공과 공유하는 위치 고정홈이 수평 방향으로 형성되는 회전 환체; 상기 회전 환체의 외측에 설치되는 레버; 일단부는 상기 회전 환체를 관통하며 상기 레버의 양측에 스프링이 끼워지고 타측은 상기 멈춤 홈에 끼워지는 스토퍼; 및 상기 고정 환체와 상기 회전 환체의 축공을 통하여 관통하며 상기 스토퍼를 관통하는 한 쌍의 회전 축으로 구비된 트라이서클 킥보드의 접이장치를 제공한다.A first embodiment of the present invention for solving the above object, a vertical frame is installed on the front wheel on the lower side is mounted on the handle; A joint type operating part mounted between the vertical frame and the front wheel and compressed and stretched by an elastic force to impart a driving force; a pair of connecting links connected to both sides of the operating part; A pair of operating frames connected to and installed in the connection link; A footrest provided at the other side of the operation frame and equipped with a driving wheel at a lower side thereof; And a folding part provided between the pair of connecting links and the operating frame, the folding unit configured to fold the operating frame in the vertical frame direction. The folding portion is formed on the inside of the connecting link and the stop groove is arranged at intervals of 90 ° in the vertical direction and the horizontal direction and the fixed ring formed in the center shaft hole; A rotating ring provided at one end of the operation frame and having a shaft hole formed in a center thereof and having a position fixing groove shared with the shaft hole in a horizontal direction; A lever installed outside the rotating ring; A stopper having one end penetrating through the rotation ring and having springs fitted to both sides of the lever, and the other end being fitted into the stop groove; And it provides a folding device of the tri-circle kickboard is provided with a pair of rotating shafts penetrating through the shaft hole of the fixed ring and the rotating ring penetrating the stopper.
본 발명의 목적을 효과적으로 구현하기 위한 제1 변형 예는, 상기 발판은 상기 작동 프레임의 상측에 고정된 것을 포함하며; 상기 구동 바퀴는 회전이 자유로운 한 개 이상의 방향성 캐스터인 것이 효과적이다.A first variant for effectively realizing the object of the present invention includes that the scaffold is fixed to the upper side of the operating frame; The drive wheel is effectively one or more directional casters free to rotate.
상기한 바와 같이 이루어진 본 발명에 따른 트라이서클 킥보드의 접이장치에 의하면 다음과 같은 효과를 얻을 수 있다.According to the folding device of the tri-circle kickboard according to the present invention made as described above can obtain the following effects.
첫째, 트라이서클 킥보드의 접이 장치 구조를 개선하여 어린이나 여성들이 쉽게 접거나 펼치는 동작을 할 수 있도록 함으로써 사용상 편리성을 부여하는 효과가 있다.First, by improving the folding device structure of the tri-circle kickboard, children or women can be easily folded or unfolded, thereby providing convenience in use.
둘째, 트라이서클 킥보드의 접이 장치의 구조를 개선하여 사용상 편리성을 부여함은 물론 그에 따라 제품의 신뢰성을 향상시키고 또 타 제품과의 경쟁력에서도 신장시킬 수 있는 효과가 있다.Secondly, by improving the structure of the folding device of the tri-circle kickboard, it is not only convenient in use, but also improves the reliability of the product and has the effect of extending the competitiveness with other products.
본 발명의 특징 및 이점들은 첨부도면에 의거한 다음의 상세한 설명으로 더욱 명백해질 것이다. 이에 앞서 본 명세서 및 청구범위에 사용된 용어나 단어는 통상적이고 사전적인 의미로 해석되어서는 아니되며, 발명자가 그 자신의 발명을 가장 최선의 방법으로 설명하기 위해 용어의 개념을 적절하게 정의할 수 있다는 원칙에 입각하여 본 발명의 기술적 사상에 부합되는 의미와 개념으로 해석되어야만 한다.The features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, the terms or words used in this specification and claims are not to be interpreted in a conventional and dictionary sense, and the inventors may appropriately define the concept of terms in order to best describe their own invention. It should be interpreted as meaning and concept corresponding to the technical idea of the present invention based on the principle that the present invention.
도 1은 본 발명이 적용된 트라이서클 킥보드의 측면도1 is a side view of a tricycle kickboard to which the present invention is applied;
도 2는 본 발명이 적용된 접이부의 요부를 보인 확대 사시도Figure 2 is an enlarged perspective view showing the main portion of the folding portion to which the present invention is applied
도 3은 본 발명에 따른 접이부의 분해 사시도Figure 3 is an exploded perspective view of the folding portion according to the present invention
도 4는 본 발명에 따른 접이부를 다른 각도에서 본 분해 사시도Figure 4 is an exploded perspective view of the folding portion according to the present invention from another angle
도 5는 본 발명에 따른 접이부를 평면에서 본 분해 사시도5 is an exploded perspective view of a folding part according to the present invention in plan view
도 6의 (A)(B)(C)는 본 발명에 따른 접이부의 동작 상태를 보인 단면도Figure 6 (A) (B) (C) is a cross-sectional view showing the operating state of the folding portion according to the present invention
도 7 및 도 8은 본 발명에 따른 접이부의 다른 실시예를 나타낸 사시도7 and 8 are a perspective view showing another embodiment of the folding part according to the present invention
도 9의 (A)(B)(C)(D)는 도 7의 접이부의 동작 상태를 나타낸 단면도(A) (B) (C) (D) of FIG. 9 is sectional drawing which shows the operation state of the folding part of FIG.
*도면의 주요부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *
10 : 수직 프레임 20 : 작동부10: vertical frame 20: operating part
30 : 연결 링크 40 : 작동 프레임30: connection link 40: operation frame
50 : 발판 60 : 구동 바퀴50: scaffold 60: driving wheels
70 : 접이부 71 : 고정 환체70: folding portion 71: fixed ring
71a : 멈춤 홈 71b,72b : 축공71a: Stop groove 71b, 72b: Shaft hole
72 : 회전 환체 73 : 레버72: rotation ring 73: lever
74 : 스토퍼 75,76 : 회전축74: stopper 75,76: axis of rotation
77 : 스프링77: spring
이하에서는 첨부된 도면을 참고로 하여 본 발명의 바람직한 실시예들을 보다 상세히 설명하기로 한다.Hereinafter, with reference to the accompanying drawings will be described in detail preferred embodiments of the present invention.
도 1에는 본 발명에 따른 접이장치가 구비된 트라이서클 킥보드의 측면도가 도시되어 있고, 도 2에는 본 발명에 따른 트라이서클 킥보드에서 접이 장치가 설치된 부분의 요부를 보인 사시도가 도시되어 있으며, 도 3 내지 도5에는 본 발명에 따른 접이 장치의 요부를 보인 분해 사시도가 도시되어 있다.Figure 1 is a side view of the tricycle kickboard is provided with a folding device according to the invention, Figure 2 is a perspective view showing the main portion of the folding device is installed in the tricircle kickboard according to the invention, Figure 3 5 is an exploded perspective view showing the main portion of the folding device according to the present invention.
이에 도시된 바와 같이, 본 발명이 적용되는 트라이서클 킥보드는 하측에 전륜(11)이 설치되며 상측에 핸들(12)과 도면 표현을 생략한 브레이크 장치 장착되는 수직 프레임(10)이 구비된다.As shown in this, the tri-circle kickboard to which the present invention is applied is provided with a vertical frame 10 to which the front wheels 11 are installed on the lower side and the brake 12 and the brake device on which the drawings are omitted.
상기 수직 프레임(10)과 상기 전륜(11)의 사이에는 탄성력과 비틀림 운동에 의해 압축 및 신장되며 구동력과 추진력을 부여하는 관절 타입의 작동부(20)가 구비된다.Between the vertical frame 10 and the front wheel 11 is provided with a joint type operation portion 20 that is compressed and stretched by elastic force and torsional movement and imparts drive and propulsion force.
상기 작동부(20)의 양 측에는 한 쌍의 연결 링크(30)가 설치되며, 상기 연결 링크(30)에는 한 쌍의 작동 프레임(40)이 유기적으로 결합된다.A pair of connection links 30 are installed on both sides of the operation unit 20, and a pair of operation frames 40 are organically coupled to the connection link 30.
상기 작동 프레임(40)의 타측에는 하측에 구동 바퀴(60)가 장착되는 발판(50)이 구비되며, 상기 한 쌍의 연결링크(30)와 상기 작동 프레임(40)의 사이에 는 상기 작동 프레임(40)을 상기 수직 프레임(10)의 방향으로 접을 수 있는 접이부(70)가 설치되는데 이들 구성요소는 종래의 기술에서 상술했던 바와 같이 본 출원인이 선 등록중이거나 선 출원중인 트라이서클 킥보드의 구성과 크게 다를바 없다.The other side of the operation frame 40 is provided with a footrest 50 is mounted to the driving wheel 60 on the lower side, between the pair of link link 30 and the operation frame 40 the operation frame A foldable portion 70 is provided which can fold 40 in the direction of the vertical frame 10. These components are provided in the pre-registered or pre-pending tricircle kickboard as described above in the prior art. It is not much different from the configuration.
여기서 본 발명에 따른 접이부(70)는 상기 연결 링크(30)의 내측에 형성되며 수직 방향과 수평 방향으로 90°간격으로 멈춤 홈(71a)이 배열되며 중앙에 축공(71b)이 형성된 고정 환체(71)와, 상기 작동 프레임(40)의 일단부에 구비되며 중앙에 축공(72b)이 형성되고 내측에 상기 축공과 공유하는 위치 고정홈(72a)이 수평 방향으로 형성되는 회전 환체(72)가 맞물리며 구비된다는 점이다.Here, the folding part 70 according to the present invention is formed inside the connecting link 30, and the stop groove 71a is arranged at intervals of 90 ° in the vertical direction and the horizontal direction, and the fixed ring body has the shaft hole 71b formed at the center thereof. A rotating ring 72 provided at one end of the operation frame 40 and having a shaft hole 72b formed at a center thereof and a position fixing groove 72a shared at the inside with the shaft hole formed in a horizontal direction. Is interlocked and provided.
상기 회전 환체(72)는 그 외측에 레버(73)가 구비되고, 상기 회전 환체(72)의 내측에서 외측을 관통하며 상기 레버(73)의 양측과 연결되는 스토퍼(74)가 구비된다.The rotating ring 72 is provided with a lever 73 on the outside thereof, and is provided with a stopper 74 penetrating the outside from the inside of the rotating ring 72 and connected to both sides of the lever 73.
상기 스토퍼(74)는 그 일단부에 구비된 다리가 상기 회전 환체(72)를 관통하여 상기 레버(73)에 고정되며 타측은 상기 멈춤 홈(71a)과 상응하는 형상으로 형성되어 후술하는 멈춤 홈(71a)에 위치를 바꿔가며 고정된다.The stopper 74 has a leg provided at one end thereof and is fixed to the lever 73 by passing through the rotation ring 72, and the other side is formed in a shape corresponding to the stop groove 71a, and thus a stop groove described later. It is fixed by changing the position at 71a.
이를 위해서는 상기 스토퍼(74)는 그 양측에 돌출된 다리가 상기 회전 환체(72)의 사이에 스프링(77)이 개재된 상태에서 탄성을 갖고 지지되도록 설치되는 것이 효과적이지만, 예를 들어 상기 회전축(76)과 상기 스토퍼(74)의 사이에 스프링(77)이 지지되어도 본 발명의 목적을 효과적으로 구현할 수 있다.To this end, it is effective that the stopper 74 is installed so that the legs protruding at both sides thereof are elastically supported in a state in which the spring 77 is interposed between the rotation rings 72, but for example, the rotation shaft ( Even if the spring 77 is supported between the 76 and the stopper 74, the object of the present invention can be effectively implemented.
또 상기 고정 환체(71)와 상기 회전 환체(72)는 각각 형성된 축공(71b)(72b) 그리고 상기 스토퍼(74)를 관통하며 한 쌍의 회전 축(75)(76)이 나사 결합되며 일체로 연결된다.In addition, the fixed annular 71 and the rotary annular 72 pass through the axial holes 71b and 72b and the stopper 74 respectively formed, and a pair of rotary shafts 75 and 76 are screwed together. Connected.
본 발명의 다른 특징부 중 하나는, 상기 발판(50)은 상기 작동 프레임(40)의 상측에 일체로 고정되거나, 유동 가능하도록 설치될 수도 있고, 상기 구동 바퀴(60)는 회전이 자유로운 통상적인 한 개 이상의 방향성 캐스터로 구비되는 것이 효과적이다.One of the other features of the present invention, the scaffold 50 may be integrally fixed to the upper side of the operation frame 40, or may be installed to be movable, the drive wheel 60 is a conventional free rotation It is effective to be provided with one or more directional casters.
상기와 같이 구성된 본 발명의 동작에 대해 설명한다.The operation of the present invention configured as described above will be described.
본 발명에 따른 트라이서클 킥보드에 탑승 후 핸들(12)을 잡고 발판(50)을 좌우로 스케이팅 동작과 같이 동작하며 주행시키는 동작은 종래와 동일하므로 별도의 설명은 생략한다.After boarding the tricycle kickboard according to the present invention grabs the handle 12, the footrest 50 operates in the same manner as the skating operation to the left and right, and the operation is the same as in the prior art and a separate description is omitted.
다만, 본 발명에 따른 트라이서클 킥보드의 접거나 펼침 동작에 대해 설명하면 다음과 같다.However, the folding or unfolding operation of the tricycle kickboard according to the present invention will be described as follows.
즉, 도 1,2 그리고 도 6의 (A)와 같은 상태는 작동 프레임(40)이 펼쳐진 상태로서 트라이서클 킥보드의 주행 가능한 상태가 된다.That is, the state as shown in (A) of FIGS. 1,2 and 6 is a state in which the operation frame 40 is unfolded and becomes a state capable of running the tricycle kickboard.
구체적으로는 상기 작동 프레임(40)측에 구비된 상기 회전 환체(72)는 상기 고정 환체(71)에 맞물려 일체로 동작 가능한 상태가 된다.Specifically, the rotating ring 72 provided on the operation frame 40 side is engaged with the fixed ring 71 to be in a state capable of being operated integrally.
좀 더 구체적으로는 상기 회전 환체(72)와 상기 고정 환체(71)의 사이에 게재된 상기 스토퍼(74)의 일 측에 구비된 양 측 부분은 상기 고정 환체(71)의 내측에 형성된 상기 멈춤 홈(71a)에 끼워져 고정되고 그 타측은 상기 회전 환체(72)의 내측에 형성된 상기 위치 고정홈(72a)에 고정된 상태에서 그 양단부는 상기 회전 환체(72)의 외측으로 돌출되어 상기 레버(73)에 고정 결합되고, 상기 스토퍼(74)는 한 쌍의 상기 회전축(75)(76)에 끼워진 상태에서 그 위치를 유지하고 있는 상태가 된다.More specifically, both side portions provided on one side of the stopper 74 disposed between the rotary ring 72 and the fixed ring 71 are the stops formed inside the fixed ring 71. Both ends thereof protrude outwardly from the rotary ring 72 in a state where the other end thereof is fixed to the groove 71a and fixed to the position fixing groove 72a formed inside the rotary ring 72. 73 is fixedly coupled, the stopper 74 is in a state of maintaining its position in the state of being fitted to the pair of the rotation shaft (75, 76).
상기와 같은 상태에서 예를 들어 트라이서클 킥보드를 휴대 또는 보관하기 위해 접을 경우에는 도 6의 (B)와 같이 상기 레버(73)를 잡아당기면 그 레버(73)에결합된 상기 스토퍼(74)를 잡아당기며 상기 멈춤 홈(71a)으로부터 스토퍼(74)가 이탈되며 상기 작동 프레임(40)이 회전 가능한 상태가 된다.In the above state, when the tricycle kickboard is folded for carrying or storing, for example, as shown in FIG. 6B, when the lever 73 is pulled out, the stopper 74 coupled to the lever 73 is removed. The stopper 74 is separated from the stop groove 71a by pulling and the rotatable operation frame 40 is rotatable.
따라서 상기 작동 프레임(40)을 위로 90°회전시키게 되면 상기 스토퍼(74)는 수직 방향으로 되며 상기 멈춤 홈(71a) 중 수직 방향으로 형성된 멈춤 홈(71a)에 위치된 후 고정된다.Therefore, when the operation frame 40 is rotated 90 degrees upward, the stopper 74 is in the vertical direction and is fixed after being located in the stop groove 71a formed in the vertical direction among the stop grooves 71a.
물론, 상기와 같은 상태에서 다시 펼쳐 사용할 경우에는 상기와 마찬가지로 상기 레버(73)를 잡아당겨 상기 스토퍼(74)를 상기 멈춤 홈(71a)으로부터 이탈시킨 후 상기 작동 프레임(40)을 아래 방향으로 90°회전시키게 되면 상기 스토퍼(74)는 수평 방향으로 되며 상기 멈춤 홈(71a) 중 수평 방향으로 형성된 멈춤 홈(71a)에 위치된 후 고정되어 탑승 가능한 상태가 된다.Of course, in case of unfolding in the above-described state, the stopper 74 is pulled out of the stop groove 71a by pulling the lever 73 in the same manner as described above, and then the operating frame 40 is moved downward 90. When it is rotated, the stopper 74 is in the horizontal direction and is positioned in the stop groove 71a formed in the horizontal direction among the stop grooves 71a, and is then fixed and ready to ride.
물론 이와 같은 동작은 상기 스토퍼(74)와 상기 회전 환체(72)의 사이에 게재된 스프링(77)에 의해 가능하게 된다.Of course, such an operation is made possible by the spring 77 placed between the stopper 74 and the rotary ring 72.
이상에서 상세히 설명한 바와 같은 본 발명은 해당 분야에 속하는 기술분야의 당업자들이 본 발명의 그 기술적 사상이나 필수적 특징을 변경하지 않고서 다른 구체적인 형태로 실시될 수 있다는 것을 이해할 수 있을 것이다.As described in detail above, the present invention can be understood by those skilled in the art that the present invention can be implemented in other specific forms without changing the technical spirit or essential features of the present invention.
한편, 도 7 및 도 8은 본 발명에 따른 접이부의 다른 실시예를 나타낸 사시도이고, 도 9는 도 7의 접이부의 동작 상태를 나타낸 단면도이다.On the other hand, Figures 7 and 8 is a perspective view showing another embodiment of the folding portion according to the present invention, Figure 9 is a cross-sectional view showing the operating state of the folding portion of FIG.
이에 나타내 보인 바와 같이, 본 실시예에서의 접이부(70)는 앞서 설명한 일 실시예의 구성과 대동소이하므로, 동일한 구성에 대해서는 동일한 부호를 부여하고 상세한 설명은 생략하기로 한다.As shown in this figure, since the folding unit 70 in the present embodiment is substantially the same as the configuration of the above-described embodiment, the same reference numerals are assigned to the same components, and detailed description thereof will be omitted.
본 실시예는 상기 레버(73)를 회동시키고 이를 소정의 힘으로 잡아당긴 도 6의 (C) 상태가 유지될 수 있도록, 상기 레버(73)의 초기 위치인 도 6의 (A)에 반대되는 회전 환체(72)의 일면에 상기 레버(73)가 끼움되는 고정 브라켓트(72c)를 부가한 특징을 갖는다.This embodiment is opposite to FIG. 6A which is the initial position of the lever 73 so that the state of FIG. 6C which rotates the lever 73 and pulls it with a predetermined force can be maintained. It has a feature that a fixing bracket 72c to which the lever 73 is fitted is added to one surface of the rotating ring 72.
본 실시예에서의 상기 레버(73)는 도면에 나타내 보인 바와 같이 반원형 고리 형상으로 구비되어 회동 가능하게 구비된다.As shown in the figure, the lever 73 in this embodiment is provided in a semi-circular annular shape so as to be rotatable.
그리고, 상기 회전 환체(72)는 일측에 상기 레버(73)가 외측으로 당겨진 상태에서 끼움 삽입될 수 있게 반원형으로 돌출되는 걸림돌출부(72ca)가 단차 형성된 고정 브라켓트(72c)가 결합 고정된다.In addition, the rotating ring 72 is fixedly coupled to the fixing bracket 72c having a stepped protrusion 72ca protruding in a semicircular shape so that the lever 73 can be inserted into a state in which the lever 73 is pulled outward.
즉, 상기 고정 브라켓트(72c)는 도면에 나타내 보인 바와 같이 다수의 나사부재를 통해 상기 회전 환체(72)에 결합 고정되거나 또는 용접으로 접합 고정되는 부재로서, 전체적으로 반원형의 관 형상으로 돌출되며, 상기 레버(73)의 고리 부분이 끼움 결합될 수 있게 이에 대응되는 크기의 걸림돌출부(72ca)가 단차부(72cb)를 두고 돌출 형성된다. 여기서, 상기 단차부(72cb)는 상기 레버(73)를 잡아 당겼을 때의 돌출된 길이에 비례하는 높이로 구비됨에 따라 상기 레버(73)가 걸림돌출부(72ca)에 끼워진 상태에서는 외측으로 잡아 당겨진 상태를 유지하게 된다.That is, the fixing bracket 72c is a member that is fixedly coupled to the rotary ring 72 through a plurality of screw members or bonded by welding, as shown in the drawing, and protrudes in a semi-circular tubular shape as a whole. A locking protrusion 72ca having a size corresponding to the ring portion of the lever 73 is formed to protrude from the stepped portion 72cb. Here, the stepped portion 72cb is provided at a height proportional to the protruding length when the lever 73 is pulled, and thus the lever 73 is pulled outward when the lever 73 is fitted to the locking protrusion 72ca. State is maintained.
한편, 상기 레버(73)는 고리 부분의 내측에 끼움홈(73h)이 형성되고, 상기 고정 브라켓트(72c)의 걸림홈부(72ca)는 일측부에 상기 끼움홈(73h)에 끼움되는 끼움돌기(72cp)가 돌출 구비된다. 이때의 상기 끼움돌기(72cp)는 상기 걸림홈부(72ca)에 일체로 가공하여 형성시키거나 또는 본 발명의 도면에서와 같이 별도의 핀 부재를 끼움결합시키는 구성을 통해 형성 가능할 것이다.On the other hand, the lever 73 has a fitting groove (73h) is formed on the inner side of the ring portion, the locking groove portion (72ca) of the fixing bracket (72c) is fitted to the fitting groove (73h) on one side ( 72cp) is provided to protrude. At this time, the fitting protrusion 72cp may be formed by integrally processing the hooking groove portion 72ca or may be formed by fitting a separate pin member as in the drawing of the present invention.
이와 같은 구성의 접이부를 구성하는 레버(73)의 조작 동작을 도 9를 참조하여 설명하면 다음과 같다.The operation of the lever 73 constituting the folding portion having such a configuration will be described with reference to FIG. 9 as follows.
먼저, 도 9의 (A) 상태에서 레버(73)를 직각으로 회동시키면 도 9의 (B)와 같은 상태를 이루게 된다. First, when the lever 73 is rotated at a right angle in the state of FIG. 9A, a state as shown in FIG. 9B is achieved.
이어서, 도 9의 (B) 상태에서 상기 레버(73)를 소정의 힘으로 잡아당기면 도 9의 (C) 상태를 이루며, 이러한 상태에서 상기 레버(73)를 최초 위치와 반대되는 타측 방향으로 회동시키면 도 9의 (D) 상태를 이루게 된다. 즉, 상기 레버(73)는 고정 브라켓트(72c)의 걸림홈부(72ca)에 끼움되면서 단차부(72cb)에 얹혀진 상태를 이루며, 이때의 단차부(72cb)는 상기 레버(73)가 잡아 당겨져 이동한 거리에 비례하는 높이로 구비됨에 따라 결과적으로 상기 고정 브라켓트(72c)의 걸림돌출부(72ca)에 끼움된 레버(73)는 잡아 당겨진 상태를 유지하므로 상기 작동 프레임(40)이 회전 가능한 상태가 된다. Subsequently, when the lever 73 is pulled with a predetermined force in the state of FIG. 9B, the state of FIG. 9C is achieved. In this state, the lever 73 is rotated in the other direction opposite to the initial position. In this case, the state of FIG. 9D is achieved. That is, the lever 73 is fitted to the locking groove 72ca of the fixing bracket 72c and is mounted on the stepped portion 72cb, and the stepped portion 72cb is pulled and moved by the lever 73 at this time. As a result of being provided with a height proportional to one distance, as a result, the lever 73 fitted to the locking projection 72ca of the fixing bracket 72c remains in a pulled state, and thus the operating frame 40 is rotatable. .
한편, 상기 도 9의 (D)와 같은 상태에서는 상기 레버(73)의 고리 부분 내측에 형성된 끼움홈(73h)이 상기 고정 브라켓트(72c)의 걸림돌출부(72ca) 일측에 형성된 끼움돌기(72cp)와 끼움 결합되는 것에 의해 상기 걸림돌출부(72ca)로부터 상기 레버(73)가 쉽게 벗겨지는 것이 방지된다.Meanwhile, in the state as shown in FIG. 9D, the fitting groove 73h formed inside the ring portion of the lever 73 is formed at one side of the locking protrusion 72ca of the fixing bracket 72c. The lever 73 is prevented from being easily peeled off from the locking protrusion 72ca by being fitted with the.
그러므로 이상에서 기술한 실시 예들은 모든 면에서 예시적인 것이며 한정적인 것이 아닌 것으로서 이해되어야 하고, 본 발명의 범위는 상기 상세한 설명보다는 후술하는 특허청구범위에 의하여 나타내어지며, 특허청구범위의 의미 및 범위 그리고 그 등가 개념으로부터 도출되는 모든 변경 또는 변형된 형태가 본 발명의 범위에 포함되는 것으로 해석되어야 한다.Therefore, the exemplary embodiments described above are to be understood as illustrative and not restrictive in all respects, and the scope of the present invention is indicated by the following claims rather than the detailed description, and the meaning and scope of the claims and All changes or modifications derived from the equivalent concept should be interpreted as being included in the scope of the present invention.

Claims (4)

  1. 하측에 전륜이 설치되며 상측에 핸들이 장착되는 수직 프레임;A vertical frame in which a front wheel is installed at a lower side and a handle is mounted at an upper side;
    상기 수직 프레임과 상기 전륜의 사이에 장착되며 탄성력에 의해 압축 신장되며 구동력을 부여하는 관절 타입의 작동부;A joint type operating part mounted between the vertical frame and the front wheel and compressed and extended by an elastic force to impart a driving force;
    상기 작동부의 양 측에 연결 설치되는 한 쌍의 연결 링크;A pair of connection links connected to both sides of the operation unit;
    상기 연결 링크에 연결 설치되는 한 쌍의 작동 프레임;A pair of operating frames connected to and installed in the connection link;
    상기 작동 프레임의 타측에 구비되며 하측에 구동 바퀴가 장착된 발판; 및 상기 한 쌍의 연결 링크와 상기 작동 프레임의 사이에 설치되며 상기 작동 프레임을 상기 수직 프레임 방향으로 접을 수 있는 접이부를 포함하며;A footrest provided at the other side of the operation frame and equipped with a driving wheel at a lower side thereof; And a folding part provided between the pair of connecting links and the operating frame, the folding unit configured to fold the operating frame in the vertical frame direction.
    상기 접이부는 상기 연결 링크의 내측에 형성되며 수직 방향과 수평 방향으로 90°간격으로 멈춤 홈이 배열되며 중앙에 축공이 형성된 고정 환체;The folding portion is formed on the inside of the connecting link and the stop groove is arranged at intervals of 90 ° in the vertical direction and the horizontal direction and the fixed ring formed in the center shaft hole;
    상기 작동 프레임의 일단부에 구비되며 중앙에 축공이 형성되고 내측에상기 축공과 공유하는 위치 고정홈이 수평 방향으로 형성되는 회전 환체;A rotating ring provided at one end of the operation frame and having a shaft hole formed in a center thereof and having a position fixing groove shared with the shaft hole in a horizontal direction;
    상기 회전 환체의 외측에 설치되는 레버;A lever installed outside the rotating ring;
    일단부는 상기 회전 환체를 관통하며 상기 레버의 양측에 스프링이 끼워지고 타측은 상기 멈춤 홈에 끼워지는 스토퍼; 및A stopper having one end penetrating through the rotation ring and having springs fitted to both sides of the lever, and the other end being fitted into the stop groove; And
    상기 고정 환체와 상기 회전 환체의 축공을 통하여 관통하며 상기 스토퍼를 관통하는 한 쌍의 회전 축으로 구비된 트라이서클 킥보드의 접이장치.Folding device of the tri-circle kickboard provided with a pair of rotating shafts penetrating through the shaft hole of the fixed ring and the rotating ring penetrating the stopper.
  2. 제 1항에 있어서, 상기 발판은 상기 작동 프레임의 상측에 고정된 것을 포함하며; 상기 구동 바퀴는 회전이 자유로운 한 개 이상의 방향성 캐스터인 것을 더 포함하는 트라이서클 킥보드의 접이장치.2. The platform according to claim 1, wherein the scaffold includes a fixed one on an upper side of the operating frame; And the drive wheel further comprises one or more directional casters free to rotate.
  3. 제 1항에 있어서, 상기 레버는 반원형 고리 형상으로 회동 가능하게 구비되고, 상기 회전 판체는 일측에 상기 레버가 당겨진 상태에서 회동하여 끼움 삽입되게 반원형으로 돌출되는 걸림돌출부가 단차 형성된 고정 브라켓트가 결합되는 것을 특징으로 하는 트라이서클 킥보드의 접이장치.According to claim 1, wherein the lever is provided with a semi-circular annular rotatable, the rotating plate body is coupled to the fixing bracket formed stepped protrusion projection protruding in a semi-circular shape to be inserted by rotating in a state in which the lever is pulled Folding device of tricycle kickboard, characterized in that.
  4. 제 4항에 있어서, 상기 레버는 고리 부분의 내측에 끼움홈이 형성되고, 상기 고정 브라켓트의 걸림돌출부는 일측부에 상기 끼움홈에 끼움되는 끼움돌기가 구비된 것을 특징으로 하는 트라이서클 킥보드의 접이장치.According to claim 4, The lever is a fitting groove is formed on the inner side of the hook portion, the locking projection of the fixing bracket is folded of the tri-circle kickboard, characterized in that the fitting projection is fitted to the fitting groove on one side. Device.
PCT/KR2010/004155 2009-06-26 2010-06-25 Folding device of tricycle kickboard WO2010151082A2 (en)

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KR10-2009-0057442 2009-06-26
KR1020090057442A KR100928688B1 (en) 2009-06-26 2009-06-26 Fold apparatus of tricycle kick board

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EP3202652A1 (en) * 2016-02-03 2017-08-09 Huimin Zhu Scooter for kids
CN113697020A (en) * 2021-10-18 2021-11-26 浙江中坚科技股份有限公司 Folding locking mechanical system and scooter

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CN113697020A (en) * 2021-10-18 2021-11-26 浙江中坚科技股份有限公司 Folding locking mechanical system and scooter

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