CN205075965U - Two -way foldable bicycle from north to south in front and back - Google Patents
Two -way foldable bicycle from north to south in front and back Download PDFInfo
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- CN205075965U CN205075965U CN201520481927.1U CN201520481927U CN205075965U CN 205075965 U CN205075965 U CN 205075965U CN 201520481927 U CN201520481927 U CN 201520481927U CN 205075965 U CN205075965 U CN 205075965U
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- way
- back vent
- vertical folding
- folding
- middle pipe
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Abstract
The utility model discloses a two -way foldable bicycle from north to south in front and back, including front fork, back vent, che liang, head pipe and well pipe, the front and back both ends of car roof beam are connected respectively to head pipe and well pipe, a support is indulged to articulated the installing of lower extreme of well pipe, the back vent with indulge a support and be connected, make the back vent can be followed the axle center swing of well pipe, the front fork includes first front fork leg, second front fork leg and connecting rod, the one end of first front fork leg is articulated install in the lower extreme of head pipe, the other end of first front fork leg with the one end of second front fork leg is articulated mutually, the other end of second front fork leg is connected the one end of connecting rod, the other end of connecting rod can disassemble connect in on the head pipe. The folding back of this bicycle, preceding, the rear wheel laminating is compact, sparingly takes up an area of the space, it is steady to stand, is convenient for deposit, the comfortable safety of damping device messenger's process of riding around, that drive part can not lead to falling the wearing and tearing that reset of chain or unnecessary along with folding changing.
Description
Technical field
The utility model relates to a kind of vehicle, is specifically related to a kind of two vertical Folding Bicycle.
Background technology
Along with the prosperity of country, the living standard of the people is improved day by day, by bike no longer in order to simple trip, becomes the trend of popular a kind of green low-carbon fashion especially, and folding bicycle is easy to carry and day by day by the favor of people.
At present, frame arranges folder, vehicle frame is divided into forward and backward two sections.It can be divided into again two large classes: laterally folded method and longitudinal folding method.
Laterally folded fado is two-period form, and laterally folded formula for opening a little, outwards launches certain angle with folder, ray principle, the end two-wheeled gap having arrived wheel is just large, and laterally folded do not have angle limits to make two-wheeled to fold loose yet, two-period form minimum length is former car half, and shortcoming is that volume is large.
Longitudinal folding method, the bicycle rear that adopts to car beam folded beneath more, and its folding rear car depth of beam is higher than wheel, and after folding, car load volume becomes large.Meanwhile, in order to trailing wheel can be placed in below, vehicle frame car beam arches up, and it is nature attractive in appearance not both, affects strength and stiffness again.In addition, hinge is parallel with axis, the angle that impact is folding, after it is folding, thickness is comparatively large, does not adopt the folding reason of skew car beam to be that back vent center line and vehicle body will in a straight line, but skew car beam is folding needs multi-part, back vent both sides different length just can complete, at all depart from if having at welding end, being extended down to back vent as ray will infinitely amplify, and the difficulty of construction is also large.
Current most longitudinal fold bicycle, five-way and back vent are not an entirety, and folding turning point is located in the middle of five-way and back vent, and time folding, chain can shorten and fall chain, the wearing and tearing of running part, brings folding inconvenience;
The folding bicycle of single longitudinal rotating shaft, after folding, minimum length also can only be former car half, the folding bicycle of two rotating shafts, can reduce causing former car three part of one length after folding.
The place that offsets of longitudinal fold bicycle, is all that frictionally connects mostly, easily occurs rocking, affecting safety when riding.
Press human body the best attitude by bike, five-way should be in be sat under pipe, and folding bicycle reduces in order to volume after folding, five-way can only have been moved forward or backward, allows sit pipe and can stretch downwards, and this structure can cause riding and have an effect not good, and human synovial is easily impaired.
Summary of the invention
For the difficult problem that prior art exists, the utility model provides long-pending the reaching of a kind of volume after folding and minimizes, and damping is comfortable, wheel not easily rocks, and not easily falls the Folding Bicycle of chain time folding, its stabilized structure, be easy to manufacture, reduce welding tolerance, folding quick.
The utility model solves the technical scheme that its technical matters adopts: two-way vertical Folding Bicycle before and after a kind of, comprise front fork, back vent, Che Liang, head tube and middle pipe, described head tube and middle pipe connect the rear and front end of car beam respectively, the lower end of described middle pipe is hinged is provided with vertical folding bearing, described back vent is connected with described vertical folding bearing, make described back vent can along the axis swing before described middle pipe, described front fork comprises the first fork blade, second fork blade and connecting rod, the hinged lower end being installed on described head tube, one end of described first fork blade, the other end of described first fork blade and one end of described second fork blade are hinged, the other end of described second fork blade connects one end of described connecting rod, the other end of described connecting rod can be connected in described head tube with disassembling in folding, form a balance interlock body framework, the stressed transmission position of frame roof adds shock absorber part.Described front fork is made up of the first fork blade be hinged and the second fork blade, is connected to form stable swing-bar mechanism by connecting rod, thus realizes the folding function of front fork, two-way vertical folded structure before and after this bicycle is formed.
Described back vent is in " 7 " font or " Y " font or triangle, the front upper end of described back vent can folding be connected on described middle pipe with disassembling, the front lower end of described back vent is connected with five-way, described five-way is by folding bearing vertical described in stud connection, wherein, described five-way is fixedly connected to the front lower end of described back vent by welding manner, or both are integrally formed, can ensure to connect precision; Described five-way comprises integrally formed main body, its main body cylindrically, described main body both sides extend a long hangers and a short hangers respectively, described long hangers and short hangers offer through hole respectively, and the angle on described long hangers and short hangers between the connecting shaft line of through hole and the axis of described main body is 1 ~ 10 °, folding eccentric to make five-way be formed.In order to folding volume minimizes, when wheel folds and Che Liang stagger, can reduce its height reduction volume, described hinge can be designed to be with certain angle eccentric.Compared with existing production technology, the inclined side of back vent folds, this mode needs to adjust rear yoke two edge lengths and does not wait and just can reach, but this difficulty of construction is very large, and we have put this adjustment before five-way, and five-way is provided with hangers, hangers one is long and the other is short when can make vertical folding secund, be with welding procedure as hangers is each, very difficult control, size is inaccurate, and that vehicle frame will be caused to depart from is predetermined.The utility model is owing to being designed to integral piece by five-way piece and hangers, that five-way piece extends two length with being integrated and there is the hangers of axis hole, the axis coaxle of two axis holes and the longitudinal centerline of this axis and five-way piece main body has 1 ~ 10 ° of angle, one five-way reduces difficulty of construction, can not occur tolerance because of staff welding; Back vent and five-way welding, its edge opens a little for turning to, and pedestal is fixed on middle pipe front, and back vent section and pedestal are hinged, and back vent, five-way, transmission are one overall, there will not be to fall chain, the drive disk assembly phenomenon of wearing and tearing because folding.When back vent indulges forward folding, (because the transmission gear shift of bicycle is all on right side, protrusion is exposed on the right side of shifting device, if back vent is vertical folding left, shifting device can interfere front fork, makes volume after folding loose) so on the right side of trailing wheel deflection car beam, for front-wheel backward vertical folding time slot milling, make folding tightr, achieve folding volume and minimize.
Also include and sit pipe, described seat pipe box is connected to above described middle pipe, and can slide up and down along described middle pipe direction, described middle pipe is provided with the blocking device (lock bolt) of fixing described seat pipe position, sit pipe for connecting saddle, and socket mode can play telescopic action, the not only height of adjustable location of saddle support, more collapsible saving space time folding.In order to ensure correct attitude of riding, described five-way is installed on below described seat pipe, it is a hinged side that back vent and five-way connect in aggregates, the hinge turning point of described vertical folding bearing is located at described middle pipe front, two ends hinged described middle pipe and the described five-way respectively of described vertical folding bearing, and when such bicycle launches completely, five-way is just under seat pipe, before time folding, five-way forwards middle pipe to, five-way departs from axial location sits pipe, plays the effect of dodging and sitting pipe, and convenient seat pipe can retracted downward.
Described middle pipe is provided with pedestal, described pedestal is provided with rear catch by return spring and fulcrum screw, described back vent is provided with the fore shaft coordinating described rear catch, the front upper end of described back vent is also provided with damping rubber, described damping rubber is provided with the nock coordinated with pedestal, and when bicycle launches, pedestal is mutually chimeric with damping rubber.When bayonet type fixedly makes bicycle by rugged road surface, owing to jolting, greater impact power is produced to folder turning point, thus makes metal strain, affect the safety and comfort of riding; Bicycle has an outside gravitation when crossing curved position, thus the place of offseting easily departs from.The base two of the damping rubber that this bicycle is arranged extends spacing, limits damping rubber disengaging and rocks, make safer and more comfortable of riding, spacing in oblique cambered surface, and damping rubber also has corresponding tiltedly cambered surface mutually, can in folding reply is returned afterwards automatically, damping rubber is screwed, and leave opening for snap close at glue and screw terminal position, damping base is provided with a clasp, hook end is triangle, beyond pinning damping rubber screw, try hard to recommend dynamic triangle position, hook end is upwards opened automatically, after screw terminal stroke has crossed triangle position, hook end is naturally replied by spring and screw pins ailhead is pinned, and plays automatic buckling effect, shock compression thereupon during motion, back vent top section also can be squeezed, general fixing bayonet type can all upwards arch upward, even rupture, folding can disassembling connection structure and can solve the problem of this back fork of bicycle, connection mode is disassembled in this folding, it is characterized in that utilizing a kind of self-locking device, by clasp, return spring, fulcrum screw forms, pedestal is utilized to add clasp, there is plastic handle clasp one end, hook end is triangular in shape, { external force promotes triangle position hook end and upwards automatically opens, naturally replied by return spring, return spring drive clasp to pin after the pin of shock-absorbing and front shock-proof device spring, form folding and disassemble connection, described connecting rod or described back vent are provided with the bayonet socket coordinating described clasp.
Further, described front fork can indulge folding backward, and described first fork blade, the second fork blade plane in " U " shape, become " U " type bending pipes, than what separate in the middle of some, and safe, the more saving of labor that link up with welding split; Described second fork blade side, in " < " shape, makes described front fork be a water chestnut belfry, more stable; Described first fork blade and the second fork blade hinged place arrange damping rubber.First fork blade and the second fork blade balance close to each other; the vertical hinge connect is below diagonal line backward; first fork blade, the second fork blade and connecting rod three coordinated type coordinate; be conducive to effect decomposition of force and shift making the damping rubber of power to top by during application force acting motion; most impulsive force can be sponged, the safety of riding is played a very good protection.But this structure has a problem, the front-wheel of car turns axial line with bowl group and turns to swing, wheels are as being directly installed in framework diagonal line, the touchdown point of tire and the bowl group rotating shaft heart line overlap of car, touchdown point becomes and turns to coaxial, wheel can be made very easily to swing, only have and wheel is moved forward the fulcrum that lands making bowl group turn axial line warp, decentraction, improving the friction swung just can make wheel more stable when riding, so we devise below described second fork blade be provided with front wheel spindle ear, described front wheel spindle ear offers the axis hole for installing front wheel spindle, the front making described axis hole be placed in the shaft axis (namely bowl group turns axial line) of described head tube is extended to before described front wheel spindle ear is oblique.
Wherein, described connecting rod is a shock-proof spring bar, in described shock-proof spring bar, anti-shake inner sleeve is also installed, the activity direction of restriction shock-proof spring bar can only compress up and down, can not random wigwag motion, thus improve rigidity and the stability of bicycle, described shock-proof spring bar and described head tube disassembled be connected with the self-locking clasp of back vent in like manner, described head tube is provided with front snap close, and described front snap close can fasten described shock-proof spring bar.
Time folding, described back vent swings to the right by the axle center of described vertical folding bearing along described middle pipe, and described back vent is partial on the right side of car beam.
The beneficial effects of the utility model are:
1, fork blade is " U " type bend pipe, simplifies Structure and energy, more solid safe, more saving of labor.
2, the water chestnut framework balancing structure of front fork; turning point coordinates with fork leg coordinated type; act on decomposition of force by being conducive to during application force acting motion and shifting maximum application force to the shock-absorbing part at top, most impulsive force can be sponged, the safety of riding is played a very good protection.
3, axle ear tiltedly stretches design forward, makes the touchdown point of wheel depart from a bowl group and turns axial line, the decentraction of shaft fulcrum, wheel is not easily rocked, more stable manipulation.
4, front damping snap close (the disassembled bindiny mechanism of front fork), rear damping snap close (the disassembled bindiny mechanism of back vent) all adopt self-locking type, when replying after bicycle is folding, fork body drives pinning to touch hook triangular facet, hook automatic fastening pinning, self-lock switch handle is established upward, convenient extraction, need not bend over just can trip, people stands and holds switch, car is mentioned fork and naturally falls, and this self-locking device greatly reduces folding time and loaded down with trivial details.
5, general turning point is after five-way piece, and time folding, five-way piece and wheel base make chain from foreshortening to; Folding bicycle of the present utility model, folding turning point is before five-way piece, and back vent becomes an entirety with five-way piece and turning point, and time folding, any change can not occur chain, and can not fall chain, drive disk assembly does not deposit the wearing and tearing that reset after folding, considerably increases folding convenience.
6, rear shock-absorbing can be releived the impulsive force of rotating shaft part, reduces metal strain, can provide better traveling comfort to driver.
7, five-way piece and hangers adopt integral structure, simplify operation, reduce tolerance, reduce the technical risk of welding.
8, damping fit design after " U " type, reduces double swerve, outer gravitation when limiting curved, makes wheel and vehicle body keep collinear, automatically restores corrected transposition feature, simplify folding, save time.
9, hinge and car beam are the angle of 89 ~ 80 degree, and adjustment when back vent is constructed concentrates on hangers, instead of back vent, and back vent and axis are in vertical, reduce difficulty of construction.
10, axle point is before middle pipe, five-way piece is remained on and sits under pipe, do not affect custom of riding, and can cause to trample and have an effect too quickly, cause human synovial to be fallen ill after five-way piece.
11, front shock-proof device spring installation, the impact that Absorbable rod major part ground is transmitted.
12, the connecting rod of front shock-proof device spring liner, can limit spring can only along pitman shaft to compression movement, can not wigwag motion, improves rigidity and the stability of front fork.
13, be placed in when back vent folds on the right side of car beam, avoid shifting device and interfere front fork when folding.
14, this folding bicycle is indulged collapsible and is with specified angle vertical folding before and after adopting, and this structure can effectively prevent front and rear wheel from rotating limit, makes two-wheeled compact, folded length can be reduced to one of three parts, former car, and folding volume is minimized, and saves and takes up an area space, stand steady, be convenient to deposit.
Accompanying drawing explanation
Fig. 1 is structural plan of the present utility model schematic diagram;
Fig. 2 is the schematic diagram of the front upper end of the utility model back vent and the disassembled connection structure of middle pipe;
Fig. 3 is exploded view of the present utility model.
Fig. 4 is the schematic perspective view of back vent of the present utility model and middle pipe annexation;
Fig. 5 is the birds-eye view of back vent of the present utility model and middle pipe annexation;
Fig. 6 is the utility model folded state schematic diagram one;
Fig. 7 is the utility model folded state schematic diagram two;
Fig. 8 is the schematic diagram of connecting rod of the present utility model and the disassembled annexation of front pipe;
Structural plan schematic diagram when Fig. 9 is the utility model back vent employing triangle.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is further detailed.Wherein, about the description in orientation in specification sheets, using Fig. 1 as reference standard.
As shown in Figures 1 to 9, two-way vertical Folding Bicycle before and after a kind of, comprises that car beam 24, hinge 1, five-way 2, back vent 3, damping rubber 4, rear catch 5, spring 6, spacing bracket 7, bracket are spacing 28, clasp triangle position 8, screw pin 9, middle pipe 11, vertical folding bearing 12, spring housing rubber alloy seat 13, spring 14, snap close 15, inner sleeve 16, connecting rod 17, second fork blade 18, front wheel spindle ear 19, front hinge 21, first fork blade 22, leading pedestal 23, bowl group turns axial line 27, sits the parts such as pipe 25, front and back wheel.
Described head tube 26 and middle pipe 11 connect the rear and front end of car beam 24 respectively, be provided with and turn to bowl group 29 for what turn to headstock below head tube 26, turn to the line of centers of bowl group 29 and the spindle central of car pendulum, the lower end of described middle pipe 11 is hinged is provided with vertical folding bearing 12, and the hinge turning point of described vertical folding bearing 12 is located at described middle pipe 11 front, described back vent 3 is connected with described vertical folding bearing 12, make described back vent 3 can along the axis swing of described middle pipe 11, the rear end connection trailing wheel of described back vent 3, front fork comprises the first fork blade 22, second fork blade 18 and connecting rod 16, on the hinged leading pedestal 23 being installed on the installation of described head tube 11 lower end in one end of described first fork blade 22, the other end of described first fork blade 22 and one end of described second fork blade 18 are hinged, the other end of described second fork blade 18 connects one end of described connecting rod 16, the other end of described connecting rod 16 can be disassembled on the leading pedestal 23 that is connected to and installs described head tube lower end by snap close 15 in folding.
Described back vent 3 is in " 7 " font or " Y " font or triangle, and the front upper end of described back vent 3 folding can be disassembled and be connected on described middle pipe 11, and the front lower end of described back vent 3 is connected with five-way 2, and described five-way 2 connects described vertical folding bearing 12 by hinge 1; Described five-way 2 is fixedly connected to the front lower end of described back vent 3 by welding manner; Described five-way 2 comprises integrally formed main body, described main body cylindrically, described main body both sides extend a long hangers and a short hangers respectively, described long hangers and short hangers offer through hole respectively, and the angle on described long hangers and short hangers between the connecting shaft line of through hole and the axis of described main body is 6 °.
Also include and sit pipe 26, described seat pipe 26 is socketed on above described middle pipe 11.
Described middle pipe 11 is provided with rear catch 5, and the front upper end of described back vent 3 is provided with the bayonet socket 10 coordinated with described rear catch 5, and the front upper end of described back vent 3 is positioned at described bayonet socket 10 place and is provided with damping rubber 4.Back vent 3 and middle pipe 11 place of offseting adopt damping rubber 4 and bracket 7 combination unit, to reduce the impact to hinge position.As shown in Figure 2, damping rubber 4 is the special damping rubber of cylinder colloidal materials, and the both sides of its side circle are offered oblique arc position and are recessed into.The bracket spacing 28 of band radian gradient is extended on bracket 7 both sides, shock absorber part 4 docks fit with bracket 7 by concavo-convex inside and outside radian, effect is restriction back vent double swerve, and the spacing design of concavo-convex radian automatically can be repaired back vent center line and vehicle body and kept collinear, folding feature efficiently when making bicycle open.
Described front fork can indulge folding backward, and described first fork blade 22, second fork blade 18 plane in " U " shape, becomes " U " type bending pipes, than what separate in the middle of some, and safe, the more saving of labor that link up with welding split; Described second fork blade 18 side is in " < " shape, described front fork is made to be a water chestnut belfry, more stable, described connecting rod 17 is a shock-proof spring bar, is also provided with inner sleeve 16 in described shock-proof spring bar, the activity of restriction shock-proof spring bar, thus improve the stability of bicycle, as shown in Figure 8, described head tube is provided with front snap close, described front snap close can fasten described shock-proof spring bar 17.Shock-proof spring is fixed on the second fork blade 18 " U " type top, places inner sleeve 16 in the middle of spring, makes spring can only along the upper and lower compression movement in inner sleeve 16 direction, can not wigwag motion, improves front fork rigidity.Spring housing rubber alloy seat 13 is fixed on leading pedestal 23, and when spring housing rubber alloy seat 13 folds for bicycle, shock-proof spring gets loose from rubber base.Before tap pedestal 23 is equipped with one, clasp 15 becomes a self-locking combination with spring 14, screw shaft, and it acts on rear catch 5 same as above in like manner, plays and automatically fastens action of the spring.
Front wheel spindle ear 19 is also provided with below second fork blade 18, axle ear 19 is for clamping front wheel spindle, described front wheel spindle ear 19 offers the axis hole for installing front wheel spindle, thus installation front-wheel, extend to the front making described axis hole be placed in the shaft axis (namely bowl group turns axial line) of described head tube before described front wheel spindle ear 19 is oblique.Front wheel spindle ear 19 extends forward to be made wheel shaft exceed bowl group to turn the certain distance of axial line 27, wheel is the direction along bowl group rotating shaft heart string pendulum motor-car, the touchdown point of fulcrum at tire of axle organized by bowl, wheel shaft and bowl group rotating shaft heart linear distance turn to more greatly more decentraction, the swing in direction is more not easy, and improves the stable of car steer direction necessarily rational apart from interior.
As shown in Figure 6 and Figure 7, time folding, described back vent 3 swings to the right by the axle center of described vertical folding bearing 12 along described middle pipe 11, and making described back vent 3 be partial on the right side of car beam 24, folds back in the space utilizing its back vent to reserve when front-wheel indulges folding.In order to volume after folding minimizes, realize desired location to fold, from overlooking direction after bicycle is folding, hinge 1 and car beam 24 are in 91 ~ 100 ° of angles, when back vent 3 indulges forward folding, the right side of trailing wheel deflection car beam 24, back vent is placed in right lateral aspect can avoid shifting device because protruding interference front fork down to loose, it is high that its folded height can be only wheel, and thus volume after folding can be less.
As described above, be only the preferred embodiment that this is novel, when can not limit the scope of this novel enforcement with this, the simple equivalence change namely generally done according to this novel claim and novel description with modify, all still belong in scope that this new patent contains.
Claims (10)
1. the two-way vertical Folding Bicycle in front and back, comprise front fork, back vent, Che Liang, head tube and middle pipe, it is characterized in that, described head tube and middle pipe connect the rear and front end of car beam respectively, the lower end of described middle pipe is hinged is provided with vertical folding bearing, described back vent is connected with described vertical folding bearing, make described back vent can along the axis swing of described middle pipe, described front fork comprises the first fork blade, second fork blade and connecting rod, the hinged lower end being installed on described head tube, one end of described first fork blade, the other end of described first fork blade and one end of described second fork blade are hinged, the other end of described second fork blade connects one end of described connecting rod, the other end of described connecting rod folding can be disassembled and be connected in described head tube.
2. the two-way vertical Folding Bicycle in a kind of front and back according to claim 1, it is characterized in that, described back vent is in " 7 " font or " Y " font or triangle, the front upper end of described back vent folding can be disassembled and be connected on described middle pipe, the front lower end of described back vent is connected with five-way, and described five-way is by folding bearing vertical described in stud connection.
3. the two-way vertical Folding Bicycle in a kind of front and back according to claim 2, it is characterized in that, described five-way is fixedly connected to the front lower end of described back vent by welding manner.
4. the two-way vertical Folding Bicycle in a kind of front and back according to claim 2, it is characterized in that, described five-way comprises integrally formed main body, described main body cylindrically, described main body both sides extend a long hangers and a short hangers respectively, described long hangers and short hangers offer through hole respectively, and the angle on described long hangers and short hangers between the connecting shaft line of through hole and the axis of described main body is 1 ~ 10 °.
5. the two-way vertical Folding Bicycle in a kind of front and back according to claim 1, it is characterized in that, described second fork blade is " U " type tubing.
6. the two-way vertical Folding Bicycle in a kind of front and back according to claim 2, it is characterized in that, the hinge turning point of described vertical folding bearing is located at described middle pipe front, two ends hinged described middle pipe and the described five-way respectively of described vertical folding bearing.
7. the two-way vertical Folding Bicycle in a kind of front and back according to claim 2, it is characterized in that, described middle pipe is provided with pedestal, described pedestal is provided with rear catch by return spring and fulcrum screw, described back vent is provided with the fore shaft coordinating described rear catch, the front upper end of described back vent is also provided with damping rubber, and described damping rubber is provided with the nock coordinated with pedestal.
8. the two-way vertical Folding Bicycle in a kind of front and back according to claim 1, it is characterized in that, front wheel spindle ear is provided with below described second fork blade, described front wheel spindle ear offering the axis hole for installing front wheel spindle, before described axle ear is oblique, extending to the front making described axis hole be placed in the shaft axis of described head tube.
9. the two-way vertical Folding Bicycle in a kind of front and back according to claim 1, it is characterized in that, described connecting rod is a shock-proof spring bar, is also provided with inner sleeve in described shock-proof spring bar.
10. the two-way vertical Folding Bicycle in a kind of front and back according to claim 1, is characterized in that, time folding, described back vent swings to the right by the axle center of described vertical folding bearing along described middle pipe, and described back vent is partial on the right side of car beam.
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CN201520481927.1U CN205075965U (en) | 2015-07-02 | 2015-07-02 | Two -way foldable bicycle from north to south in front and back |
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CN201520481927.1U CN205075965U (en) | 2015-07-02 | 2015-07-02 | Two -way foldable bicycle from north to south in front and back |
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CN201520481927.1U Expired - Fee Related CN205075965U (en) | 2015-07-02 | 2015-07-02 | Two -way foldable bicycle from north to south in front and back |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106741498A (en) * | 2017-03-16 | 2017-05-31 | 深圳市创新维自行车有限公司 | A kind of folding bicycle |
CN109693750A (en) * | 2019-01-28 | 2019-04-30 | 广西瑞祺丰新材料有限公司 | A kind of Collapsible bicycle |
-
2015
- 2015-07-02 CN CN201520481927.1U patent/CN205075965U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106741498A (en) * | 2017-03-16 | 2017-05-31 | 深圳市创新维自行车有限公司 | A kind of folding bicycle |
CN109693750A (en) * | 2019-01-28 | 2019-04-30 | 广西瑞祺丰新材料有限公司 | A kind of Collapsible bicycle |
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