CN1308182C - Folding bicycle - Google Patents
Folding bicycle Download PDFInfo
- Publication number
- CN1308182C CN1308182C CNB2004100491207A CN200410049120A CN1308182C CN 1308182 C CN1308182 C CN 1308182C CN B2004100491207 A CNB2004100491207 A CN B2004100491207A CN 200410049120 A CN200410049120 A CN 200410049120A CN 1308182 C CN1308182 C CN 1308182C
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- frame
- vehicle
- bicycle
- car
- rotating freely
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- Expired - Fee Related
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Abstract
The invention provides a folding bicycle allowing an easy folding work and a stable and easy carrying by small force in a folded state. A lower part of a head lug 3 and a front end of a main frame 2 are rotatably connected. A rear end of the main frame 2 and an upper part of a main body frame 20 are rotatably connected. A saddle connecting bar 8 having an upper end connected to a saddle 7 in which a vertical position is made adjustable is suspended. A front end of a sub-frame 1a and an upper part of the head lug 3 are rotatably connected. A rear part of a rear sub-frame 1c and a lower part of the saddle connecting bar 8 are rotatably connected. The rear sub-frame 1c is rotatably connected to the main body frame 20. A center sub-frame 1b is rotatably connected to the main frame 2.
Description
Technical field
The present invention relates to Folding Bicycle.
Background technology
The open communique 2004-58912 communique of Japanese Patent is represented a kind of existing Folding Bicycle.As shown in Figure 6, during folding this Folding Bicycle, must carry out folding, the dismounting of car saddle 7 of bending, the handle 12 of vehicle frame 2, the dismounting of wheel 15,16 etc. successively.Therefore, folding operation is not easy, the folding operation spended time, and having can not easy folding problem.And in order to carry the bicycle after folding, available pocket is carried on the back together, and there is the problem that needs very big labour power in the carrying of the bicycle that some is heavier.
Summary of the invention
The present invention develops in view of above-mentioned existing problem, and problem is to provide a kind of folding operation can stablize and the Folding Bicycle of carrying when being in folded state simply easily and with little power.
Solved above-mentioned problem with Folding Bicycle of the present invention.Main body frame 20, the front end that folding bicycle of the present invention possesses preceding pipe 13, maintenance car saddle 7 and the rear wheel 16 of connection handgrip 12 and front-wheel 15 can rotate freely ground bonded assembly main car frame 2 at preceding pipe 3, the rear end bonded assembly main body frame 20 of changeing ground and main car frame 2 can be freely executed on top; At the state that main car frame 2 erects, preceding pipe 3 and main body frame 20 can be folding with the form near main car frame.Folding bicycle of the present invention, the upper end of the car saddle connecting rod 8 that can freely regulated car saddle 7 hangs down from upper-lower position can be connected with car saddle 7 with rotating freely.This bicycle has the subframe that is made of fore sub frame 1a, central subframe 1b and Rear secondary frame for vehicle 1c.Fore sub frame 1a, central subframe 1b can be connected mutually with Rear secondary frame for vehicle 1c with rotating freely, but the subframe free bend.The front end of this fore sub frame 1a can be connected with the top of above-mentioned preceding pipe 3 with rotating freely.The rear portion of above-mentioned Rear secondary frame for vehicle 1c can be connected with the bottom of car saddle connecting rod 8 with rotating freely.Above-mentioned Rear secondary frame for vehicle 1c can connect in main body frame 20 with rotating freely, and central subframe 1b can connect at main car frame 2 with rotating freely simultaneously.
Owing to have this structure, when car saddle 7 is pushed downwards, be pressed into the rear portion of Rear secondary frame for vehicle 1c downwards by car saddle connecting rod 8, with the point of connection to main body frame 20 is centre of gration, after the rear end of the front end of Rear secondary frame for vehicle 1c and central subframe 1b was rotated jointly upward, Rear secondary frame for vehicle 1c became the approximate vertical state.Along with it is a centre of gration with the point of connection to main car frame 2, the rear end of the front end of central subframe 1b and fore sub frame 1a is rotated downwards jointly after, central subframe 1b becomes the approximate vertical state with fore sub frame 1a.That is, by making subframe 1 bending, 2 one-tenth approximate vertical states of main car frame, preceding pipe 3 and main body frame 20 are near coming folding bicycle.Like this, with car saddle 7 depress action folding bicycle without a break linkedly, can be extremely simple and the short time carry out folding operation.And, the approaching folded state of pipe 3 and main body frame 20 before making, because front vehicle wheel 15 and rear wheel 16 can rotate on ground at front and back position, so can make the carrying of the bicycle after front vehicle wheel 15 and rear wheel 16 fold in the ground rotation and with stable and little power.
Rear portion at Rear secondary frame for vehicle 1c can be installed with clamp 11 along its length direction with being free to slide, also can connect the bottom that length can freely regulated car saddle connecting rod 8 at above-mentioned clamp 11 with rotating freely.Like this, can with the folding coupled condition of regulating rear portion and car saddle connecting rod 8 bottoms of Rear secondary frame for vehicle 1c of subframe 1c irrelevantly.Therefore, the all shapes one side that can simultaneously keep bicycle in the running condition of bicycle only can be regulated the height of car saddle 7, when can guarantee comfortable usability thus, one side is kept all shapes of bicycle of folded state, one side only makes car saddle 7 near main body frame 20, so can seek the more miniaturization of folded state.
Also can be in the rear portion of Rear secondary frame for vehicle 1c and the bottom of car saddle connecting rod 8, a plurality of through holes 27 of holing in the position that length direction is suitable separately, the through hole 27 of Rear secondary frame for vehicle 1c arbitrarily and the through hole 27 of car saddle connecting rod 8 bottoms are communicated with, and it can be connected with rotating freely with holding appliances such as Screw 28.Like this, can use simple structure, the coupled condition of regulating rear portion and car saddle connecting rod 8 bottoms of Rear secondary frame for vehicle 1c with the flexure operation of subframe 1 irrelevantly.Therefore, can simultaneously keep the height that all shape one sides of the bicycle of running condition only regulate car saddle 7 and guarantee comfortable usability, can simultaneously keep all shapes of the bicycle of folded state simultaneously at the state that has folded bicycle, one side only makes car saddle 7 seek the more miniaturization of folded state near main body frame 20.
In the present invention, when the car saddle is pushed, make the subframe bending downwards, meanwhile make main car frame become the approximate vertical state, pipe and main body frame are near coming folding bicycle before making.That is, with the car saddle depress action folding bicycle without a break linkedly, can carry out the folding operation of extremely simple and short time, the relevant folding property of Folding Bicycle improves, and has also improved convenience.Its result, folding of bicycle can as transport trolley, can turn over the station in carry.Since folding as easy as rolling off a log with comeback job, except getting final product, the station can carry out cycle touring with bicycle at once, thus very convenient, even where go out,, have the effect that can effectively utilize as the bicycle that can easily bring.
And, the coupled condition that can regulate the rear portion and the car saddle connecting rod bottom of Rear secondary frame for vehicle with all actions of subframe irrelevantly, can simultaneously keep all shapes of the bicycle of running condition in the running condition of bicycle, one side only can be regulated the height of car saddle, when can guarantee comfortable usability thus, can keep all shapes of the bicycle of folded state in the state one side of folding bicycle, one side only can make the nearly main body frame of car saddle graft, can seek the more effect of miniaturization of folded state so have.
And, the simple structure of seeking to make with low costization can be provided.Can regulate the coupled condition of the bottom of the rear portion of Rear secondary frame for vehicle and car saddle connecting rod with all actions of subframe irrelevantly, can suppress the rising of manufacturing cost, can simultaneously keep all shapes of bicycle of running condition in the bicycle running condition, one side can only be regulated the height of car saddle and be guaranteed comfortable usability, simultaneously keep all shapes of bicycle of folded state simultaneously at the state of folding bicycle, one side only makes the nearly main body frame of car saddle graft, can seek the more effect of miniaturization of folded state so have.
And, by the grip part of the bicycle after gripping folds is set, can as the belt leather bag, simply carry the bicycle after folding, can improve the hauling ability of Folding Bicycle, the raising convenience.
Description of drawings
Fig. 1 is the lateral plan of the Folding Bicycle running condition of the embodiment of the invention.
Fig. 2 is the front elevation of the Folding Bicycle of Fig. 1.
Fig. 3 is the folded state lateral plan of the Folding Bicycle of Fig. 1.
Fig. 4 is the folded state front elevation of the Folding Bicycle of Fig. 1.
Fig. 5 is the lateral plan of the Folding Bicycle running condition of other embodiments of the invention.
Fig. 6 is the folded state lateral plan of the Folding Bicycle of background technology example.
The specific embodiment
Below, Biao Shi embodiment illustrates the present invention with reference to the accompanying drawings.Fig. 1 to Fig. 4 represents embodiments of the invention.Fig. 1 and Fig. 2 represent the running condition of the Folding Bicycle that this is routine, and Fig. 3 and Fig. 4 represent the folded state of Folding Bicycle.
This routine Folding Bicycle (hereinafter to be referred as bicycle) is to connect handgrip 12 and front vehicle wheel 15 with preceding pipe 3, keep car saddle 7 and rear wheel 16 with main body frame 20, the top of the bottom of pipe 3 and main body frame 20 before connecting with main car frame 2 and forming, here, the front end of main car frame 2 can be connected (point of connection b) with the bottom of preceding pipe 3 with rotating freely, the rear end of main car frame 2 can be connected (point of connection c) with the top of main body frame 20 with rotating freely, by making main car frame 2 be the approximate vertical state preceding pipe 3 and main body frame 20 is folded near constituting.Also have, be called in the time of can rotating freely hand of rotation only otherwise special record just mean around horizontal rotational shaft.This routine bicycle is provided with subframe 1, this subframe 1 by with the push action interlock downwards of car saddle 7, make 2 one-tenth approximate vertical states of main car frame and make before pipe 3 and main body frame 20 near and make bicycle folding.In other words, this routine bicycle just can carry out the folding of bicycle by the simple operations of pressing downwards of car saddle 7.
The horizontal handlebar bar 19 that handgrip 12 is gripped by the user and constitute from the handgrip post 13 that the central integral body of handle stem 19 hangs down, the clamp 14 of integral cast handle post 13 is set on the top of preceding pipe 3, the front fork 21 that can rotate freely ground axle suspension front vehicle wheel 15 is being set in the lower vertical of preceding pipe 3.Handgrip post 13 backs of inserting suitable length in the inside of preceding pipe 3 are fixing with clamp 14, thus the height and position of scalable handgrip 12.
The bicycle of present embodiment is as described above by car saddle 7 is pressed into such simple operations downwards, with regard to Collapsible bicycle.In detail, with car saddle 7 in addition body weight downwards by fashionable, push the rear portion of Rear secondary frame for vehicle 1c downwards by car saddle connecting rod 8, with the point of connection d to main body frame 20 is that centre of gration rotates the front end of Rear secondary frame for vehicle 1c and the rear end of central subframe 1b jointly upward, makes Rear secondary frame for vehicle 1c become the approximate vertical state.Meanwhile, be centre of gration with point of connection P to main car frame 2, the front end of central subframe 1b and the rear end of fore sub frame 1a are rotated downwards jointly, make central subframe 1b become the approximate vertical state with fore sub frame 1a.That is, subframe 1 is bent to zigzag up and down, meanwhile, main car frame 2 forms the approximate vertical state because of its rear end being lifted to the top, and pipe 3 and main body frame 20 are approaching before making thus, can simultaneously make front vehicle wheel 15 and folding bicycle of rear wheel 16 ground connection.Like this, with car saddle 7 depress action folding bicycle without a break linkedly, can carry out jackknife action simply by the utmost point.Also have,,, preceding pipe 3 and main body frame 20 drawn back get final product as long as handle stem 19 is forwards drawn for folding bicycle is recovered to running condition.At this moment, subframe 1 carries out and opposite action when folding, and car saddle 7 is lifted upward, and bicycle is recovered to Fig. 1,2 running condition.Then, use fixedly car saddle 7 of clamp 9, keep the shape of subframe 1, promptly keep the shape of bicycle.
Here, in the state that bicycle is folded, as Fig. 3,4, because preceding pipe 3 and main body frame 20 are approaching, front vehicle wheel 15 and rear wheel 16 are located at rotating position, ground, so folding of bicycle is rotated on ground by making front vehicle wheel 15 and rear wheel 16, and can stablize and little power is carried.In the state that bicycle is folded, main car frame 2 forms the approximate vertical state because of its rear end is lifted to rising, and the front end of vehicle frame 4 is positioned at the such heeling condition in upper end so main body frame 20 becomes as above.In this routine bicycle, the front end position of last vehicle frame 4 constitutes grip part 26, is positioned at the top of bicycle in bicycle folding state grip part 26.Grip part 26 is made of the position that the state at bicycle folding constitutes the level of the about 10cm of total length.By the grip part 26 that is easy to catch being set, by catching the carrying of the bicycle that grip part 26 can stablize and fold simply in such folding of bicycle upper end.
, at this routine bicycle, slidably adorning clamp 11 freely along its length direction at the rear portion of Rear secondary frame for vehicle 1c.Can connect the bottom that length can freely regulated car saddle connecting rod 8 at above-mentioned clamp 11 with rotating freely.Therefore, being connected of the rear portion of Rear secondary frame for vehicle 1c and car saddle connecting rod 8 bottoms can be regulated with whole actions of subframe 1 irrelevantly.Thereby in the bicycle running condition, all shape one sides that can simultaneously keep the running condition bicycle are only regulated the height of car saddle 7 with matching with user's physique, guarantee comfortable usability.At the folded state of bicycle, as shown in Figure 3, in all shapes of bicycle of simultaneously keeping folded state, one side can only make car saddle 7 near main body frame 20, seeks the more miniaturization of folded state.Also have, as shown in Figure 4, when bending to bicycle left and right sides central side in the pipe 3 and with pedal 25 before handgrip post 13 all is inserted into, can seek the more miniaturization of bicycle folding state.And, all shape that will be in the bicycle of folded state as shown in Figure 4 form be similar to rectangular when small-sized, can usefulness cover 18 easy packing and foldings bicycle, this is desirable.Also have, as shown in Figure 4, with cover 18 packing and foldings bicycle the time, if it is grip part 26 and front vehicle wheel 15 and rear wheel 16 is outstanding to the foreign side of cover 18, because the grip part of easy clamping is caught in the carrying of bicycle as the band school bag, and front vehicle wheel 15 and rear wheel 16 are rotated and stable and carry out simply on ground, so be desirable.
Fig. 5 represents other embodiment of the present invention.This routine Folding Bicycle is compared with the bicycle of front example, and just Rear secondary frame for vehicle 1c rear portion is different with the connection structure of car saddle connecting rod 8 bottoms.Specifically, this routine car saddle connecting rod 8 is made of non-telescoping tubing or angle section, in the bottom of car saddle connecting rod 8, and a plurality of through holes 27 of having holed in the appropriate location of length direction.At the rear portion of Rear secondary frame for vehicle 1c, a plurality of through holes 27 of also having holed in the appropriate location of length direction.Any through hole 27 of car saddle connecting rod 8 bottoms and any through hole 27 at Rear secondary frame for vehicle 1c rear portion are communicated with, in each through hole 27 of this connection, insert and fixing holding appliance 28 such as Screw the rotatable thus bottom of car saddle connecting rod 8 and the rear portion of Rear secondary frame for vehicle 1c (the point of connection g) of connecting freely.So, identical with the fwd form of implementation, can regulate being connected of rear portion of the bottom of car saddle connecting rod 8 and Rear secondary frame for vehicle 1c with all actions of subframe 1 irrelevantly.Therefore, simultaneously keep the bicycle global shape of running condition in the bicycle running condition, one side can only be regulated the height of car saddle 7, guarantee suitable usability thus, simultaneously keep the bicycle global shape of folded state simultaneously at the bicycle folding state, one side only makes car saddle 7 near main body frame 20, seeks the more miniaturization of folded state thus.And, use than the simpler structure of front example in this example to form folding bicycle, so the manufacturing cost of Folding Bicycle is reduced.
Claims (4)
1. Folding Bicycle is characterized in that it has:
Preceding pipe (3), connector is (12) and front vehicle wheel (15);
Main body frame (20) keeps car saddle (7) and rear wheel (16);
Main car frame (2), its front end can be connected the bottom of preceding pipe (3) with rotating freely;
Main body frame (20), its top can be connected the rear end of main car frame (2) with rotating freely;
At the state that main car frame (2) erects, preceding pipe (3) and main body frame (20) can fold with the form near main car frame (2);
But the upper end of the car saddle connecting rod (8) that hangs down from the car saddle (7) of free adjustment upper-lower position can be connected car saddle (7) with rotating freely;
Setting has the subframe (1) of fore sub frame (1a), central subframe (1b) and Rear secondary frame for vehicle (1c), and fore sub frame (1a), central subframe (1b) and Rear secondary frame for vehicle (1c) can be connected mutually with rotating freely, subframe (1) but free bend;
The front end of fore sub frame (1a) can be connected with the top of preceding pipe (3) with rotating freely;
The rear portion of Rear secondary frame for vehicle (1c) can be connected with the bottom of car saddle connecting rod (8) with rotating freely;
Rear secondary frame for vehicle (1c) can be connected main body frame (20) with rotating freely, and central subframe (1b) can be connected main car frame (2) with rotating freely simultaneously.
2. Folding Bicycle as claimed in claim 1, it is characterized in that, at the rear portion of Rear secondary frame for vehicle (1c), along its length direction clamp (11) can be installed with being free to slide, but the bottom of the car saddle connecting rod (8) of free adjustment length can be connected in above-mentioned clamp (11) with rotating freely.
3. Folding Bicycle as claimed in claim 1, it is characterized in that, in the rear portion of Rear secondary frame for vehicle (1c) and the bottom of car saddle connecting rod (8), a plurality of through holes of holing in the appropriate location of length direction separately, the through hole (27) of Rear secondary frame for vehicle (1c) and the through hole (27) of car saddle connecting rod (8) bottom are communicated with, and it can be connected with rotating freely with Screw.
4. Folding Bicycle as claimed in claim 1 is characterized in that, on the last vehicle frame (4) on the top that constitutes main body frame (20), on even keel is provided with the grip part (26) of the bicycle that gripping folded.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003270645 | 2003-07-15 | ||
| JP2003270645 | 2003-07-15 | ||
| JP2004153782A JP3872801B2 (en) | 2003-07-15 | 2004-05-24 | Folding bike |
| JP2004153782 | 2004-05-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1576668A CN1576668A (en) | 2005-02-09 |
| CN1308182C true CN1308182C (en) | 2007-04-04 |
Family
ID=34277381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100491207A Expired - Fee Related CN1308182C (en) | 2003-07-15 | 2004-06-17 | Folding bicycle |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3872801B2 (en) |
| CN (1) | CN1308182C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005009853U1 (en) * | 2005-06-21 | 2005-09-01 | Kentfa Advanced Technology Corp. | Electric bicycle, has rear frame region with foldable arms whose ends are connected to auxiliary wheels that are brought to distance above floor when bicycle is ready for use and having stable contact with floor when bicycle is folded |
| KR100573306B1 (en) | 2005-11-09 | 2006-04-24 | 김병재 | Collapsible bicycle |
| DE102007037648B4 (en) * | 2007-08-09 | 2010-11-25 | Topeak, Inc. | Folding |
| CN101186225B (en) * | 2007-12-02 | 2012-03-28 | 江先伟 | Deformation shockproof multipurpose folding bicycle |
| CN102190042B (en) * | 2010-03-03 | 2012-12-05 | 詹富生 | Self-locking folding bicycle |
| AT15724U1 (en) * | 2014-07-29 | 2018-04-15 | Thomas Schwaiger | Foldable bicycle frame |
| CN106143735A (en) * | 2016-06-18 | 2016-11-23 | 黄银桃 | Fructus Fragariae Ananssae picking vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824131A (en) * | 1988-02-09 | 1989-04-25 | Thay Ching H | Collapsible folding bicycle assembly |
| US4844494A (en) * | 1988-03-15 | 1989-07-04 | Pierre Blanchard | Collapsible vehicle |
| US5052706A (en) * | 1990-06-05 | 1991-10-01 | Tsai Duan Huey | Foldable bicycle |
| JPH08188188A (en) * | 1995-01-07 | 1996-07-23 | Yuji Tani | Portable bicycle |
| JPH10236371A (en) * | 1997-03-03 | 1998-09-08 | Bridgestone Cycle Co | Folding bicycle frame |
| WO1999051485A1 (en) * | 1998-04-02 | 1999-10-14 | Francesco Mombelli | Folding bicycle to lie within the bulk of its wheels laid side by side |
| CN2558573Y (en) * | 2002-07-05 | 2003-07-02 | 张海岳 | Vertical foldable bicycle |
-
2004
- 2004-05-24 JP JP2004153782A patent/JP3872801B2/en not_active Expired - Fee Related
- 2004-06-17 CN CNB2004100491207A patent/CN1308182C/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4824131A (en) * | 1988-02-09 | 1989-04-25 | Thay Ching H | Collapsible folding bicycle assembly |
| US4844494A (en) * | 1988-03-15 | 1989-07-04 | Pierre Blanchard | Collapsible vehicle |
| US5052706A (en) * | 1990-06-05 | 1991-10-01 | Tsai Duan Huey | Foldable bicycle |
| JPH08188188A (en) * | 1995-01-07 | 1996-07-23 | Yuji Tani | Portable bicycle |
| JPH10236371A (en) * | 1997-03-03 | 1998-09-08 | Bridgestone Cycle Co | Folding bicycle frame |
| WO1999051485A1 (en) * | 1998-04-02 | 1999-10-14 | Francesco Mombelli | Folding bicycle to lie within the bulk of its wheels laid side by side |
| CN2558573Y (en) * | 2002-07-05 | 2003-07-02 | 张海岳 | Vertical foldable bicycle |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3872801B2 (en) | 2007-01-24 |
| CN1576668A (en) | 2005-02-09 |
| JP2005047490A (en) | 2005-02-24 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070404 Termination date: 20120617 |