WO2010054500A1 - 折叠式脚踏车 - Google Patents

折叠式脚踏车 Download PDF

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Publication number
WO2010054500A1
WO2010054500A1 PCT/CN2008/001869 CN2008001869W WO2010054500A1 WO 2010054500 A1 WO2010054500 A1 WO 2010054500A1 CN 2008001869 W CN2008001869 W CN 2008001869W WO 2010054500 A1 WO2010054500 A1 WO 2010054500A1
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WO
WIPO (PCT)
Prior art keywords
tube
end portion
group
steering
tube group
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
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PCT/CN2008/001869
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English (en)
French (fr)
Inventor
陈仪晃
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Individual
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Individual
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Priority to PCT/CN2008/001869 priority Critical patent/WO2010054500A1/zh
Publication of WO2010054500A1 publication Critical patent/WO2010054500A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • B62K15/008—Collapsible or foldable cycles the frame being foldable foldable about 2 or more axes

Definitions

  • the present invention relates to a bicycle, and more particularly to a folding bicycle that can be folded for easy carrying. Background technique
  • Bicycles are a widely used means of transportation and leisure, often used for commuting between short distances, such as commuting people using bicycles to and from the place of departure and mass transit, and between mass transit and destination.
  • the folding bicycle can be shortened by the fold to shorten the length of the frame, so that it can be carried, transported and stored, and is increasingly popular with the public.
  • the folding bicycle needs to be disassembled and assembled for a plurality of different parts, whether it is folded for storage or unfolded for riding, and even a tool such as a screwdriver is required.
  • the appearance of the folding bicycle can be changed.
  • it is necessary to carry an additional assembly tool, which is inconvenient for operation and use. Disclosure of invention
  • the main object of the present invention is to provide a folding bicycle, by which the prior art folding bicycle needs to be disassembled in a plurality of parts to change its appearance. Disadvantages.
  • the technical means utilized by the present invention is to include a folding bicycle comprising:
  • a frame comprising a steering tube set, a lower tube set, a tube set and an upper tube set pivotally connected to each other, the lower tube set comprising a lower front tube and a lower rear tube pivoted to each other
  • the front end of the lower front tube is pivotally disposed at the lower end of the steering tube group, and the seat tube group is pivotally disposed on the lower rear tube of the lower tube group.
  • the upper tube group includes an upper front tube and an upper rear tube, and the front end of the upper front tube is provided At the upper end of the steering tube set, the rear end is pivotally connected to the lower rear tube of the lower tube group, the rear end of the upper rear tube is pivotally disposed on the seat tube group, and the front end is detachable from the rear end of the upper front tube. Ways to connect to each other;
  • the folding bicycle of the present invention can fold the pipe fittings of the upper pipe and the upper rear pipe, so that the pipe fittings can be folded for storage, and the vehicle can be used before use.
  • the pipe fittings of the frame are unfolded, and then the upper front pipe and the upper rear pipe of the upper pipe group are connected to each other, thereby being solid
  • the relative position between the tubes is set in a rideable state, which eliminates the need for additional assembly tools and makes it easier to ride on the body. It is a practical folding bicycle. 'The barrel of the drawing should be explained
  • Figure 1 is a side elevational view of the present invention in an unfolded state.
  • FIG. 2 is a side view of the present invention in which the upper front tube and the upper rear tube of the upper tube set are separated from each other.
  • Figure 3 is a side view of the present invention in which the frame is in a stacked state.
  • Figure 4 is a side elevational view of the present invention in a collapsed state.
  • Figure 5 is a schematic view of the present invention housed in a box.
  • Figure 6 is an enlarged view of a portion of the components of the steering tube set of the present invention.
  • Figure 7 is an enlarged view of a portion of the assembly of the fastening base of the present invention.
  • Figure 8 is an enlarged view of a portion of the assembly of the seat tube set of the present invention.
  • the folding bicycle of the present invention includes a frame 1, a front wheel 50, a rear wheel set 60, a seat cushion 70 and a grip 80, wherein:
  • the frame 1 includes a steering tube set 10, a lower tube set 20, a tube set 30 and an upper tube set 40.
  • the steering tube set 10 includes a lower tube body 11 which is sleeved with each other.
  • an upper tubular body ⁇ and a quick-release device I 3 the outer side of the lower tubular body 11 is further sleeved with a sleeve 14 , and the outer side of the sleeve 14 has two opposite and spaced upper portions respectively adjacent to the upper and lower ends thereof
  • the pivoting piece 141 ′ and the lower pivoting piece 142 are fixed to the lower end of the lower tubular body 11
  • the upper tubular body I 2 is telescopically inserted from the upper end of the lower tubular body 11 .
  • the quick release device 13 is disposed on the outer side of the lower tubular body 11 near the upper end portion, and the lower tubular body 11 and the upper tubular body 12 are urged to each other by locking the quick release device 13 to fix the lower and upper tubular bodies. 11 and 12 relative positions, since the structure of the quick release device 13 is a prior art, it will not be described here;
  • the lower tube set 20 is pivotally disposed on the steering tube set 10 , and includes a lower rear tube 22 and a lower front tube 21 that are pivotally connected to each other.
  • the lower rear tube 22 is oppositely disposed at an outer interval.
  • the two pivoting pieces 221 have a socket 222 at the front end thereof, and the front end portion of the lower front tube 21 is pivotally disposed between the lower pivoting pieces 142 of the sleeve 14 of the steering tube set 10, And a positioning seat 23 is disposed at a rear end portion thereof.
  • the positioning base 23 has two pivoting pieces 231 disposed at opposite intervals.
  • the pivoting piece 231 is pivotally disposed on the tube body of the lower rear tube 22 near the front end portion. Side, the lower front tube 21 and the lower rear tube 22 are relatively pivotable to a state of being superposed on each other;
  • the seat tube set 30 is pivotally disposed on the lower rear tube 22 of the lower tube set 20 , and includes a lower tube body 31 and an upper tube body 32 and a quick release device 33 .
  • the lower end portion of the lower tubular body 31 is pivotally disposed between the pivoting pieces 221 of the lower rear tube 22, and a connecting seat 34 is disposed at an outer side thereof near the upper end portion.
  • the connecting base 34 has two opposite and spaced apart pivoting pieces. 341, the upper pipe body 32 is telescopically disposed inside the lower pipe body 31, and the quick release device 33 is disposed at the outer side of the lower pipe body 31 near the upper end portion, and the quick release device 33 is locked by the quick release device 33.
  • the lower tubular body 31 and the upper tubular body 32 can be urged to each other to fix the relative positions between the lower and upper tubular bodies 31, 32;
  • the upper tube set 40 is connected between the steering tube set 10, the lower tube set 20 and the seat tube set 30, and includes an upper front tube 41, an upper rear tube 42 and a fixed portion. Item 43;
  • the front end portion of the upper front tube 41 is pivotally disposed between the upper pivot piece 141 of the sleeve 14 of the steering tube set 10, and the rear end portion of the upper tube 41 is disposed to protrude from the socket of the lower rear tube 11 of the lower tube set 20.
  • a fixing rod 411 is radially protruded from the rear end portion of the upper front tube 41; the rear end portion of the upper rear tube 42 is pivoted connecting base between the pivotal plate 34134 seat tube group 30, the distal end portion of the front and rear end portion 41 of the contact tube, the distal tube portion 42 axially protruding with a connecting piece 421, which
  • the connecting piece 421 is disposed in the rear end portion of the upper front tube 41, and a groove 422 is disposed at a position of the fixing rod 411 of the front tube 41 for receiving the fixing rod 411.
  • the front tube 41 and the upper rear tube 42 are connectable to form a straight rod;
  • the fixing member 43 is detachably provided at the free end of the fixing rod 411 of the upper front tube 41, thereby pressing the connecting piece 421 of the upper rear tube 42 to further fix the upper front tube 41 and the lower front tube 42.
  • the relative position, in the preferred embodiment of the present invention, the free end of the pivoting rod 443 is provided with a thread, and the fixing member 43 is provided with a matching screw hole, so that the two are combined with each other;
  • the front wheel 50 is pivotally mounted on the wheel frame 16 of the steering tube set 10;
  • the rear wheel set 60 is disposed on the lower rear tube 22 of the rear lower tube set 20, and includes a rear wheel 61, a pedal device 62 and a sprocket set 63.
  • the rear wheel 61 and the pedal device 62 are respectively pivoted
  • the lower rear tube 22 of the lower tube set 20 is connected to the rear wheel 61 and the pedal device 62;
  • the seat cushion 70 is fixed to the upper end portion of the upper tubular body 32 of the seat tube set 30 for the user to ride; as shown in FIG. 4, the grip 80 is fixed on the steering tube set 10, which is available for the user to grip.
  • the grip 80 Holding and driving the steering tube set 10 and the front wheel 50 to adjust the driving direction, the grip 80 includes a fixed tube 81 and two folding tubes 82, which are perpendicular to the steering tube group 10 The direction is fixed to the upper end portion of the upper tube body 12.
  • the folding tube 82 is respectively disposed at two ends of the fixed tube 81, and can be axially respectively disposed at both ends of the fixed tube 81 to be in an unfolded state for the holder to hold.
  • the holding tube 81 can also be pivoted relative to the fixed tube 81 to be axially parallel to the steering tube group 10 to be in a folded state.
  • the fixing member 43 of the upper tube set 40 is first loosened so that the connecting piece 421 of the upper rear tube 42 and the rear end portion of the upper front tube 41 are assembled.
  • the upper rear tube 42 of the upper tube set 40 can be folded toward the seat tube set 30, and then the rear end portion of the lower rear tube 22 of the lower tube set 20 can be closed together with the seat tube set 30.
  • the lower front tube 21 and the lower rear tube 22 of the lower tube group 20 and the upper front tube 41 of the upper tube group 40 can be folded toward the steering tube group 10, respectively, so that the frame 1 is in a stacked state, further see FIG.
  • the upper tube bodies 12 and 32 of the steering tube group 10 and the seat tube group 30 are respectively accommodated in the lower tube body 11/31, and the bending grip is respectively
  • the 80-folding tube 82 is rotated, and then the upper and lower tubes 12, 11 of the steering tube set 10 are arranged such that the front wheel 50 and the rear wheel 61 are perpendicular to each other, and the folding bicycle can be placed in a close stack. The state of folding, so that the user can store or carry it;
  • the folding bicycle of the present invention can further pull the upper body 32 of the seat cushion 70 and the seat tube set 30 away from the lower tubular body 31, so that the upper rear tube 42 of the upper tube set 40 and The lower tubular body 31 of the seat tube set 30 can be further folded toward the lower rear tube 22 of the lower tube set 20, so that the integrally folded bicycle can be received in a box 90 for transportation;
  • the upper and lower tubes of the steering tube group 10 are first rotated.
  • the body 12, 11 is such that the front wheel 50 and the rear wheel 61 are parallel to each other, and the folding tube 82 of the grip 80 is sequentially unfolded, and the upper tube body I 2 , 32 of the steering tube group 10 and the seat tube group 30 are arranged.
  • the rear tubes 42 can be positioned in position to each other, so that the folding bicycle of the present invention can be deployed in a state of being ready for riding.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Motorcycle And Bicycle Frame (AREA)

Description

折叠式脚踏车 技术领域
本发明是关于一种脚踏车，尤指一种可折叠以方便提携的折叠式脚踏车。 背景技术
脚踏车是一种受到广泛利用的代步及休闲工具， 经常用于短距离路程间 的往返， 例如通勤族利用脚踏车往返于出发地与大众运输工具之间， 以及大 众运输工具与目的地之间，其中，折叠式脚踏车以其折叠后可缩短车架长度, 以便于携带、 运送及收纳， 而日渐受到大众的欢迎。
但是目前现有技术的折叠式脚踏车不论是在折叠以便收纳， 或是展开以 便骑乘的前， 皆需要对多个不同的部位进行拆解及组装， 甚至还须配合使用 螺丝起子等工具， 方能改变该折叠式脚踏车的外型， 如此一来， 对于想携带 '折叠式脚踏车搭乘大众运输工具的人来说， 就必须再额外携带组装工具， 实 有其操作使用上的不便之处。 发明的公开
有鉴于前述现有技术的缺点， 本发明的主要目的在于提供一种折叠式脚 踏车， 希通过该设计解决目前现有技术的折叠式脚踏车需要对多个部位进行 拆解后方能改变其外型的缺点。
为了达到上述的发明目的， 本发明所利用的技术手段是使一折叠式脚踏 车包括有：
一车架， 其包含有相互枢接的一转向管组、 一下管组、 一座管组及一上 管组， 该下管组包含有相互枢接的一下前管及一下后管， 并以该下前管的前 端枢设于转向管组下端， 座管组枢设于下管组的下后管上， 上管组包含有一 上前管及一上后管， 该上前管的前端 *设于转向管组上端， 后端则与下管组 的下后管相互枢接， 该上后管后端枢设于座管组上， 前端则与该上前管的后 端以可相互拆卸的方式相互组接；
一前轮， 其是枢设于转向管组上；
—后轮组， 其是设于下管组的下后管上；
一椅垫， 其是固设于座管組上；
一握把， 其是固设于转向管组上。
通过上述设计 , 本发明的折叠式脚踏车只要将上管组的上前管与上后管 相对分离后， 便可对车架的各管件进行折叠， 以便于收纳， 此外， 使用前也 只要将车架的各管件展开， 再将上管组的上前管与上后管相互组接， 便可固 定各管件间的相对位置而呈一可供骑乘的状态， 无需使用其它额外的组装工 具， 可更便于随身骑乘使用， 为一实用的折叠式脚踏车的设计。' 附图的筒要说明
图 1为本发明于展开状态的侧视图。
图 2为本发明的侧视图， 其中上管组的上前管与上后管相互脱离。 图 3为本发明的侧视图， 其中车架呈叠置的状态。
图 4为本发明于收折状态的侧视图。
图 5为本发明收纳于一盒体内的示意图。
图 6为本发明的转向管组的部份组件放大图。
图 7为本发明的固接座的部分組件放大图。
图 8为本发明座管组的部分组件放大图。
【主要组件符号说明】
1--车架 10—转向管組
11— - 下管体 12—上管体
13— -快拆装置 14—套管 '
141- -上枢接片 142- - 下枢接片
16— -轮架 20— 下管组
21— • 下前管 22— 下后管
221- -枢接片 222- -套接座
23— • 定位座 231- -枢接片
30— •座管组 31— 下管体
32— ■ 上管体 33—快拆装置
34— . 连接座 341- -枢接片
40— ' 上管组 41—上前管
411- - 固定杆 42--上后管
421- -连接片 422- - 凹槽
43— 固定件 50—前轮
60—后轮组 61—后轮
62—踏板装置 63—齿盘组
70—椅垫 80—握把
81— 固定管 82— 收折管
90— 箱体 实现本发明的最佳方式 参见图 1所示， 本发明的折叠式脚踏车包括有一车架 1、 一前轮 50、 一 后轮组 60、 一椅垫 70及一握把 80, 其中：
车架 1包含有一转向管组 10、一下管组 20、一座管組 30及一上管组 40; 配合参见图 3及 6所示， 该转向管组 10包含有相互套设的一下管体 11 与一上管体 Π以及一快拆装置 I 3 ,该下管体 11外侧进一步套设有一套管 14， 该套管 14外侧靠近其上、下端部处分別具有两个相对且间隔设置的上枢接片 141 '与下枢接片 142， 另于下管体 11的下端部处固设有一轮架 16 , 该上管体 I2是可伸缩地由下管体 11的上端部穿设于其内部，该快拆装置 13设于下管 体 11外侧靠近上端部处， 通过锁紧该快拆装置 13可使下管体 11与上管体 12相互迫紧， 以固定下、 上管体 11、 12间的相对位置， 由于快拆装置 13的 构造为一现有技术， 故在此不赘述；
配合参见图 7所示， 该下管組 20枢设于转向管组 10上， 其包含有相互 枢接的一下后管 22及一下前管 21 ,该下后管 22外侧设有相对且间隔设置的 两个枢接片 221 , 并于其前端部枢 i史有一套接座 222 , 该下前管 21的前端部 枢设于转向管组 10的套管 14的下枢接片 142之间， 并于其后端部设有一定 位座 23， 该定位座 23具有相对且间隔设置的两个枢接片 231 , 该枢接片 231 枢设于下后管 22 的管体靠近前端部处的两侧， .使该下前管 21 与下后管 22 可相对枢转至呈相互叠置的状态；
配合参见图 8所示，该座管组 30枢设于下管组 20的下后管 22上，其包 含有相互套设的一下管体 31与一上管体 32以及一快拆装置 33，该下管体 31 的下端部枢设于下后管 22的枢接片 221之间，其外侧靠近上端部处设有一连 接座 34， 该连接座 34具有两个相对且间隔设置的枢接片 341 , 该上管体 32 是可伸缩地由下管体 31的上端部穿设于其内部， 该快拆装置 33设于下管体 31外侧靠近上端部处， 藉锁紧该快拆装置 33可使下管体 31与上管体 32相 互迫紧， 以固定下、 上管体 31、 32间的相对位置；
配合参见图 2及 7所示， 该上管組 40组接于转向管组 10、 下管组 20及 座管组 30之间， 其包含有一上前管 41、 一上后管 42及一固定件 43;
该上前管 41的前端部枢设于转向管组 10套管 14的上枢接片 141之间， 其后端部穿设并突伸出下管组 20的下后管 11的套接座 222 , 而与下管组 20 的下后管 22相接， 另于该上前管 41的后端部处径向突伸设有一固定杆 411; 该上后管 42的后端部枢设于座管组 30的连接座 34的枢接片 341之间， 前端部则与上前管 41的后端部相接， 上后管 42的前端部轴向突伸有一连接 片 421 , 该连接片 421恰可环设于上前管 41的后端部， 并于配合上前管 41 的固定杆 411的位置处对应设有一凹槽 422 , 以供容置该固定杆 411 ,使该上 前管 41与上后管 42可连接而呈一直杆，； 该固定件 43是可拆卸地设于上前管 41的固定杆 411的自由端处， 藉此 迫紧上后管 42的连接片 421 , 以进一步固定该上前管 41与下前管 42的相对 位置， 于本发明的较佳实施例中， 该枢杆 443的自由端处环设有螺紋， 该固 定件 43上设有相配合的螺孔， 藉此方式使该二者相互组接；
因此， 当上后管 42的连接片 421环设于上前管 41的后端部， 而使上前 管 41的固定杆 411突伸于连接片 421的凹槽 422之间时，可藉由将该固定件 43固设于该固定杆 411上， 以令上后管 42的连接片 421迫紧定位于上前管 41的后端部， 由此固定上前管 41与上后管 42间的相对位置， 并同时固定该 车架 1展开的型态；
前轮 50枢设于转向管组 10的轮架 16上；
后轮组 60设于后下管組 20的下后管 22上， 其包含有一后轮 61、 一踏 板装置 62及一齿盘组 63 , 该后轮 61与该踏板装置 62 ·分别枢设于下管组 20 的下后管 22上， 该齿盘组 63与该后轮 61及踏板装置 62相接；
椅垫 70固设于座管组 30的上管体 32的上端部， 以供使用者乘坐； 配合参见图 4所示，握把 80固设于转向管組 10上，其可供使用者握持， 并带动转向管组 10以及前轮 50转动， 以调整行车方向，该握把 80包含有一 固定管 81及两个收折管 82 , 该固定管 81以与转向管组 10轴向垂直的方向 固设于其上管体 12的上端部，该收折管 82分别设于固定管 81两端，其可分 别轴向穿设于固定管 81两端而呈一展开状态， 以供使者握持， 亦可相对该固 定管 81枢转至与转向管组 10轴向平行而呈一收折状态。
配合参见图 1及 2所示， 当要收折此折叠式脚踏车时， 需先松开上管组 40的固定件 43 ,使上后管 42的连接片 421与上前管 41的后端部可相对脱离， 如此一来， 便可使上管组 40的上后管 42朝座管組 30收折， 再与座管组 30 一同朝下管组 20的下后管 22的后端部收折， 此外， 配合参见图 3所示， 该 下管组 20的下前管 21与下后管 22以及上管组 40的上前管 41可分别朝转向 管组 10收折，使该车架 1呈一叠置的状态， 进一步参见图 4所示， 同时配合 将转向管组 10与座管组 30的上管体 12、 32分别收纳于其下管体 11/31内 , 以及弯折握把 80的收折管 82 , 再转动转向管组 10的上、 下管体 12、 11 , 使 该前轮 50与后轮 61呈相互垂直设置， 可将此折叠式脚踏车呈现一紧密叠置 的收折状态， 以便于使用者收纳或携带；
配合参见图 5所示，本发明的折叠式脚踏车还可进一步将椅垫 70及座管 组 30的上管体 32抽离其下管体 31 ,以使上管组 40的上后管 42与座管組 30 的下管体 31可进一步朝下管组 20的下后管 22折叠，让整体折叠后的脚踏车 可^:纳于一箱体 90内， 以便于运送；
反之， 当要展开此折叠式脚踏车时， 则是先转动转向管组 10的上、 下管 体 12、 11至使该前轮 50与后轮 61呈相互平行， 再依序展开握把 80的收折 管 82, 以及使转向管組 10与座管组 30的上管体 I2、 32分别相对其下管体 11、 31拉伸， 同时将座管组 30朝远离下管组 20的下后管 22的后端部方向 枢转， 以使上管组 40的上前管 41与上后管 42可相互组接定位， 即可使本发 明的折叠式脚踏车呈一展开而可供骑乘的状态。

Claims

权 利 要 求 一种折叠式脚踏车， 其包括有一车架、 一前轮、 一后轮組、 一椅垫及一 握把， 其特征在于， 该车架进一步包含有一转向管组、 一下管组、 一座 管组及一上管组， 其中：
转向管组上套设有一套管， 并于一下端部上固设有一轮架； 下管组枢设于转向管组上， 其包含有相互枢接的一下前管及一下后 管， 该下前管的前端部枢设于转向管组的的套管的下端部， 后端部则枢 接于该下后管的管体靠近前端部处；
座管组枢设于下管组的下后管；
上管组包含有一上前管及一上后管， 该上前管的前端部枢设于转向 管组的套管的上端部， 其后端部与下管組的下后管的前端部相互枢接， 该上后管的后端部枢设于座管组上， 其前端部与该上前管的后端部以可 相互拆卸的方式相互组接；
前轮枢设于转向管组的轮架上；
后轮组设于下管組的下后管上， 其包含有一后轮、 一踏板装置及一 齿盘组， 该后轮与该踏板装置分別枢设于下后管上， 该齿盘组与该后轮 及踏板装置相接；
椅垫固设于座管组上；
握把固设于转向管组上。 如权利要求 1所述的折叠式脚踏车， 其特征在于， 其中， 该下管组的下 后管的前端部进一步设有一套接座， 前述上管组的上前管的后端部穿设 并突伸出该套接座， 并于后端部径向突伸设有一固定杆， 该上管组的上 后管的前端部轴向突伸有一连接片， 该连接片可环设上前管的后端部， 并于配合上前管的固定杆的位置处对应设有一凹槽， 该上管组进一步包 含有一固定件， 其是可拆卸地设于上前管的固定杆的自由端。 如权利要求 1所述的折叠式脚踏车， 其特征在于， 其中， 该转向管组与 该座管组是分别以一下管体及一上管体相互套设而成， 并于该下、 上管 体相接处的下管体的端部分别设置有一快拆装置， 前述转向管组的套管 套设于其下管体外侧。 如权利要求 2所述的折叠式脚踏车， 其特征在于， 其中， 该转向管组与 该座管组是分别以一下管体及一上管体相互套设而成， 并于该下、 上管 体相接处的下管体的端部分别设置有一快拆装置， 前述转向管组的套管 套设于其下管体外侧。
5 . 如权利要求 1至 4任一项所述的折叠式脚踏车， 其特征在于， 其中， 该 转向管組的套管外侧靠近其上、 下端部处分别具有两个相对且间隔设置 的上枢接片与下柩接片， 该下管组的下前管的前端部枢设于转向管組的 套管的下枢接片之间， 并于其后端部设有一定位座， 该定位座上设有相 对且间隔设置的两个枢接片， 该枢接片枢设于下管组的下后管上， 另于 下管组的下后管外侧设有相对且间隔设置的两个枢接片， 该上管組的上 前管的前端部枢设于转向管组的套管的上枢接片之间， 该座管组的下管 体的下端部枢设于下管组的下后管的枢接片之间， 并于其外侧靠近上端 部处设有一连接座， 该连接座具有两个相对且间隔设置的枢接片， 该枢 接片枢设于上管组的上后管的后端部上。 6 . 如权利要求 1至 4任一项所述的折叠式脚踏车， 其特征在于， 其中该握 把包含有一固定管及两个收折管， 该固定管以与转向管组轴向垂直的方 向固设于其上， 该收折管分别设于固定管两端， 其可分别相对该固定管 枢转。 7 . 如权利要求 2所述的折叠式脚踏车， 其特征在于， 其中上管组的上前管 的固定杆上环设有螺纹， 该固定件上设有与该枢杆的螺纹相配合且可相 互组接的螺孔。
PCT/CN2008/001869 2008-11-12 2008-11-12 折叠式脚踏车 Ceased WO2010054500A1 (zh)

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CN101973340A (zh) * 2010-10-18 2011-02-16 张胜祥 便携式折叠自行车
EP2489583A1 (en) * 2011-02-16 2012-08-22 Darfon Electronics Corp. Folding bicycle frame and folding bicycle
DE102011055748A1 (de) 2011-10-17 2013-04-18 Karsten Bettin Kompaktes zusammenklappbares Fahrrad

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GB2433920A (en) * 2006-01-05 2007-07-11 Glap Internat Co Ltd Foldable bicycle
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US4540190A (en) * 1982-12-01 1985-09-10 Alex Moulton Limited Bicycle frame
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GB2433920A (en) * 2006-01-05 2007-07-11 Glap Internat Co Ltd Foldable bicycle
CN201026941Y (zh) * 2006-12-11 2008-02-27 张炳发 一种自行车衣物架及安装有该衣物架的伸缩自行车
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CN101973340A (zh) * 2010-10-18 2011-02-16 张胜祥 便携式折叠自行车
EP2489583A1 (en) * 2011-02-16 2012-08-22 Darfon Electronics Corp. Folding bicycle frame and folding bicycle
DE102011055748A1 (de) 2011-10-17 2013-04-18 Karsten Bettin Kompaktes zusammenklappbares Fahrrad
DE102011122836A1 (de) 2011-10-17 2013-04-18 Karsten Bettin Kompaktes, zusammenklappbares Fahrrad
WO2013056702A1 (de) 2011-10-17 2013-04-25 Bettin Karsten Kompaktes, zusammenklappbares fahrrad
DE102011122836B4 (de) * 2011-10-17 2013-07-25 Karsten Bettin Kompaktes, zusammenklappbares Fahrrad
US9051021B2 (en) 2011-10-17 2015-06-09 Karsten Bettin Compact, collapsible bicycle

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