CN103047380A - Vehicular power transmission mechanism - Google Patents
Vehicular power transmission mechanism Download PDFInfo
- Publication number
- CN103047380A CN103047380A CN201210589845XA CN201210589845A CN103047380A CN 103047380 A CN103047380 A CN 103047380A CN 201210589845X A CN201210589845X A CN 201210589845XA CN 201210589845 A CN201210589845 A CN 201210589845A CN 103047380 A CN103047380 A CN 103047380A
- Authority
- CN
- China
- Prior art keywords
- driving wheel
- wheel
- motion bar
- driven
- driven axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Transmissions By Endless Flexible Members (AREA)
Abstract
The invention discloses a vehicular power transmission mechanism which comprises a driving wheel, a driven wheel and a drive belt. The driving wheel comprises a front fixed wheel and a front moving wheel. The driven wheel comprises a rear fixed wheel and a rear moving wheel. A front spring axially acting on the front moving wheel is arranged on a driving shaft. A rear spring axially acting on the rear moving wheel is arranged on a driven shaft. A plurality of angled moving rods are arranged on the driven shaft, corners of the moving rods are movably connected with the driven shaft, inner ends of the moving rods act on the rear moving wheel, and an outer weight is arranged at the outer end of each moving rod and extends towards outside of the rear moving wheel. When the moving rods move with the driven shaft, the moving rods apply acting force to the rear moving wheel to drive the rear moving wheel to tend to move towards in a direction of overcoming elasticity of the rear spring. The vehicular power transmission mechanism is simple in structure, high in operational stability and applicable to power transmission in the fields of motorcycles, automobiles and the like.
Description
Technical field
The present invention relates to a kind of vehicle power transmission mechanism.
Background technique
The vehicle power transmission mechanism of existing centrifugal structure is when carrying out transmission of power, and great majority are the transmission modes that adopt the little moment of torsion of the slow-speed of revolution, high rotating speed high pulling torque, or at a high speed and low speed all are kinds of drive of the moment of torsion such as employing.The little moment of torsion of the slow-speed of revolution namely be the start up period, secondary speed is lower, exocentric structure on the follower is substantially inoperative, distance between the position of matching with driving belt on the driving wheel and the driving shaft has embodied the drive characteristic of the little moment of torsion of the slow-speed of revolution this moment greater than the distance between the position of matching with driving belt on the follower and the driven shaft (being follower and the radius that cooperates of driving belt); The transmission mode of high rotating speed high pulling torque is in high-revolving situation, and the distance relation between them (being both and the cooperation radius of driving belt) is then opposite, has embodied the drive characteristic of high rotating speed high pulling torque this moment.Deng the kind of drive of moment of torsion, when namely being power mechanism work, in any case rotating speed changes, driving wheel all is to adopt constant moment of torsion to the transmission of driven wheel.
And desirable situation is, high rotating speed should adopt little torque drive, and the slow-speed of revolution should be adopted the high pulling torque transmission, so just be convenient to related device and start smoothly, and driving mechanism saves energy when running up.
For achieving the above object, in the Chinese invention patent (CN101070086A) a kind of motor-cycle power drive mechanism is disclosed.Its vehicle power transmission mechanism that has overcome on the existing motorcycle makes the high defective of motorcycle fuel consumption.Structure is: driving wheel, follower, triangular driving band, driving wheel comprise the outer driver dish that is connected in the driving shaft outer end, are socketed in the interior active wheel disc which is provided with drive spring on the driving shaft with gap; Described follower gap is socketed on the driven shaft, structure is socketed in outer driven wheel disc and fixed tray on the driven shaft with comprising axial restraint, is socketed in the interior driven wheel disc on the driven shaft, between fixed tray and interior driven wheel disc, be provided with driven spring, be provided with rolling element conical surface exocentric structure between fixed tray and interior driven wheel disc, this rolling element conical surface exocentric structure makes interior driven wheel disc and outer driven wheel disc gap become large when reaching certain rotating speed.
This power-transmitting unit that is applied on the motorcycle can effectively adapt to the requirement of low-speed big transmission, the little torque drive of high speed, but the structure of its follower position is comparatively complicated, poor work stability.And the front driving wheel in the driving wheel and the rear driving wheel in the driven wheel are positioned at the same side of driving belt; driving belt is in transmission process during the conversion moment of torsion; two joining ends of driving belt often can appear not at straight line; and driving belt is distorted; this can increase the weight of the stretching to driving belt; make driving belt yielding and loose, and energy is consumed too much in the distortion of driving belt.
Summary of the invention
The purpose of this invention is to provide a kind of simple in structure, good operation stability, can operate in the vehicle power transmission mechanism on the suitable transmission mode.
Reach the technological scheme of the object of the invention: a kind of vehicle power transmission mechanism, comprise the driving wheel that is socketed on the driving shaft and the driven wheel that is socketed on the driven axle, link by driving belt between driving wheel and the driven wheel, driving wheel comprises and is fixed on the front fixed wheel on the driving wheel and is socketed in gap front driving wheel on the driving shaft, driven wheel comprises and is fixed on the rear fixed wheel on the driven axle and is socketed in gap rear driving wheel on the driven axle, driving shaft is provided with the front spring that acts on vertically on the front driving wheel, driven axle is provided with the rear spring that acts on vertically on the rear driving wheel, front driving wheel is circumferentially fixing with respect to driving shaft, rear driving wheel is circumferentially fixing with respect to driven axle, be provided with the motion bar of some dihedrals at driven axle, bight and the driven axle of motion bar are actively coupled, the inner of motion bar acts on the rear driving wheel, the outer end of motion bar is provided with outer counterweight, outer counterweight is stretched out towards the outside of rear driving wheel, when motion bar is followed the driven axle motion, motion bar applies active force to rear driving wheel, impels rear driving wheel to have towards the trend of the direction motion that overcomes rear spring elastic force.
In this vehicle power transmission mechanism, front fixed wheel has stability on the axial and circumferential with respect to driving shaft; Front driving wheel only is to have the stability that makes progress in week with respect to driving shaft, but driving shaft axially on can move.Rear fixed wheel has stability on the axial and circumferential with respect to driven axle; Rear driving wheel only is to have the stability that makes progress in week with respect to driven axle, but driven axle axially on can move.Between front driving wheel and the driving shaft, and between rear driving wheel and the driven axle, can be that structural type by spline realizes being actively coupled, also can be that smooth toroidal surface cooperates between them, for ease of the axially motion of front driving wheel at driving shaft, and be convenient to rear driving wheel in the axially motion of driven axle, the cooperating structure between them is preferably smooth toroidal surface and cooperates.
When driven axle rotates, driven axle drives the motion bar motion, outer counterweight on the motion bar is under the effect of centrifugal force and along with the rotating speed of rear driving wheel strengthens, and move towards the radial outside of driven wheel, the rear driving wheel of inner end promotion of motion bar overcomes the elastic force of rear spring and moves towards the direction away from rear fixed wheel, it is large that gap between rear fixed wheel and the rear driving wheel becomes, drive pulley is speeded, front driving wheel direction towards front fixed wheel under the effect of front spring is moved, driving wheel becomes large with the radius that cooperates of driving belt, driven wheel diminishes with the radius that cooperates of driving belt, thereby realizes the transmission mode of the little moment of torsion of high rotating speed.In the driven wheel slow-speed of revolution or situation about stopping, the suffered centrifugal force of outer counterweight on the motion bar is little or do not stress, rear spring applies axial force to rear driving wheel, interval between rear driving wheel and the rear fixed wheel is little, driven wheel cooperates radius large with driving belt, and the length of driving belt is basically identical, and driving belt can strut the interval between front driving wheel and the front fixed wheel, driving wheel cooperates radius little with driving belt, thereby realizes the transmission mode of low rotation speed large torque.In the little situation of active force that motion bar applies rear driving wheel, it mainly is to be realized by the elastic force of front spring and rear spring that matching relationship between driving belt and driving wheel and the driven wheel changes, under identical compressive state, the elastic force that front spring produces is less than the elastic force that rear spring produces, so that driven wheel is when the slow-speed of revolution or halted state, rear spring changes the radius that cooperates of driving wheel and driven wheel and driving belt.
Vehicle power transmission mechanism of the present invention also can be done following further optimization.
The outside of rear driving wheel is connected with columnar stable cover, rear spring is socketed on the driven axle, the inner of rear spring is plugged in the stable cover, the outer port part of stable cover is provided with ring baffle, surround the movable chamber of annular between ring baffle, stable cover and the rear driving wheel, the inner end of motion bar is plugged in the movable chamber.
Be provided with to lengthen in the stable cover and overlap, it is one-body molded to lengthen cover, stable cover and rear driving wheel, lengthens to be socketed on the driven axle, and rear spring is positioned at the periphery that lengthens cover.
Stable cover welds together with rear driving wheel, and the two ends of the stiffening plate that truncation surface is L-shaped weld together with stable cover and rear driving wheel respectively, and stiffening plate arranges along the outer circumferential face annular of stable cover.
Axial restraint has joining plate on driven axle, the outer distolateral one-body molded mounting plate that has of joining plate, and the bight of motion bar is hinged on the mounting plate, and the top, outer end of rear spring is pressed on the joining plate.
Joining plate is in the form of annular discs, and described motion bar circumferentially is distributed on the joining plate, and these motion bars arrange in pairs, and the footpath that two motion bars of a centering are arranged on joining plate makes progress.
The inner of motion bar is provided with interior counterweight, and the weight of interior counterweight is less than outer counterweight.
Described front driving wheel divides the relative both sides that are listed in driving belt with rear driving wheel.
Therefore, beneficial effect of the present invention: replace the clutch structure of ball type with the motion bar of dihedral, need to comparatively complicated cooperating structure be set at the driven wheel place, be conducive to simplify the structure of driven wheel.The set outer counterweight in motion bar outer end is in the effect of centrifugal force, can produce active force to rear driving wheel, and the size of centrifugal force is relevant with the rotating speed of driven wheel, motion bar can adapt to the rotation situation of driven wheel well, in time make the drive connection of vehicle power transmission mechanism in order according to rotating speed, vehicle power transmission mechanism can be remained on the transmission mode of the little moment of torsion of high rotating speed, low rotation speed large torque, be conducive to the saving of driving mechanism energy.The motion of motion bar acts directly on the rear driving wheel, is convenient to rear driving wheel and in time makes the change of satisfactory position, the good operating stability of this driving mechanism.Clutch structure with respect to ball type, can produce the larger active force that acts on the rear driving wheel under the outside effect of counterweight centrifugal force of motion bar, be convenient to arrange the larger rear spring of elastic force, change the radius that cooperates between driving wheel and driven wheel and the driving belt so that rear driving wheel is applied active force hour at motion bar.
Description of drawings
Fig. 1 is the longitudinal sectional view of this vehicle power transmission mechanism, and the transmission mode of this moment is the little moment of torsion of high rotating speed.
Fig. 2 is the longitudinal sectional view of driven wheel under the low speed state.
Fig. 3 is the longitudinal sectional view of driven wheel under the high-speed state.
Fig. 4 is the longitudinal sectional view of a kind of mode of execution of rear driving wheel.
Fig. 5 is the longitudinal sectional view of the another kind of mode of execution of rear driving wheel.
Embodiment
See Fig. 1, the structure of vehicle power transmission mechanism of the present invention comprises driving wheel 1, driven wheel 2 and driving belt 3, and driving belt 3 is connected on driving wheel 1 and the driven wheel 2.Driving wheel 1 is socketed on the driving shaft 13, and driven wheel 2 is socketed on the driven axle 21, and the power on the driving shaft 13 is passed on the driven axle 21 by driving wheel 1, driving belt 3, driven wheel 2.
Driving wheel 1 is split-type structural, and it is made of front fixed wheel 12 and front driving wheel 11.Front fixed wheel 12 is fixed on the driving shaft 13, and front driving wheel 11 is socketed on the driving shaft 13 with gap.Be socketed with front spring 14 at driving shaft 13, front spring 14 tops are pressed on the outer side surface of front driving wheel 11.Can adopt spline structure to cooperate between between front driving wheel 11 and the driving shaft 13, it also can be the extruding by driving belt 3, and make front driving wheel 11, driving belt 3 and front fixed wheel 12 threes consist of a stable transmission body, make front driving wheel 11 circumferentially fixing with respect to driving shaft 13.
The outer side surface of rear driving wheel 32 is provided with stable cover 30, and stable cover 30 is cylindric, the 30 axial settings along driven axle 21 of stable cover, and driven axle 21 passes stable cover 30, and the inner end of rear spring 29 is plugged in the stable cover 30.Be provided with stable cover 30, be convenient to the assembling to rear spring 29, and the maintenance of rear spring 29 stability.
Outer rim place at stable cover 30 outer port parts is provided with ring baffle 31, thereby has formed the movable chamber 23 of an annular between rear driving wheel 32 outer side surfaces, stable cover 30 outer circumferential faces, ring baffle 31 internal surfaces.
Be fixed with joining plate 28 in the outside of rear driving wheel 32 on driven axle 21, the outer end of joining plate 28 is one-body molded mounting plate 24, is hinged with motion bar 26 on the mounting plate 24, and the top, outer end of rear spring 29 is pressed on the joining plate 28.Motion bar 26 is dihedral, and motion bar 26 formed angles can be according to actual state by Set arbitrarily in advance, although the angle of 26 shapes of the motion bar shown in the figure is 90 degree, in the application of reality, motion bar 26 formed angles are not subject to this.The bight of motion bar 26 is hinged on the mounting plate 24, and the two ends of motion bar 26 all are positioned at the radially inner side of joining plate 28, and the two ends of motion bar 26 all tilt to stretch to the axial outside of driven axle 21.Motion bar 26 the inners are plugged in the described movable chamber 23, thereby after being convenient to motion bar 26 and being subjected to centrifugal force, rear driving wheel 32 are applied active force, make rear driving wheel 32 towards the direction motion that overcomes rear spring 29 elastic force.
Joining plate 28 can be in the form of annular discs, and described motion bar 26 is many, and these motion bars 26 circumferentially are distributed on the joining plate 28 along joining plate 28.Further requirement, motion bar 26 be even number only, they arrange in pairs, the footpath that two motion bars 26 of a centering are arranged in joining plate 28 upwards, thereby the stability under loading that is conducive to rear driving wheel 32 has effectively been avoided rear driving wheel 32 run-off the straight phenomenon in movement process.
The outer end of motion bar 26 is one-body molded an outer counterweight 25, and the inner end of motion bar 26 is one-body molded interior counterweight 27, and the weight of interior counterweight 27 is less than the weight of outer counterweight 25.When motion bar 26 was followed driven axle 21 rotation, outer counterweight 25 was subject to centrifugal force, and interior counterweight 27 makes rear driving wheel 32 motions by promoting ring baffle 31.Driven axle 21 rotating speeds hour, under the effect of counterweight 25, motion bar 26 also can reset very soon outside.
The constituent material of driving wheel 1 and driven wheel 2 can be bulk, also can be for tabular.They mainly are to be applied in the transmission of large kinetic energy when being block, in the transmission such as automobile; When they are tabular, mainly be to be applied in the transmission of little kinetic energy, such as the transmission of motorcycle.The driving wheel 1 and the driven wheel 2 that show among Fig. 1,2,3 are block material, and the rear driving wheel 32 among Fig. 5 is formed after by moulding by sheet material, and correspondingly, rear fixed wheel 22 is also formed after by moulding by sheet material.
Described front driving wheel 11 and rear driving wheel were listed in the relative both sides of driving belt 3 in 32 minutes, this so that between driving wheel 1 and driven wheel 2 and the driving belt 3 cooperate radius to change the time, two joining ends of driving belt 3 can be offset to same direction synchronously, thereby the two ends of driving belt 3 are remained on the straight line.Reach this state, the fitting surface shape of General Requirements driving wheel 1 and driven wheel 2 and driving belt 3 and measure-alike.Driven wheel 2 is operated in high-speed state lower time, rear driving wheel 32 is done the direction motion away from rear fixed wheel 22 under the effect of motion bar 26, the interval becomes large between rear driving wheel 32 and the rear fixed wheel 22, driving belt 3 is loose, driving wheel 11 moved towards front fixed wheel 12 directions before front spring 14 promoted, and made driving belt 3 tensionings.In this change procedure, a joining end of driving belt 3 has towards the skew of front fixed wheel 12 directions, and another joining end of driving belt 3 has towards the simultaneous bias of rear driving wheel 32 directions.And when driven wheel 2 was operated in low speed state, two joining ends of driving belt 3 had again the in contrast simultaneous bias of direction, thereby had guaranteed that 3 liang of joining ends of driving belt remain on the straight line.
This vehicle power transmission mechanism is on using, and driving shaft 13 is to link with power source, accepts the power of power source.Driven axle 21 links with the final actuator of power, in the ordinary course of things, on motorcycle, is provided with the transition driving mechanism that is made of centrifugal block for clutch use and friction plate between driven axle 21 and the wheel.
Claims (8)
1. vehicle power transmission mechanism, comprise the driving wheel that is socketed on the driving shaft and the driven wheel that is socketed on the driven axle, link by driving belt between driving wheel and the driven wheel, driving wheel comprises and is fixed on the front fixed wheel on the driving wheel and is socketed in gap front driving wheel on the driving shaft, driven wheel comprises and is fixed on the rear fixed wheel on the driven axle and is socketed in gap rear driving wheel on the driven axle, driving shaft is provided with the front spring that acts on vertically on the front driving wheel, driven axle is provided with the rear spring that acts on vertically on the rear driving wheel, front driving wheel is circumferentially fixing with respect to driving shaft, rear driving wheel is circumferentially fixing with respect to driven axle, it is characterized in that: the motion bar that is provided with some dihedrals at driven axle, bight and the driven axle of motion bar are actively coupled, the inner of motion bar acts on the rear driving wheel, the outer end of motion bar is provided with outer counterweight, outer counterweight is stretched out towards the outside of rear driving wheel, when motion bar is followed the driven axle motion, motion bar applies active force to rear driving wheel, impels rear driving wheel to have towards the trend of the direction motion that overcomes rear spring elastic force.
2. by vehicle power transmission mechanism claimed in claim 1, it is characterized in that: the outside of rear driving wheel is connected with columnar stable cover, rear spring is socketed on the driven axle, the inner of rear spring is plugged in the stable cover, the outer port part of stable cover is provided with ring baffle, surround the movable chamber of annular between ring baffle, stable cover and the rear driving wheel, the inner end of motion bar is plugged in the movable chamber.
3. by vehicle power transmission mechanism claimed in claim 2, it is characterized in that: be provided with to lengthen in the stable cover and overlap, it is one-body molded to lengthen cover, stable cover and rear driving wheel, lengthens to be socketed on the driven axle, and rear spring is positioned at the periphery that lengthens cover.
4. by vehicle power transmission mechanism claimed in claim 2, it is characterized in that: stable cover welds together with rear driving wheel, and the two ends of the stiffening plate that truncation surface is L-shaped weld together with stable cover and rear driving wheel respectively, and stiffening plate arranges along the outer circumferential face annular of stable cover.
5. by the arbitrary described vehicle power transmission mechanism of claim 1 to 4, it is characterized in that: axial restraint has joining plate on driven axle, the outer distolateral one-body molded mounting plate that has of joining plate, the bight of motion bar is hinged on the mounting plate, and the top, outer end of rear spring is pressed on the joining plate.
6. by vehicle power transmission mechanism claimed in claim 5, it is characterized in that: joining plate is in the form of annular discs, and described motion bar circumferentially is distributed on the joining plate, and these motion bars arrange in pairs, and the footpath that two motion bars of a centering are arranged on joining plate makes progress.
7. by the arbitrary described vehicle power transmission mechanism of claim 1 to 4, it is characterized in that: the inner of motion bar is provided with interior counterweight, and the weight of interior counterweight is less than outer counterweight.
8. by the arbitrary described vehicle power transmission mechanism of claim 1 to 4, it is characterized in that: described front driving wheel divides the relative both sides that are listed in driving belt with rear driving wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210589845XA CN103047380A (en) | 2012-12-24 | 2012-12-24 | Vehicular power transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210589845XA CN103047380A (en) | 2012-12-24 | 2012-12-24 | Vehicular power transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103047380A true CN103047380A (en) | 2013-04-17 |
Family
ID=48060148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210589845XA Pending CN103047380A (en) | 2012-12-24 | 2012-12-24 | Vehicular power transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103047380A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523126A (en) * | 2015-12-28 | 2016-04-27 | 宁波康伯斯电器有限公司 | Foldable scooter with automatic speed changing function |
| CN107323598A (en) * | 2017-06-30 | 2017-11-07 | 成都泛米科技有限公司 | A kind of automatic catch bicycle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5557613A (en) * | 1978-10-20 | 1980-04-28 | Yamaha Motor Co Ltd | Cooling device for radiator of compact car |
| JPS599130U (en) * | 1982-07-08 | 1984-01-20 | いすゞ自動車株式会社 | Locking device in automatic variable crank pulley of engine |
| CN102803797A (en) * | 2009-06-04 | 2012-11-28 | 赫利尔德公司 | Drive clutch for a continuously variable transmission with engine braking and built in belt protection |
| CN202992070U (en) * | 2012-12-24 | 2013-06-12 | 俞晶铭 | Power drive mechanism |
-
2012
- 2012-12-24 CN CN201210589845XA patent/CN103047380A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5557613A (en) * | 1978-10-20 | 1980-04-28 | Yamaha Motor Co Ltd | Cooling device for radiator of compact car |
| JPS599130U (en) * | 1982-07-08 | 1984-01-20 | いすゞ自動車株式会社 | Locking device in automatic variable crank pulley of engine |
| CN102803797A (en) * | 2009-06-04 | 2012-11-28 | 赫利尔德公司 | Drive clutch for a continuously variable transmission with engine braking and built in belt protection |
| CN202992070U (en) * | 2012-12-24 | 2013-06-12 | 俞晶铭 | Power drive mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105523126A (en) * | 2015-12-28 | 2016-04-27 | 宁波康伯斯电器有限公司 | Foldable scooter with automatic speed changing function |
| CN105523126B (en) * | 2015-12-28 | 2018-01-02 | 余姚市菲特塑料有限公司 | A kind of folding scooter with automatic speed changing function |
| CN107323598A (en) * | 2017-06-30 | 2017-11-07 | 成都泛米科技有限公司 | A kind of automatic catch bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204403263U (en) | A kind of automotive suspension apparatus | |
| CN106739781B (en) | Semi-embedded Mecanum wheel structure | |
| CN102627120B (en) | Ball-screw and the transfer equipped with this ball-screw | |
| CN205703155U (en) | Boss bolt press | |
| CN202992070U (en) | Power drive mechanism | |
| CN103047380A (en) | Vehicular power transmission mechanism | |
| CN201604221U (en) | Dedicated reducer for concrete mixer truck | |
| CN108591305B (en) | A kind of Electric Motor Wheel with pellet pressure structure brake | |
| CN201953859U (en) | Electromagnetically controlled overrunning clutch device | |
| EP2684726A2 (en) | Suspension and drive device for electrically driving a spring-mounted wheel of a road vehicle | |
| CN105465215B (en) | A kind of wet-type dual-clutch | |
| CN201604216U (en) | Dedicated reducer for concrete mixer truck | |
| CN206668884U (en) | A kind of novel transmission mechanism | |
| CN103434353B (en) | For driving engine Wheel hub shock absorber and there is its driving engine | |
| CN202186055U (en) | Riveting and shaping processing apparatus | |
| CN209505981U (en) | Sit-astride variable speed vehicle | |
| CN206537066U (en) | It is a kind of can be with the tire of transverse movement | |
| CN204827756U (en) | Automobile starter isolator | |
| CN207791019U (en) | A kind of perambulator of convenient disassembly | |
| CN102635677A (en) | Traction drive continuously variable transmission | |
| CN207715701U (en) | A kind of bevel gear shaft | |
| CN207683710U (en) | Poor diameter sun wheel bicycle | |
| CN201457046U (en) | Gear change mechanism of transporter | |
| CN201802828U (en) | Infinitely variable speed transmission device | |
| CN200995614Y (en) | Wheels |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130417 |