CN104196998B - Automobile and automatic gearbox transmission mechanism thereof - Google Patents
Automobile and automatic gearbox transmission mechanism thereof Download PDFInfo
- Publication number
- CN104196998B CN104196998B CN201410427371.8A CN201410427371A CN104196998B CN 104196998 B CN104196998 B CN 104196998B CN 201410427371 A CN201410427371 A CN 201410427371A CN 104196998 B CN104196998 B CN 104196998B
- Authority
- CN
- China
- Prior art keywords
- parking
- automatic transmission
- gear
- drive mechanism
- shaft
- 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.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/38—Detents
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2710/00—Control devices for speed-change mechanisms, the speed change control is dependent on function parameters of the gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses an automatic gearbox transmission mechanism of an automobile. The mechanism comprises a gear shifting mechanism and a parking mechanism, wherein the parking mechanism comprises an intermediate gear planet carrier, a parking ratchet, a parking pawl, and a parking driving device connected with the gear shifting mechanism and used for driving the parking pawl to move, and the parking ratchet and the intermediate gear planet carrier are integrated. Due to the fact that the parking ratchet and the intermediate gear planet carrier are integrated, the parking ratchet and the intermediate gear planet carrier can be directly cast by workers, and then the machining difficulty of the automatic gearbox transmission mechanism is reduced. The invention further discloses an automobile comprising the automatic gearbox transmission mechanism.
Description
Technical field
The present invention relates to automobile brake technical field, particularly to a kind of automatic transmission drive mechanism of automobile.This
The bright automobile further relating to a kind of above-mentioned automatic transmission drive mechanism of inclusion.
Background technology
With social continuous progress, development of automobile is more and more faster.Wherein automobile is operated by manual shift and progresses into certainly
In the dynamic variator epoch, automatic transmission drive mechanism realizes automobile smooth shift, the easy to operate and function such as steady that starts to walk.
The parking ratchet wheel of traditional automatic transmission drive mechanism is arranged on final gear, wherein final gear with
Parking ratchet wheel is assembled by spline, and therefore, final gear is gear shaft.
However, because final gear is gear shaft, staff, when processing automatic transmission drive mechanism, needs work
Make personnel individually processing and the junction of park pawl cooperation, lead to the difficulty of processing of automatic transmission drive mechanism larger.
Therefore, how to reduce the difficulty of processing of automatic transmission drive mechanism, be that those skilled in the art are urgently to be resolved hurrily
Technical problem.
Content of the invention
It is an object of the invention to provide a kind of automatic transmission drive mechanism of automobile, this automatic transmission drive mechanism
Difficulty of processing reduces.Originally it is that another object is that of invention provides a kind of automobile including above-mentioned automatic transmission drive mechanism.
For achieving the above object, the present invention provide a kind of automobile automatic transmission drive mechanism, include gearshift with
Halting mechanism, described halting mechanism is included idler gear planet carrier, parking ratchet wheel, park pawl and is connected with described gearshift
And for driving the parking driving means of described park pawl motion, described parking ratchet wheel and described idler gear planet carrier are one
Body formula structure.
Preferably, described gearshift includes position sensor, shift arm drag, shifting shaft, gear selection disk and is arranged on
The gear selection disk stopping means of described gear selection disk side, described shift arm drag is connected with described position sensor, described
The two ends of shifting shaft are connected with described shift arm drag and described gear selection disk respectively, and described gear selection disk is provided with P gear
Groove, R gear groove, N gear groove and D gear groove.
Preferably, described halting mechanism also includes detent pin and is set in torsionspring in described detent pin, described spine
Pawl pin is fixed with respect to described parking ratchet wheel, and one end of described torsionspring is abutted with described park pawl, the other end with respect to
Described detent pin is fixed.
Preferably, described detent pin is located between described parking ratchet wheel and described parking driving means.
Preferably, described shifting shaft is connected with described parking driving means by shift fork, and described parking driving means include
Drive shaft, circular cone and the shifting block being arranged in described drive shaft and being rotatably connected with described shift fork, described circular cone and institute
State shifting block to be all set in described drive shaft, described shifting block is fixedly connected with described drive shaft.
Preferably, described parking driving means also include resilient snubber, and described resilient snubber is compression elastic piece, institute
State resilient snubber two ends to abut with described circular cone and described shifting block respectively, described circular cone is joined with described driving shaft clearance
Close, described drive shaft is multidiameter, described drive shaft is provided with and abuts away from described resilient snubber one end on circular cone
The shaft shoulder.
Preferably, described resilient snubber is spring.
A kind of automobile, including automatic transmission drive mechanism, described automatic transmission drive mechanism is described above oneself
Dynamic gearing actuator.
In technique scheme, the automatic transmission drive mechanism of the automobile that the present invention provides includes gearshift and stays
Mechanism of car, halting mechanism is included idler gear planet carrier, parking ratchet wheel, park pawl and is connected with gearshift and is used for driving
The parking driving means of park pawl motion, parking ratchet wheel and idler gear planet carrier are integral type structure.By foregoing description
Understand, in the automatic transmission drive mechanism that the present invention provides, parking ratchet wheel and idler gear planet carrier are integral type mechanism,
Staff directly can be cast out by mould, with respect in above-mentioned background technology, needs for final gear to be processed as gear
The situation that axle is coordinated with parking ratchet wheel, the difficulty of processing of the automatic transmission drive mechanism that the application provides reduces.
Brief description
The structural representation of the automatic transmission drive mechanism that Fig. 1 is provided by the embodiment of the present invention；
The structural representation of the parking ratchet wheel that Fig. 2 is provided by the embodiment of the present invention and idler gear planet carrier；
The structural representation of the parking driving means that Fig. 3 is provided by the embodiment of the present invention；
The position assumption diagram of the park pawl that Fig. 4 is provided by the embodiment of the present invention and circular cone.
In wherein Fig. 1-4：1- parking ratchet wheel, 2- idler gear planet carrier, 3- park pawl, 4- detent pin, 5- reverse bullet
Spring, 6- drive shaft, 7- circular cone, 8- resilient snubber, 9- shifting block, 10- shift fork, 11- gear selection disk stopping means, 12- shelves
Position selection disk, 13- shifting shaft, 14- shift arm drag, 15- position sensor.
Specific embodiment
The core of the present invention is to provide a kind of automatic transmission drive mechanism of automobile, this automatic transmission drive mechanism
Difficulty of processing reduces.Originally it is the automobile that another core invented is a kind of offer above-mentioned automatic transmission drive mechanism of inclusion.
In order that those skilled in the art more fully understands technical scheme, below in conjunction with the accompanying drawings and embodiment party
The present invention is described in further detail for formula.
Refer to Fig. 1 to Fig. 4, in a kind of specific embodiment, the automatic transmission transmission of the automobile that the present invention provides
Mechanism includes gearshift and halting mechanism, halting mechanism include idler gear planet carrier 2, parking ratchet wheel 1, park pawl 3 and
It is connected with gearshift and for driving the parking driving means of park pawl 3 motion, parking ratchet wheel 1 and idler gear planet carrier
2 is integral type structure.In order to reduce overall weight and the production cost of automatic transmission drive mechanism, the application is preferred, parking
Ratchet 3 is provided with lightening grooves.
When carrying out parking operation, gearshift drives the park pawl 3 of halting mechanism to move, when the one of park pawl 3
End moves down in the draw-in groove snapping in parking ratchet wheel 1, realizes parking.When cancelling parking operation, gearshift drives parking machine again
The park pawl 3 of structure is moved, and when one end of park pawl 3 rises the draw-in groove of removal parking ratchet wheel 1, cancels parking.
By foregoing description, in the automatic transmission drive mechanism that the specific embodiment of the invention is provided, parking
Ratchet 1 and idler gear planet carrier 2 are integral type mechanism, staff directly can be cast out by mould, it is to avoid need list
Solely processing needs to install the structure of parking ratchet wheel 1, simplifies parts machining process, and reduces processing cost, with respect to upper
State in background technology, need for final gear to be processed as the situation that gear shaft is coordinated with parking ratchet wheel 1, the application provide from
The difficulty of processing of dynamic gearing actuator reduces.
Preferably, gearshift includes position sensor 15, shift arm drag 14, shifting shaft 13, gear selection disk 12 and peace
It is contained in the gear selection disk stopping means 11 of gear selection disk 12 side, wherein, shift arm drag 14 is connected with position sensor 15,
The two ends of shifting shaft 13 are connected with shift arm drag 14 and gear selection disk 12 respectively, and gear selection disk 12 is provided with P gear groove, R
Gear groove, N gear groove and D gear groove, for the ease of fixing shifting shaft 13 it is preferable that edge is perpendicular to its axis side on shifting shaft 13
To cross section be provided with stopper slot, by the backing pin that setting two ends and housing in stopper slot are fixing, it is to avoid shifting shaft 13 edge
Its axis direction moves.Operationally, gearshift zipper belt moves shift arm drag 14 and carries out gear shift operation, shift arm drag 14 gearshift
Shifting shaft 13 is driven to rotate, shifting shaft 13 drives gear selection disk 12 to rotate, the P gear groove of gear selection disk 12, R gear groove, N
Gear groove and D gear groove, represent four gears of automobile respectively.Determining when being shifted gears by gear selection disk stopping means 11
Position.Be welded with straight pin on gear selection disk 12, straight pin controlling the position of shift valve, thus completing variator internal oil passages
Switching.Position sensor 15 is used for detecting gear signal.Certainly, gearshift is not limited to above-mentioned one kind, and other forms are originally
Application repeats no more.
Further, halting mechanism also includes detent pin 4 and is set in torsionspring 5 in detent pin 4, and detent pin 4 is relatively
Fixing in parking ratchet wheel 1, specifically, the two ends of detent pin 4 can be fixed on housing, one end of torsionspring 5 and parking spine
Pawl 3 abuts, and the other end is fixing with respect to detent pin 4.Wherein detent pin 4 may be located at parking ratchet wheel 1 and parking driving means
The same side.The ratchet end driving park pawl 3 for the ease of parking driving means passes in and out the draw-in groove of parking ratchet wheel 1, and the application is excellent
Choosing, detent pin 4 is located between parking ratchet wheel 1 and parking driving means.Wherein by torsionspring 5, park pawl 3 is limited
Position, it is to avoid the situation that park pawl 3 automatically moves out after entering draw-in groove.Park pawl 3 smooth rotation is realized by detent pin 4.
Specifically, shifting shaft 13 is connected with parking driving means by shift fork 10, parking driving means include drive shaft 6, circular cone 7 and
The shifting block 9 being arranged in drive shaft 6 and being rotatably connected with shift fork 10, circular cone 7 and shifting block 9 are all set in drive shaft 6, dial
Block 9 is fixedly connected with drive shaft 6 by straight pin, for the ease of fixed drive axle 6 it is preferable that the two ends of drive shaft 6 and main casing
With the cooperation of change speed gear box gap.Wherein, circular cone 7 includes the parking Access Division that can abut and can with park pawl 3 lower surface
The ratchet Access Division abutting with park pawl 3 side, when positioned at parking position, park pawl 3 side and ratchet Access Division side
Abut, it is to avoid drive shaft 6 excessively moves along its axis and leads to park pawl 3 by situation about departing from parking ratchet wheel 1 draw-in groove, improves
Safety in utilization.When gear is for R, N, D shelves, park pawl 3 rides upon in drive shaft 6；When P shelves, detent positions such as Fig. 1
Shown, shifting shaft 13 rotates, and drives shift fork 10 to rotate, shift fork 10 drives shifting block 9, and shifting block 9 drives drive shaft 6 to move, circular cone 7
Move near park pawl 3 direction, then ratchet afterbody is lifted by the circular cone 7 in drive shaft 6, and park pawl 3 rides upon
On circular cone 7, park pawl 3 is stuck in ratchet around detent pin 4 pivot head and completes P shelves parking.
Further, parking driving means also include resilient snubber 8, and resilient snubber 8 is compression elastic piece, and both elasticity was slow
Stamping 8 length in a free state is more than spacing between circular cone 7 and shifting block 9, resilient snubber 8 two ends respectively with taper
Block 7 and shifting block 9 abut, and circular cone 7 is coordinated with drive shaft 6 gap, and specifically, drive shaft 6 is multidiameter, and drive shaft 6 is provided with
With the shaft shoulder abutting away from resilient snubber 8 one end on circular cone 7 it is ensured that resilient snubber 8 is in compressive state all the time.Specifically
, resilient snubber 8 can be corrugated tube, and in order to reduce the manufacturing cost of automatic transmission drive mechanism, the application is preferred, bullet
Property bolster 8 be spring.By arranging resilient snubber 8, park pawl 3 and work during circular cone 7 collision are effectively buffered
Firmly, realize steadily halt.
A kind of automobile that the present invention provides, including automatic transmission drive mechanism, wherein automatic transmission drive mechanism is
Any of the above-described kind of automatic transmission drive mechanism.Other devices are prior art, repeat no more herein.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (7)
1. the automatic transmission drive mechanism of a kind of automobile, including gearshift and halting mechanism, during described halting mechanism includes
Between gear planet carrier (2), parking ratchet wheel (1), park pawl (3) and be connected with described gearshift and be used for driving described parking
The parking driving means that ratchet (3) moves are it is characterised in that described parking ratchet wheel (1) with described idler gear planet carrier (2) is
Integral structure, described gearshift includes position sensor (15), shift arm drag (14), shifting shaft (13), gear selection disk
(12) and be arranged on gear selection disk stopping means (11) of described gear selection disk (12) side, described shift arm drag (14) with
Described position sensor (15) connects, and the two ends of described shifting shaft (13) are selected with described shift arm drag (14) and described gear respectively
Select disk (12) to connect, described gear selection disk (12) is provided with P gear groove, R gear groove, N gear groove and D gear groove；Described change
The upper edge of gear shaft (13) is provided with stopper slot perpendicular to the cross section of its axis direction, is provided with spacing with described in described stopper slot
Groove coordinates, and stops the backing pin that described shifting shaft (13) moves in the axial direction, and described backing pin is connected with housing.
2. automatic transmission drive mechanism according to claim 1 is it is characterised in that described halting mechanism also includes ratchet
Pin (4) and be set in torsionspring (5) in described detent pin (4), described detent pin (4) is with respect to described parking ratchet wheel (1)
Fixing, one end of described torsionspring (5) is abutted with described park pawl (3), and the other end is solid with respect to described detent pin (4)
Fixed.
3. automatic transmission drive mechanism according to claim 2 is it is characterised in that described detent pin (4) is positioned at described
Between parking ratchet wheel (1) and described parking driving means.
4. automatic transmission drive mechanism according to claim 2 is it is characterised in that described shifting shaft (13) passes through shift fork
(10) it is connected with described parking driving means, described parking driving means include drive shaft (6), circular cone (7) and are arranged on institute
State the shifting block (9) that drive shaft (6) is upper and is rotatably connected with described shift fork (10), described circular cone (7) and described shifting block (9) are all
It is set in described drive shaft (6), described shifting block (9) is fixedly connected with described drive shaft (6).
5. automatic transmission drive mechanism according to claim 4 is it is characterised in that described parking driving means also include
Resilient snubber (8), described resilient snubber (8) be compression elastic piece, described resilient snubber (8) two ends respectively with described cone
Shape block (7) and described shifting block (9) abut, and described circular cone (7) with the cooperation of described drive shaft (6) gap, described drive shaft (6) is
Multidiameter, described drive shaft (6) is provided with and the shaft shoulder abutting away from described resilient snubber (8) one end on circular cone (7).
6. automatic transmission drive mechanism according to claim 5 is it is characterised in that described resilient snubber (8) is bullet
Spring.
7. a kind of automobile, including automatic transmission drive mechanism it is characterised in that described automatic transmission drive mechanism is as power
Profit requires the automatic transmission drive mechanism any one of 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410427371.8A CN104196998B (en) | 2014-08-27 | 2014-08-27 | Automobile and automatic gearbox transmission mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410427371.8A CN104196998B (en) | 2014-08-27 | 2014-08-27 | Automobile and automatic gearbox transmission mechanism thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196998A CN104196998A (en) | 2014-12-10 |
| CN104196998B true CN104196998B (en) | 2017-02-15 |
Family
ID=52082339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410427371.8A Active CN104196998B (en) | 2014-08-27 | 2014-08-27 | Automobile and automatic gearbox transmission mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104196998B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151508B (en) * | 2015-03-24 | 2018-07-10 | 长城汽车股份有限公司 | For the anti roll device of speed changer and with its speed changer and vehicle |
| CN106481814B (en) * | 2015-09-02 | 2018-03-16 | 广州汽车集团股份有限公司 | Electric automobile gear device and its halting mechanism |
| CN105546110B (en) * | 2016-01-15 | 2017-12-29 | 重庆长安汽车股份有限公司 | A kind of halting mechanism |
| CN106051152A (en) * | 2016-07-05 | 2016-10-26 | 重庆长安汽车股份有限公司 | Parking and gear-shifting executing mechanism for automatic transmission |
| CN108688559A (en) * | 2017-04-05 | 2018-10-23 | 深圳腾势新能源汽车有限公司 | A kind of vehicle and its P grades of monitoring systems |
| CN109594297B (en) * | 2018-11-30 | 2021-04-20 | 无锡小天鹅电器有限公司 | Clutch device and clothes treatment equipment |
| CN110131412A (en) * | 2019-05-31 | 2019-08-16 | 株洲齿轮有限责任公司 | Parking-driving mechanism |
| DE102019209453B4 (en) * | 2019-06-28 | 2021-02-11 | Zf Friedrichshafen Ag | Pawl for a parking lock arrangement |
| CN115045993B (en) * | 2022-07-04 | 2024-01-30 | 吉利长兴自动变速器有限公司 | Parking device and motor vehicle |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4420007B2 (en) * | 2006-10-13 | 2010-02-24 | トヨタ自動車株式会社 | Automatic transmission range switching device |
| JP4833937B2 (en) * | 2007-08-02 | 2011-12-07 | ジヤトコ株式会社 | Vibration suppression structure of parking rod |
| CN101463901B (en) * | 2007-12-17 | 2012-11-21 | 比亚迪股份有限公司 | Parking and shifting actuating mechanism |
| JP2010241256A (en) * | 2009-04-06 | 2010-10-28 | Toyota Motor Corp | Parking device |
| CN202074025U (en) * | 2011-05-05 | 2011-12-14 | 奇瑞汽车股份有限公司 | Parking mechanism of automatic automobile transmission |
| CN202628989U (en) * | 2012-04-27 | 2012-12-26 | 浙江吉利汽车研究院有限公司杭州分公司 | Connecting structure of automobile differential mechanism and parking ratchet wheel |
| CN202579995U (en) * | 2012-05-15 | 2012-12-05 | 盛瑞传动股份有限公司 | Parking mechanism driving device and automatic speed changer |
| CN203477300U (en) * | 2013-09-16 | 2014-03-12 | 盛瑞传动股份有限公司 | Non-contact type gear sensing device |
| CN103697157A (en) * | 2013-12-23 | 2014-04-02 | 盛瑞传动股份有限公司 | Parking braking pawl of automatic gearbox |
| CN203743396U (en) * | 2013-12-25 | 2014-07-30 | 盛瑞传动股份有限公司 | Gearshift for automatic transmission |
| CN204025644U (en) * | 2014-08-27 | 2014-12-17 | 盛瑞传动股份有限公司 | Automobile and automatic transmission driving mechanism thereof |
-
2014
- 2014-08-27 CN CN201410427371.8A patent/CN104196998B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196998A (en) | 2014-12-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104196998B (en) | Automobile and automatic gearbox transmission mechanism thereof | |
| CN204372143U (en) | A kind of shifting operating device of automatically controlled transfer case | |
| CN105840755A (en) | Annularly-arranged double-frustum friction type automatic stepless speed change device | |
| CN102182798A (en) | Two-gear automatic gearbox of electric automobile | |
| CN202301905U (en) | Linkage structure for automobile gear position shifting fork | |
| CN103851147A (en) | CVT (continuously variable transmission) speed changer based on variable-stroke reciprocating motion | |
| CN105114574A (en) | Dual-spherical friction transmission stepless speed change device | |
| CN103791074B (en) | Electric automatic gear shifting tricycle or quadricycle rear-drive shifter | |
| CN204025644U (en) | Automobile and automatic transmission driving mechanism thereof | |
| CN104806721A (en) | Energy-saving stepless transmission device | |
| CN104074896B (en) | Frictional damping blank compensation apparatus | |
| CN204628460U (en) | A kind of worm and gear auxiliary driving swing mechanism | |
| CN202074025U (en) | Parking mechanism of automatic automobile transmission | |
| CN103511493A (en) | Clutch device and reducing mechanism comprising clutch device | |
| CN205837109U (en) | A kind of bicycle double rear wheel straight line tramples device | |
| CN104033504A (en) | Friction clutch device with speed changing and reversing function | |
| CN103072665B (en) | A kind of chain-less bicycle variable-speed drive | |
| CN206647511U (en) | A kind of speed changer and automobile | |
| CN207378072U (en) | A kind of centre wheel inputs two shift transmission of manual shift | |
| CN203926489U (en) | The friction clutch device with speed change commutation function | |
| CN207261643U (en) | Electronic parking mechanical actuating mechanism | |
| CN205872357U (en) | Gear shift device | |
| CN205331388U (en) | Automobile -used derailleur of wide drive ratio | |
| CN204852200U (en) | Gear box | |
| CN205479219U (en) | Mechanical buncher of crossing shaft type planet friction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |