CN103786821A - Multifunctional portable folding bicycle - Google Patents
Multifunctional portable folding bicycle Download PDFInfo
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- CN103786821A CN103786821A CN201210434072.8A CN201210434072A CN103786821A CN 103786821 A CN103786821 A CN 103786821A CN 201210434072 A CN201210434072 A CN 201210434072A CN 103786821 A CN103786821 A CN 103786821A
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Abstract
The invention discloses a multifunctional portable folding bicycle comprising a front wheel, a rear wheel, a beam, a frame, a saddle, a handlebar, a front fork, a transmission wheel, a rear sprocket, a chain, a left crank and a right crank. The multifunctional portable folding bicycle further comprises a pull device, a middle shaft seat, and a transmission middle shaft. The multifunctional portable folding bicycle is characterized in that the beam includes three segments, the segments are connected through folding hinges, folding hinge shafts are vertically arranged on different sides and provided with connecting locks respectively, two saddle tube storage hoops are arranged below the middle segment of the beam, the pull device is mounted on the left pull device fitting part of the frame in a locked manner, the middle shaft seat is mounted in the front of a bottom fork of the frame, the middle shaft seat is diagonally connected to a folding pull rod holder part of a frame vertical tube through a folding rod, and the left crank is foldable. The multifunctional portable folding bicycle is simple to fold, compact, and convenient to carry.
Description
Technical field
The present invention relates to bicycle field, especially relate to a kind of folding bicycle of portable multifunctional.
Background technology
At present, walking-replacing tool on market is mainly take fixed type and simple folding bicycle as main, flourish along with the raising of people's living standard and tourist industry, portable folding bicycle appears in people's the visual field more and more, becomes people and travels frequently and ride instead of walk or holiday leisure or the new vehicle of outing campaign.Present folding bicycle ubiquity volume after folding is excessive, the common faults such as shortcoming such as function singleness, the structure of the folding bicycle using on market is commonly single armed bending, it folds by opening car beam lock car beam and front-wheel etc. is rotated to realization backward, bicycle after folding but needs a dead lift in the time taking public transport or do not need to ride, more inconvenient, it is very not convenient to carry, and simultaneously existing folding bicycle also exists that foldable structure is more complicated, folding operation is cumbersome, be difficult to realize the shortcomings such as fast folding.
The present invention, in order to overcome above-mentioned defect, has carried out useful improvement.
Summary of the invention
The object of the invention is to solve above-mentioned deficiency of the prior art, a kind of portable multifunctional folding bicycle is provided.
To achieve these goals, the present invention is by the following technical solutions:
A kind of portable multifunctional folding bicycle, comprise front-wheel, trailing wheel, car beam, vehicle frame, vehicle seat, handlebar, front fork, power wheel, rear sprocket wheel, chain, left side pin turns with right side pin and turns, also comprise towed equipment, central axis seat, transmission axis, it is characterized in that: described car beam is divided into three sections, folding loose-leaf is set between described each section of car beam to be connected, the folding hinge axis of described two car beams is vertical heteropleural setting, the folding loose-leaf of described car beam is provided with and connects lock, car beam below, described stage casing is provided with two saddle tubes and deposits cover, described vehicle frame left side is provided with towed equipment installation place, described towed equipment installation place is provided with towed equipment, described front fork is arranged in the head tube of leading portion car beam, described front-wheel is arranged on front fork, between described handlebar and front fork, be provided with handle bar folding loose-leaf, shown in handle bar folding hinge axis and front-wheel be left side 45 degree backward, described handle bar folding loose-leaf is provided with and connects lock, before described vehicle frame chain stay, central axis seat is installed, described central axis seat and vehicle frame junction are provided with transmission axis, described transmission axis right side is provided with power wheel, described car ladder seat is arranged on transmission axis left side by axle cap in transmission, described central axis seat is by the oblique vehicle frame vertical tube folding pull rod permanent seat place that is connected in of folding pull rod, the other end through hole of described central axis seat is run through axis is installed, described axis right side is provided with right side pin and turns, described axis left side is provided with left side pin and turns active connection, described left side pin turns active connection and turns and be connected with left side pin, described left side pin turns the pedal end turning with right side pin and is separately installed with pedal, described saddle tube is arranged in the vehicle frame vertical tube of vehicle frame top, described vehicle frame vertical tube top is provided with saddle tube tight locking button, described trailing wheel is arranged on vehicle frame chain stay, described rear sprocket wheel is arranged on trailing wheel.
Preferably, described by handle bar folding loose-leaf connect lock open, described handlebar to the left Rotate 180 degree makes the cross handle of handlebar be parallel to front-wheel, described folding car beam loose-leaf lock is opened, described three sections of car beams rotate to right lateral side with "the" shape, shown in make two sections of car beams as far as possible near vehicle frame, described saddle tube tight locking button is opened, described saddle tube is taken off, shown in saddle tube is inserted to stage casing car beam below by vehicle frame rear side saddle tube deposit in cover, the described stage casing loose joint by central axis seat folding pull rod is upwards mentioned, shown in central axis seat is rotated up and tries one's best near vehicle frame vertical tube.
Preferably, described axis left side is provided with left side pin and turns active connection, two opposite planar that described left side pin turns active connection turn check screw by pin and turn divergent ends with left side pin and be flexibly connected, two other relative side that described pin turns active connection is provided with through hole, pin is installed in described through hole and turns loose joint lock sleeve, the divergent ends that described left side pin turns is provided with and turns loose joint lock sleeve with pin and match and turn lock pin mounting hole into line-locked left side pin, described pin turns in lock pin mounting hole pull back spring is installed, left side pin turns lock pin and pin turns lock pin lock sleeve, by left side pin being turned to the operation of lock pin, on the left of can realizing, pin turns with respect to pin and turns active connection Rotate 180 degree, and lock.
Preferably, a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: described towed equipment comprises pulling carrier, dilatory tailstock, dilatory tail wheel, holder shelf, dilatory bar, dilatory follower lever, described pulling carrier is rectangle, the upper end of described pulling carrier is locked and is fixed on vehicle frame by pulling carrier, the fixed orifice of described pulling carrier below coordinates installation with the fixing fixture block of pulling carrier on vehicle frame lower left quarter transverse tube, a dilatory tail wheel is respectively set on the outstanding knee of the both sides, one end of described dilatory tailstock, the other end of described dilatory tailstock is arranged on the bottom of pulling carrier by connecting pin, described dilatory tailstock can be rotated down 180 degree around connecting pin, described dilatory bar and dilatory follower lever are sleeved in pulling carrier, on described dilatory bar, be provided with pulling handle, Liang Ge through hole, described holder shelf one end is installed on two holder shelf anchor shafts in dilatory tailstock outside, shown in ask the shelf can be around the rotation of holder shelf anchor shaft.
Preferably, described Jiao Guai upper end, right side is provided with right crus of diaphragm and turns gear, described power wheel comprises transmission big gear wheel and drive pinion, and described right crus of diaphragm turns gear and is connected by chain with the drive pinion in power wheel, and the power wheel big gear wheel in described power wheel is connected by chain with rear sprocket wheel.
Preferably, the lower end of described car ladder is connected with car ladder, and described car ladder can be rotated backward around the connecting portion of car ladder and car ladder, is provided with at the connecting portion front end of car ladder and car ladder the thrust block that prevents that car ladder from rotating forward.
In addition, in vehicle frame rear wheel above small-sized storage battery can be installed, pass through circuit modification, can repack this folding bicycle into folding electric bicycle, towed equipment can take off to trail and tow separately loading, in the foldable for storage packaging bag of the center of pulling carrier, when multifunctional folding bicycle takes out packaging bag to launch during in folded state, car load is wrapped to button tight, box dilatory to realize.
Beneficial effect of the present invention: owing to having adopted multiple connecting devices, handlebar, vehicle seat, car beam and the pin of bicycle of the present invention turn can realize multiple folding, form full folded state, simultaneously owing to having adopted towed equipment, when bicycle is folded up and loose expansion after pulling carrier, form draw-bar box type mobile status, can utilize dilatory tail wheel to carry out towing of bicycle, and pulling carrier can the independent loading of being separated from vehicle frame, fashion is attractive in appearance more to make bicycle, easy to carry, be beneficial to and shift transportation.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of riding of folding bicycle embodiment of the present invention;
Fig. 2 is the folded state three-dimensional structure diagram of folding bicycle embodiment of the present invention;
Fig. 3 is the left view of folding bicycle embodiment of the present invention;
Fig. 4 is the right elevation of folding bicycle embodiment of the present invention;
Fig. 5 is the body frame structure for automotive figure of folding bicycle embodiment of the present invention;
Fig. 6 is the right TV structure figure of the folded state of folding bicycle embodiment of the present invention;
Fig. 7 is the left TV structure figure of the folded state of folding bicycle embodiment of the present invention;
Fig. 8 is the towed equipment extended configuration three-dimensional structure diagram of folding bicycle embodiment of the present invention;
Fig. 9 is the towed equipment folded state three-dimensional structure diagram of folding bicycle embodiment of the present invention;
Figure 10 is that the left side pin of folding bicycle embodiment of the present invention turns activity chain fitting block diagram;
Figure 11 is left view and the section-drawing that the left side pin of folding bicycle embodiment of the present invention turns;
Reference numeral: 1, vehicle seat; 2, handlebar; 3, handle bar folding loose-leaf; 4, front fork; 5, front-wheel; 6, saddle tube is deposited cover; 7, axis; 8, left side pin turns activity chain joint chair; 9, left side pin turns; 10, central axis seat; 11, folding pull rod; 12, car ladder; 13, car ladder seat; 14 transmission axis; 15, folding pull rod permanent seat; 16, trailing wheel; 17, pulling carrier; 18, vehicle frame; 19 saddle tubes; 20, saddle tube tight locking button; 21, the folding loose-leaf of car beam; 22, dilatory tailstock; 23, dilatory wheel; 24, dilatory bar; 25, pedal; 26, holder shelf; 27, rear sprocket wheel; 28, power wheel; 29, right side pin turns; 30, pulling carrier lockhole; 31, the fixing fixture block of pulling carrier; 32, pulling carrier follower lever; 33, pulling carrier lock; 34, pin turns loose joint lock sleeve; 35, pin turns lock pin; 36, pin turns lock pin lock sleeve; 37, pin turns lock pin pull back spring; 38, pulling carrier fixed orifice.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
The structure of embodiment of the present invention folding bicycle is with reference to figure 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, shown in Figure 10 and Figure 11, a kind of portable multifunctional folding bicycle, comprise front-wheel 5, trailing wheel 16, car beam, vehicle frame 18, vehicle seat 1, handlebar 2, front fork 4, power wheel 28, rear sprocket wheel 27, chain, left side pin turn 9 and right side pin turn 29, also comprise towed equipment, central axis seat 10, transmission axis 14, it is characterized in that: described car beam is divided into three sections, folding loose-leaf is set between described each section of car beam to be connected, shown in the folding hinge axis of two car beams be vertical heteropleural setting, the folding loose-leaf 21 of described car beam is provided with and connects lock, car beam below, described stage casing is provided with two saddle tubes and deposits cover 6, described vehicle frame left side is provided with towed equipment installation place, described towed equipment installation place is provided with towed equipment, described front fork 4 is arranged in the head tube of leading portion car beam, described front-wheel 5 is arranged on front fork 4, between described handlebar 2 and front fork 4, be provided with handle bar folding loose-leaf 3, shown in handle bar folding live installation place, described towed equipment installation place is provided with towed equipment, described front fork 4 is arranged in the head tube of leading portion car beam, described front-wheel 5 is arranged on front fork 4, between described handlebar 2 and front fork 4, be provided with handle bar folding loose-leaf 3, shown in handle bar folding hinge axis and front-wheel be left side 45 degree backward, described handlebar loose-leaf 3 is provided with and connects lock, before described vehicle frame chain stay, central axis seat 10 is installed, described central axis seat 10 is provided with transmission axis 14 with vehicle frame junction, described transmission axis 14 right sides are provided with power wheel 28, described car ladder seat 13 is arranged on transmission axis left side by axle cap in transmission, described central axis seat 10 is by oblique vehicle frame vertical tube folding pull rod permanent seat 15 places that are connected in of folding pull rod 11, the other end through hole of described central axis seat is run through axis 7 is installed, described axis 7 right sides are provided with right side pin and turn 29, described axis 7 left sides are provided with left side pin and turn active connection 8, described left side pin turns active connection 8 and turns and be connected 9 with left side pin, described left side pin turn 9 and right side pin turn 29 pedal end and be separately installed with pedal 25, described saddle tube 19 is arranged in vehicle frame 18 top vehicle frame vertical tubes, described vehicle frame vertical tube top is provided with saddle tube tight locking button 20, described trailing wheel 16 is arranged on vehicle frame chain stay, described rear sprocket wheel 27 is arranged on trailing wheel 16.
Its folding shrinking state is referring to Fig. 2, Fig. 6 and Fig. 7, handle bar folding loose-leaf is connected to lock to be opened, described handlebar 2 to the left Rotate 180 degree makes the cross handle of handlebar be parallel to front-wheel, described folding car beam loose-leaf lock is opened, described three sections of car beams rotate to right lateral side with "the" shape, shown in make two sections of car beams as far as possible near vehicle frame 18, described saddle tube tight locking button 20 is opened, described saddle tube 19 is taken off, shown in saddle tube 19 is inserted to stage casing car beams below by vehicle frame 18 rear sides saddle tube deposit in cover 6, the described stage casing loose joint by folding pull rod 11 is upwards mentioned, shown in central axis seat 10 is rotated up and tries one's best near vehicle frame vertical tube.
Its left side pin turns referring to Figure 10, Figure 11, axis 7 left sides are provided with left side pin and turn active connection 8, two opposite planar that described left side pin turns active connection 8 turn check screw by pin and turn divergent ends with left side pin and be flexibly connected, two other relative side that described pin turns active connection 8 is provided with through hole, pin is installed in described through hole and turns loose joint lock sleeve 34, described left side pin turns 9 divergent ends and is provided with and turns loose joint lock sleeve 34 with pin and match and turn lock pin mounting hole into line-locked left side pin, described pin turns pull back spring 37 is installed in lock pin mounting hole, left side pin turns lock pin 35 and pin turns lock pin lock sleeve 36, by left side pin being turned to the operation of lock pin 35, on the left of can realizing, pin turns 9 and turns active connection 8 Rotate 180 degree with respect to pin, and lock.
Towed equipment is referring to Fig. 8, Fig. 9, towed equipment comprises pulling carrier 17, dilatory tailstock 22, dilatory tail wheel 23, holder shelf 26, dilatory bar 24, dilatory follower lever 32, described pulling carrier 17 is rectangle, the upper end of described pulling carrier 17 is locked 33 by pulling carrier and is fixed on vehicle frame 18, the fixed orifice of described pulling carrier 17 belows coordinates installation with the fixing fixture block 31 of pulling carrier on vehicle frame lower left quarter transverse tube, a dilatory tail wheel 23 is respectively set on the outstanding knee of the both sides, one end of described dilatory tailstock 22, the other end of described dilatory tailstock 22 is arranged on the bottom of pulling carrier by connecting pin, described dilatory tailstock 22 can be rotated down 180 degree around connecting pin, described dilatory bar 24 and dilatory follower lever 32 are sleeved in pulling carrier, on described dilatory bar 24, be provided with pulling handle, described holder shelf 26 Liang Ge through holes, one end are installed on two holder shelf anchor shafts in dilatory tailstock 22 outsides, shown in ask the shelf 26 can be around the rotation of holder shelf anchor shaft.
Right side pin turns 29 upper end and right crus of diaphragm is installed turns gear, described power wheel 28 comprises transmission big gear wheel and drive pinion, described right crus of diaphragm turns gear and is connected by chain with the drive pinion in power wheel, and the power wheel big gear wheel in described power wheel is connected by chain with rear sprocket wheel.
The lower end of car ladder 13 is connected with car ladder 12, and described car ladder 12 can be rotated backward around the connecting portion of car ladder and car ladder, is provided with at the connecting portion front end of car ladder and car ladder the thrust block that prevents that car ladder from rotating forward.
The above embodiment has only been expressed one embodiment of the present invention, but can not therefore be interpreted as limitation of the scope of the invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (6)
1. a portable multifunctional folding bicycle, comprise front-wheel, trailing wheel, car beam, vehicle frame, vehicle seat, handlebar, front fork, power wheel, rear sprocket wheel, chain, left side pin turns with right side pin and turns, also comprise towed equipment, central axis seat, transmission axis, it is characterized in that: described car beam is divided into three sections, folding loose-leaf is set between described each section of car beam to be connected, shown in the folding hinge axis of two car beams be vertical heteropleural setting, the folding loose-leaf of described car beam is provided with and connects lock, car beam below, described stage casing is provided with two saddle tubes and deposits cover, described vehicle frame left side is provided with towed equipment installation place, described towed equipment installation place is provided with towed equipment, described front fork is arranged in the head tube of leading portion car beam, described front-wheel is arranged on front fork, between described handlebar and front fork, be provided with handle bar folding loose-leaf, shown in handle bar folding hinge axis and front-wheel be left side 45 degree backward, described handle bar folding loose-leaf is provided with and connects lock, before described vehicle frame chain stay, central axis seat is installed, described central axis seat and vehicle frame junction are provided with transmission axis, described transmission axis right side is provided with power wheel, described car ladder seat is arranged on transmission axis left side by axle cap in transmission, described central axis seat is by the oblique vehicle frame vertical tube folding pull rod permanent seat place that is connected in of folding pull rod, the other end through hole of described central axis seat is run through axis is installed, described axis right side is provided with right side pin and turns, described axis left side is provided with left side pin and turns active connection, described left side pin turns active connection and turns and be connected with left side pin, described left side pin turns the pedal end turning with right side pin and is separately installed with pedal, described saddle tube is arranged in the vehicle frame vertical tube of vehicle frame top, described vehicle frame vertical tube top is provided with saddle tube tight locking button, described trailing wheel is arranged on vehicle frame chain stay, described rear sprocket wheel is arranged on trailing wheel.
2. a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: described by handle bar folding loose-leaf connect lock open, described handlebar to the left Rotate 180 degree makes the cross handle of handlebar be parallel to front-wheel, describedly folding car beam loose-leaf is connected to lock open, described three sections of car beams rotate to right lateral side with "the" shape, shown in make two sections of car beams as far as possible near vehicle frame, described saddle tube tight locking button is opened, described saddle tube is taken off, shown in saddle tube is inserted to stage casing car beam below by vehicle frame rear side saddle tube deposit in cover, the described stage casing loose joint by central axis seat folding pull rod is upwards mentioned, shown in central axis seat is rotated up and tries one's best near vehicle frame vertical tube.
3. a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: described axis left side is provided with left side pin and turns active connection, two opposite planar that described left side pin turns active connection turn check screw by pin and turn divergent ends with left side pin and be flexibly connected, two other relative side that described pin turns active connection is provided with through hole, pin is installed in described through hole and turns loose joint lock sleeve, the divergent ends that described left side pin turns is provided with and turns loose joint lock sleeve with pin and match and turn lock pin mounting hole into line-locked left side pin, described pin turns in lock pin mounting hole pull back spring is installed, left side pin turns lock pin and pin turns lock pin lock sleeve, by left side pin being turned to the operation of lock pin, on the left of can realizing, pin turns with respect to pin and turns active connection Rotate 180 degree, and lock.
4. a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: described towed equipment comprises pulling carrier, dilatory tailstock, dilatory tail wheel, holder shelf, dilatory bar, dilatory follower lever, described pulling carrier is rectangle, the upper end of described pulling carrier is locked and is fixed on vehicle frame by pulling carrier, the fixed orifice of described pulling carrier below coordinates installation with the fixing fixture block of pulling carrier on vehicle frame lower left quarter transverse tube, a dilatory tail wheel is respectively set on the outstanding knee of the both sides, one end of described dilatory tailstock, the other end of described dilatory tailstock is arranged on the bottom of pulling carrier by connecting pin, described dilatory tailstock can be rotated down 180 degree around connecting pin, described dilatory bar and dilatory follower lever are sleeved in pulling carrier, on described dilatory bar, be provided with pulling handle, Liang Ge through hole, described holder shelf one end is installed on two holder shelf anchor shafts in dilatory tailstock outside, shown in ask the shelf can be around the rotation of holder shelf anchor shaft.
5. a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: described Jiao Guai upper end, right side is provided with right crus of diaphragm and turns gear, described power wheel comprises transmission big gear wheel and drive pinion, described right crus of diaphragm turns gear and is connected by chain with the drive pinion in power wheel, and the power wheel big gear wheel in described power wheel is connected by chain with rear sprocket wheel.
6. a kind of portable multifunctional folding bicycle according to claim 1, it is characterized in that: the lower end of described car ladder is connected with car ladder, described car ladder can be rotated backward around the connecting portion of car ladder and car ladder, is provided with at the connecting portion front end of car ladder and car ladder the thrust block that prevents that car ladder from rotating forward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434072.8A CN103786821A (en) | 2012-11-05 | 2012-11-05 | Multifunctional portable folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210434072.8A CN103786821A (en) | 2012-11-05 | 2012-11-05 | Multifunctional portable folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103786821A true CN103786821A (en) | 2014-05-14 |
Family
ID=50662999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210434072.8A Pending CN103786821A (en) | 2012-11-05 | 2012-11-05 | Multifunctional portable folding bicycle |
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| Country | Link |
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| CN (1) | CN103786821A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106828742A (en) * | 2017-02-04 | 2017-06-13 | 陈玉如 | Portable case type folding bicycle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001146188A (en) * | 1999-11-19 | 2001-05-29 | Takao Doi | Folding bicycle |
| DE202005019501U1 (en) * | 2005-12-12 | 2006-02-09 | Biria Ag | Bicycle has a frame whereby frame has front wheel area, rear wheel area and axle tube wherein at axle tube two joints are provided and frame is subdivided, through joints, into three jointly connected sections |
| CN2825437Y (en) * | 2005-09-23 | 2006-10-11 | 于志超 | Three-folding bicycle |
| CN2863618Y (en) * | 2005-11-21 | 2007-01-31 | 秦跃进 | Multifunctional triple-folding traveling bicycle |
| KR20110003224U (en) * | 2009-09-24 | 2011-03-30 | 이화식 | A folding bike |
| CN102381411A (en) * | 2010-08-30 | 2012-03-21 | 宫佳琳 | Foldable bicycle |
-
2012
- 2012-11-05 CN CN201210434072.8A patent/CN103786821A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001146188A (en) * | 1999-11-19 | 2001-05-29 | Takao Doi | Folding bicycle |
| CN2825437Y (en) * | 2005-09-23 | 2006-10-11 | 于志超 | Three-folding bicycle |
| CN2863618Y (en) * | 2005-11-21 | 2007-01-31 | 秦跃进 | Multifunctional triple-folding traveling bicycle |
| DE202005019501U1 (en) * | 2005-12-12 | 2006-02-09 | Biria Ag | Bicycle has a frame whereby frame has front wheel area, rear wheel area and axle tube wherein at axle tube two joints are provided and frame is subdivided, through joints, into three jointly connected sections |
| KR20110003224U (en) * | 2009-09-24 | 2011-03-30 | 이화식 | A folding bike |
| CN102381411A (en) * | 2010-08-30 | 2012-03-21 | 宫佳琳 | Foldable bicycle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106828742A (en) * | 2017-02-04 | 2017-06-13 | 陈玉如 | Portable case type folding bicycle |
| CN106828742B (en) * | 2017-02-04 | 2022-01-18 | 陈玉如 | Suitcase type folding bicycle |
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Application publication date: 20140514 |