CN104512515A - Bicycle driven by front wheel - Google Patents
Bicycle driven by front wheel Download PDFInfo
- Publication number
- CN104512515A CN104512515A CN201410781696.6A CN201410781696A CN104512515A CN 104512515 A CN104512515 A CN 104512515A CN 201410781696 A CN201410781696 A CN 201410781696A CN 104512515 A CN104512515 A CN 104512515A
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- Prior art keywords
- wheel
- bicycle
- pole
- word
- cooperation
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/60—Rider propelled cycles with auxiliary electric motor power-driven at axle parts
Abstract
A bicycle driven by a front wheel is characterized in that a driving device is mounted on a front wheel and comprises a pedal crank set, a front wheel middle shaft, a matched rotating device, a pole wheel and a front wheel hub, wherein the pedal crank set drives the front wheel middle shaft; the matched rotating device is fixedly mounted on the matched rotating device; the pole wheel is embedded into the matched rotating device; the front wheel hub is matched with a unidirectional rotating device of the pole wheel. According to the bicycle, the bicycle driven by the front wheel can be realized by the pole wheel and the matched rotating device, the structure is simple, the installation is convenient and the cost is low; the service life is long, and the safety of riding the bicycle is improved.
Description
Technical field
The present invention relates to technical field of bicycles, particularly relate to a kind of bicycle of f-w-d.
Background technology
In recent years along with environmental consciousness comes back, the idea of energy-saving and carbon-saving is also implemented in daily life gradually, add that modern is to stress-relieving activity and healthy attention, so more and more people regards walking-replacing tool or the instrument of bodybuilding and entertainment with bicycle or Electrical Bicycle, bicycle or Electrical Bicycle not only can replace other vehicle, the waste gas that the general vehicle can be avoided again to produce and environment is impacted and destruction, on the other hand again can by bicycle or Electrical Bicycle reach the object of motion and strong body and mind by bike, also the people that therefore gets more and more can buy bicycle or Electrical Bicycle regards walking-replacing tool or recreation and body-building instrument.
Traditional bicycle driving structure, as shown in Figure 1, for the structural representation of existing bicycle driving structure, as shown in the figure, the drive configuration 1 of existing bicycle is through trailing wheel 10 and drives front-wheel, so drive configuration 1 is located at outside trailing wheel 10, drive configuration 1 includes sprocket crank group 11, pole wheels 12 and connects the chain 13 of chain crank group 11 and pole wheels 12, wherein sprocket crank group 11 comprises again large fluted disc, crank group and stretcher, and pole wheels 12 comprise again pole wheel and backgear.By this, step on stretcher and sprocket crank group 11 then can be made through the transmission of chain 13, and then drive the pole wheels 12 be located at outside trailing wheel 10 to rotate, so trailing wheel 10 can be made to rotate, therefore drive front-drive, reach the object of advancing.
But the drive configuration of existing bicycle is quite complicated, especially sprocket crank group and chain are in use easy to loosen or cannot rotate because departing from sprocket wheel.For avoiding that this situation occurs, so drive configuration needs cleaned at regular intervals and maintenance, then need to spend more time and money in clean maintenance.And also easily because chain-loose causes having some setbacks or even cannot drive when driving in driving.More easily because drive the damage of drive configuration in way, when causing driving bicycle, danger significantly improves.
Summary of the invention
The object of the invention is to solve the bicycle that above deficiency and defect propose a kind of f-w-d.
For reaching this object, the present invention by the following technical solutions:
A bicycle for f-w-d, described actuating device is installed on front-wheel, comprises pedal crank group, front-wheel axis, cooperation wheel word, pole wheel and front-wheel hub; Pedal crank group drives described front-wheel axis, and described cooperation wheel word is fixedly installed in described front-wheel axis, and described pole wheel is nested in described cooperation wheel word, and the single direction turning mechanism that described front-wheel hub is taken turns with described pole coordinates.
Preferably, it also comprises work-saving device; Described work-saving device comprises magnetic electric generating devcie, storage battery and motor; Described magnetic electric generating devcie comprises the plastic hoop of hollow, the magnetic dot be arranged on described plastic hoop, and can produce the friction gear of electricity with described magnetic dot wipe contact; Described friction gear comprises outer and is provided with the hollow cylinder of raised line and protrudes to described plastic hoop through described raised line and be connected with the friction shoe of electric wire; Described hollow cylinder is through described front-wheel axis; Described plastic hoop is enclosed within described hollow cylinder and contacts with the protruding end of described friction shoe; Described plastic hoop is mounted on the outside of brake disc; Described brake disc is enclosed within described front-wheel axis and is mounted on described front-wheel hub, with described actuating device not in the same side.
Preferably, the front end of vehicle frame is provided with turning cylinder, and the upper end of described turning cylinder is provided with a forearm extended forward; Described forearm is provided with handlebar handle, installation car handle on described handlebar handle; The front end of described pipe is provided with a spacing described handlebar handle and is positioned at the inhibiting device of the lower end of described forearm, and one end of described inhibiting device is connected with described pipe, and the other end is connected with described handlebar handle.
Preferably, described inhibiting device comprises attaching parts, the first adapter shaft, the second adapter shaft and the connecting strap that is connected with described handlebar handle with radian; The two ends of described attaching parts are provided with circular hole, and the circular hole of described attaching parts one end is connected by described first adapter shaft with the circular hole of the upper setting of described vehicle frame front end; The circular hole of the other end is connected by described second adapter shaft with the circular hole in described connecting strap.
Preferably, described cooperation wheel word comprises and is arranged at wheel outside, described pole and coordinates the cover acting flange that rotates with the shell that described pole is taken turns and to be fixed on described front-wheel axis and attachment flange for fixing described cover acting flange, or described front-wheel axis and attachment flange integrated shaping, or attachment flange is integrated shaping with cover acting flange, or described front-wheel axis, attachment flange and cover acting flange are formed in one.
Preferably, be provided with protruding buckle in described cover acting flange, the case surface of described pole wheel is provided with the groove matched with described protruding buckle.
Preferably, described pole wheel is provided with bearing with the inside of described cover acting flange abutting end, the single direction turning mechanism of pole wheel described in described bearings.
Preferably, the shell of described pole wheel and the integrated setting of described cover acting flange.
Preferably, described cooperation wheel word also comprises and coordinates wheel word cover, and the top of described cooperation wheel word cover is provided with a connection pipe, and described connection pipe is connected to described turning cylinder.
Preferably, described pole wheel comprises the single direction turning mechanism of shell and hollow; One end of described single direction turning mechanism is placed in shell, and the other end is provided with screw thread and is connected with described front-wheel; The surface of described shell is provided with the groove matched with described protruding buckle.
The present invention is taken turns by pole and coordinates wheel word just can realize the f-w-d of bicycle, and structure is simple, and it is convenient to install, and cost is low; And long service life, improve safety when driving bicycle.
Accompanying drawing explanation
Fig. 1 is the structural representation of the drive configuration of existing bicycle.
Fig. 2 is the structural representation of the present invention's specific embodiment.
Fig. 3 is the cutaway view of actuating device of the present invention.
Fig. 4 is the cutaway view of servo-unit of the present invention.
Fig. 5 is the present invention's specific embodiment part-structure schematic diagram.
Wherein: 1 is drive configuration, 2 is vehicle frame, 5 is front-wheel, 7 is vehicle seat, 8 is magnetic electric generating devcie, 9 is front-wheel axis, 6, 10 is trailing wheel (prior art), 11 is crank group, 12 is pole wheels, 13 is chain, 14 brake discs, 15 for coordinating wheel word cover, 16 is inhibiting device, 17 is connection pipe, 21 is turning cylinder, 211 is forearm, 41 is pole wheel, 42 for coordinating wheel word, 43 is pedal crank group, 81 is plastic hoop, 82 is friction gear, 101 is electric wire, 102 is raised line, 161 is attaching parts, 162 is the first adapter shaft, 163 is the second adapter shaft, 164 is connecting strap, 421 is cover acting flange, 422 is attachment flange, 431 is crank, 432 is stretcher, 821 is hollow cylinder, 822 is friction shoe.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
A bicycle for f-w-d, described actuating device 4 is installed on front-wheel 5, comprises pedal crank group 43, front-wheel axis 9, cooperation wheel word 42, pole wheel 41 and front-wheel hub; Pedal crank group 43 drives described front-wheel axis 9, and described cooperation wheel word 42 is fixedly installed in described front-wheel axis 9, and described pole wheel 41 is nested in described cooperation wheel word 42, and the single direction turning mechanism 412 that described front-wheel hub and described pole take turns 41 coordinates.
As shown in Figures 2 and 3, a kind of bicycle of f-w-d, mainly comprises vehicle frame 2, front-wheel 5, trailing wheel 6 and actuating device 4.Pedal crank group 43 comprises a crank 431 and a stretcher 432, when bicycle needs to drive, both feet are only needed to trample described stretcher 432, described crank 431 can drive described front-wheel axis 9 to rotate, in described front-wheel axis 9 rotary course, described cooperation wheel word 42 can be driven to rotate, the shell 411 that described cooperation wheel word 42 drives described pole to take turns 41 again rotates, the single direction turning mechanism 412 of described pole wheel 41 finally drives described front-wheel hub to rotate, and achieves the driving of described front-wheel 5.The present invention is taken turns by pole and coordinates wheel word just can realize the f-w-d of bicycle, and structure is simple, and it is convenient to install, and cost is low; And long service life, improve safety when driving bicycle.
Preferably, it also comprises work-saving device; Described work-saving device comprises magnetic electric generating devcie 8, storage battery and motor; Described magnetic electric generating devcie 8 comprises the plastic hoop 81 of hollow, the magnetic dot be arranged on described plastic hoop 81, and can produce the friction gear 82 of electricity with described magnetic dot wipe contact; Described friction gear 82 comprises outer and is provided with the hollow cylinder 821 of raised line 102 and protrudes to described plastic hoop 81 through described raised line 102 and be connected with the friction shoe 822 of electric wire 100; Described hollow cylinder 821 is through described front-wheel axis 9; Described plastic hoop 81 is enclosed within described hollow cylinder 821 and contacts with the protruding end of described friction shoe 822; Described plastic hoop 81 is mounted on the outside of brake disc 14; Described brake disc 14 is enclosed within described front-wheel axis 9 and is mounted on described front-wheel hub, with described actuating device not in the same side.
Preferably, described actuating device 4 is installed on described front-wheel axis 9, is therefore realized the walking of bicycle by the driving of described front-wheel 5.Described plastic hoop 81 installation is fixed and is positioned at the outside of brake disc 14; Described brake disc 14 is enclosed within described front-wheel axis 9 and is mounted on described front-wheel hub, therefore described plastic hoop 81 can rotate along with the rotation of front-wheel, electricity can be produced, the fax accumulators energy storage produced when the magnetic dot on described plastic hoop 81 and described friction shoe 822 wipe contact.When needs power-assisted, storage battery provides electric energy can to described motor, thus makes motor drive described front-wheel 5 or described trailing wheel 6 to rotate.The described hollow cylinder 821 that outer is provided with raised line 102 is enclosed within the wipe contact that described front-wheel axis 9 facilitates described friction shoe 822 and described magnetic dot while installing described friction shoe 822.Utilize magnetic electric generating devcie accumulators to provide electric energy, thus drive vehicle wheel rotation when needs power-assisted, not only make rider save muscle power in traveling bicycle process, can not sense of fatigue be produced; And the structure design of magnetic electric generating devcie is simple, cost is low, easy for installation, quick.
Preferably, the front end of described vehicle frame 2 is provided with turning cylinder 21, and the upper end of described turning cylinder 21 is provided with a forearm extended forward 211; Described forearm 211 is provided with handlebar handle, installation car handle on described handlebar handle; The front end of described pipe is provided with a spacing described handlebar handle and is positioned at the inhibiting device 16 of the lower end of described forearm 211, and one end of described inhibiting device 16 is connected with described pipe, and the other end is connected with described handlebar handle.
Described turning cylinder 21 can drive described front-wheel to deflect to the left or to the right.Because be f-w-d, the meeting of rider's upper body forward; Arranging described forearm 211 is comforts in order to rider's stretching hand with arm; And both feet trample when described stretcher 432 also comparatively easy.When described inhibiting device 16 is set in order to prevent rider from case of emergency rotating headstock, due to overstretched for excessive and make centre-of gravity shift when whole front-wheel being rotated to the left or to the right 90 degree, bicycle shakiness is easily fallen down injured, so inhibiting device 16 can limit the anglec of rotation of headstock in rotation process, make headstock can keep the stability of bicycle in deflection, improve bicycle safety in the process of moving.
Preferably, described inhibiting device 16 comprises attaching parts 161, first adapter shaft 162, second adapter shaft 163 with radian and the connecting strap 164 be connected with described handlebar handle; The two ends of described attaching parts 161 are provided with circular hole, and the circular hole of described attaching parts one end is connected by described first adapter shaft 162 with the circular hole that described vehicle frame 2 front end is arranged; The circular hole of the other end is connected by described second adapter shaft 163 with the circular hole in described connecting strap 164.
Described forearm 211 can deflect to the left or to the right, and therefore described inhibiting device 16 is also a device that can deflect; But described inhibiting device 16 ensures that described headstock keeps the stability of bicycle in deflection again, therefore described attaching parts 161 has radian, and described radian just can limit the angle of headstock deflection.Described connecting strap 164 drives described second adapter shaft 163 to deflect in deflection, thus drives described attaching parts 161 to deflect, and described attaching parts 161 rotates along described first adapter shaft 162.Such limit device structure is simple, quick for installation, easy to maintenance, cost is low.
Preferably, described cooperation wheel word 42 comprises being arranged at and to coordinate the cover acting flange 421 that rotates outside described pole wheel 41 and with the shell that described pole take turns 41 and to be fixed on described front-wheel axis 9 and attachment flange 422 for fixing described cover acting flange 421, or described front-wheel axis 9 is integrated shaping with attachment flange 422, or attachment flange 422 is integrated shaping with cover acting flange 421, or described front-wheel axis 9, attachment flange 422 and cover acting flange 421 are formed in one.
Described cooperation wheel word 42 comprises cover acting flange 421 and attachment flange 422 conveniently processes; Described cooperation wheel word 42 needs integrated setting with described front-wheel axis 9, and also will be connected with described pole wheel 41 could realize driving described pole to take turns the shell rotation of 41 by described cooperation wheel word 42.Preferred plan is front-wheel axis 9 and coordinate the integrated machine-shaping of wheel word 42, but if so, tooling cost is too high, yield rate is very low, therefore need to take substituting scheme, front-wheel axis 9, attachment flange 422 and cover acting flange 421 are divided into three parts, significantly can reduce difficulty of processing.Certainly, front-wheel axis 9 and attachment flange 422 can be integrated shaping, or attachment flange 422 is integrated shaping with cover acting flange 421.
Preferably, be provided with protruding buckle in described cover acting flange 421, the case surface of described pole wheel 41 is provided with the groove matched with described protruding buckle.
Described cover acting flange 421 realizes coordinating by the groove fit that protruding buckle and described pole take turns 41 and rotates, and such cooperation installing/dismounting is simple, is not easy to loosen, long service life in rotation process; And described cover acting flange 421 or described pole wheel 41 are when breaking down, for convenience detach, change, maintenance.
Preferably, described pole wheel 41 is provided with bearing 18 with the inside of described cover acting flange 21 abutting end, and described bearing 18 supports the single direction turning mechanism of described pole wheel 41.
Described bearing 18 can reduce described pole take turns in 41 rotation processes with described axis 9 mechanical load friction coefficient; Ensure the stability of described pole wheel 41 in rotation process simultaneously.
Preferably, shell and the integrated setting of described cover acting flange 421 of 41 is taken turns in described pole.
The shell of described pole wheel 41 and the integrated setting of described cover acting flange 421, structure is simple, and cost is low.
Preferably, described cooperation wheel word 42 also comprises and coordinates wheel word cover 15, and the top of described cooperation wheel word cover 15 is provided with a connection pipe 17, and described connection pipe 17 is connected to described turning cylinder 21.
Described cooperation wheel word cover 15 plays the effect of protecting described cooperation wheel word 42, prevents earth or other foreign material from pasting on described cooperation wheel word 42, reduces service life; And it is clean also convenient.Directly utilize described connection pipe 17 to be connected with headstock, while the described cooperation wheel word 42 of realization protection, reduced proper motion bassinet structure, saves cost.
Preferably, described pole wheel 41 comprises the single direction turning mechanism 412 of shell 411 and hollow; One end of described single direction turning mechanism 412 is placed in shell 411, and the other end is provided with screw thread and is connected with described front-wheel; The surface of described shell 411 is provided with the groove matched with described protruding buckle.
Utilize described shell 411 and described single direction turning mechanism 412 to make foot-operated to step on forward bicycle then to moving ahead, step on then motionless backward, utilize screw thread and described front-wheel fit structure simply, cost is low.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. a bicycle for f-w-d, is characterized in that: described actuating device is installed on front-wheel, comprises pedal crank group, front-wheel axis, cooperation wheel word, pole wheel and front-wheel hub; Pedal crank group drives described front-wheel axis, and described cooperation wheel word is fixedly installed in described front-wheel axis, and described pole wheel is nested in described cooperation wheel word, and the single direction turning mechanism that described front-wheel hub is taken turns with described pole coordinates.
2. the bicycle of f-w-d according to claim 1, is characterized in that: it also comprises work-saving device; Described work-saving device comprises magnetic electric generating devcie, storage battery and motor; Described magnetic electric generating devcie comprises the plastic hoop of hollow, the magnetic dot be arranged on described plastic hoop, and can produce the friction gear of electricity with described magnetic dot wipe contact; Described friction gear comprises outer and is provided with the hollow cylinder of raised line and protrudes to described plastic hoop through described raised line and be connected with the friction shoe of electric wire; Described hollow cylinder is through described front-wheel axis; Described plastic hoop is enclosed within described hollow cylinder and contacts with the protruding end of described friction shoe; Described plastic hoop is mounted on the outside of brake disc; Described brake disc is enclosed within described front-wheel axis and is mounted on described front-wheel hub, with described actuating device not in the same side.
3. the bicycle of f-w-d according to claim 1, is characterized in that: the front end of vehicle frame is provided with turning cylinder, and the upper end of described turning cylinder is provided with a forearm extended forward; Described forearm is provided with handlebar handle, installation car handle on described handlebar handle; The front end of described pipe is provided with a spacing described handlebar handle and is positioned at the inhibiting device of the lower end of described forearm, and one end of described inhibiting device is connected with described pipe, and the other end is connected with described handlebar handle.
4. the bicycle of f-w-d according to claim 3, is characterized in that: described inhibiting device comprises attaching parts, the first adapter shaft, the second adapter shaft and the connecting strap that is connected with described handlebar handle with radian; The two ends of described attaching parts are provided with circular hole, and the circular hole of described attaching parts one end is connected by described first adapter shaft with the circular hole of the upper setting of described vehicle frame front end; The circular hole of the other end is connected by described second adapter shaft with the circular hole in described connecting strap.
5. the bicycle of f-w-d according to claim 3, it is characterized in that: described cooperation wheel word comprises and is arranged at wheel outside, described pole and coordinates the cover acting flange that rotates with the shell that described pole is taken turns and to be fixed on described front-wheel axis and attachment flange for fixing described cover acting flange, or described front-wheel axis and attachment flange integrated shaping, or attachment flange is integrated shaping with cover acting flange, or described front-wheel axis, attachment flange and cover acting flange are formed in one.
6. the bicycle of f-w-d according to claim 5, is characterized in that: be provided with protruding buckle in described cover acting flange, and the case surface of described pole wheel is provided with the groove matched with described protruding buckle.
7. the bicycle of f-w-d according to claim 5, is characterized in that: described pole wheel is provided with bearing with the inside of described cover acting flange abutting end, the single direction turning mechanism of pole wheel described in described bearings.
8. the bicycle of f-w-d according to claim 5, is characterized in that: the shell of described pole wheel and the integrated setting of described cover acting flange.
9. the bicycle of f-w-d according to claim 5, is characterized in that: described cooperation wheel word also comprises and coordinates wheel word cover, and the top of described cooperation wheel word cover is provided with a connection pipe, and described connection pipe is connected to described turning cylinder.
10. the bicycle of f-w-d according to claim 1, is characterized in that: described pole wheel comprises the single direction turning mechanism of shell and hollow; One end of described single direction turning mechanism is placed in shell, and the other end is provided with screw thread and is connected with described front-wheel; The surface of described shell is provided with the groove matched with described protruding buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781696.6A CN104512515B (en) | 2014-12-16 | 2014-12-16 | A kind of bicycle of front-wheel drive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410781696.6A CN104512515B (en) | 2014-12-16 | 2014-12-16 | A kind of bicycle of front-wheel drive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104512515A true CN104512515A (en) | 2015-04-15 |
| CN104512515B CN104512515B (en) | 2017-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410781696.6A Expired - Fee Related CN104512515B (en) | 2014-12-16 | 2014-12-16 | A kind of bicycle of front-wheel drive |
Country Status (1)
| Country | Link |
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| CN (1) | CN104512515B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1158807A (en) * | 1996-08-22 | 1997-09-10 | 杨顺 | Front wheel driven bicycle with gearing |
| JP2008284959A (en) * | 2007-05-16 | 2008-11-27 | Ko Meitetsu | Bicycle for exercise |
| CN101954942A (en) * | 2009-07-20 | 2011-01-26 | 刘新广 | Rear-wheel guiding chainless bicycle |
| CN102233942A (en) * | 2010-04-23 | 2011-11-09 | 张海生 | Deck chair vehicle |
| CN202608996U (en) * | 2012-06-13 | 2012-12-19 | 青岛大学 | Double-drive folding-type pedal bicycle |
| CN202642010U (en) * | 2012-03-19 | 2013-01-02 | 张海生 | Solar deck chair vehicle |
| US20130075996A1 (en) * | 2011-09-23 | 2013-03-28 | Matthew F. ARMBRUSTER | Tricycle |
| DE102013008528A1 (en) * | 2013-05-17 | 2014-11-20 | Eginhard Berger | Device for rear-wheel steering in front-wheel-drive lightweight vehicles with pedal drive, especially for S-P (swing pedal) driven vehicles, this steering device consist of two steering arms and a bevel gear |
| CN204399431U (en) * | 2014-12-16 | 2015-06-17 | 杨达勇 | A kind of bicycle of f-w-d |
-
2014
- 2014-12-16 CN CN201410781696.6A patent/CN104512515B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1158807A (en) * | 1996-08-22 | 1997-09-10 | 杨顺 | Front wheel driven bicycle with gearing |
| JP2008284959A (en) * | 2007-05-16 | 2008-11-27 | Ko Meitetsu | Bicycle for exercise |
| CN101954942A (en) * | 2009-07-20 | 2011-01-26 | 刘新广 | Rear-wheel guiding chainless bicycle |
| CN102233942A (en) * | 2010-04-23 | 2011-11-09 | 张海生 | Deck chair vehicle |
| US20130075996A1 (en) * | 2011-09-23 | 2013-03-28 | Matthew F. ARMBRUSTER | Tricycle |
| CN202642010U (en) * | 2012-03-19 | 2013-01-02 | 张海生 | Solar deck chair vehicle |
| CN202608996U (en) * | 2012-06-13 | 2012-12-19 | 青岛大学 | Double-drive folding-type pedal bicycle |
| DE102013008528A1 (en) * | 2013-05-17 | 2014-11-20 | Eginhard Berger | Device for rear-wheel steering in front-wheel-drive lightweight vehicles with pedal drive, especially for S-P (swing pedal) driven vehicles, this steering device consist of two steering arms and a bevel gear |
| CN204399431U (en) * | 2014-12-16 | 2015-06-17 | 杨达勇 | A kind of bicycle of f-w-d |
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| Publication number | Publication date |
|---|---|
| CN104512515B (en) | 2017-07-18 |
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