CN105240524B - Hydraulic pressure automatic control of transmission - Google Patents
Hydraulic pressure automatic control of transmission Download PDFInfo
- Publication number
- CN105240524B CN105240524B CN201510786888.0A CN201510786888A CN105240524B CN 105240524 B CN105240524 B CN 105240524B CN 201510786888 A CN201510786888 A CN 201510786888A CN 105240524 B CN105240524 B CN 105240524B
- Authority
- CN
- China
- Prior art keywords
- gear
- fuel feed
- feed hole
- oil
- spill port
- 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.)
- Expired - Fee Related
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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
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/38—Control of exclusively fluid gearing
- F16H61/40—Control of exclusively fluid gearing hydrostatic
-
- 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
- F16H2708/00—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes
- F16H2708/16—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes wherein the gearing is not described or not essential
- F16H2708/20—Control devices for speed-changing geared mechanisms, e.g. specially adapted couplings for synchronising devices, devices to simplify control, control of auxiliary gearboxes wherein the gearing is not described or not essential the control being hydraulic or pneumatic
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention relates to a kind of simple structure,Easy to operate hydraulic pressure automatic control of transmission,Including input shaft,Output shaft,Input gear is fixedly installed on input shaft,Output gear is connected on output shaft by hydraulic power output device,Protuberance is additionally provided with the lateral surface of input shaft,The first oil pump is provided with below protuberance,Middle variable-speed shaft is provided with output shaft,Oil inlet and oil return axle is additionally provided with middle variable-speed shaft,Oil inlet passage and drainback passage are provided with oil inlet and oil return axle,Oil inlet passage and drainback passage are connected with the first oil pump respectively,The both sides of output gear offer storage tank respectively,Hydraulic power output device is provided with storage tank,It includes connecting tube,Stator is fixedly installed on the lateral surface of connecting tube,Floating piece is provided between stator and the connection sheet of output gear,Output shaft is provided with the first fuel feed hole and the first spill port,Oil inlet and oil return axle is provided with the second fuel feed hole and the second spill port,Middle variable-speed shaft is provided with connecting hole.
Description
Technical field
The present invention relates to a kind of speed changer, more particularly to a kind of hydraulic pressure automatic control of transmission.
Background technology
Speed changer is one of part indispensable on automobile, and existing speed changer includes manual transmission and fluid drive
Device, manual transmission needs operating personnel's pin stepping on clutch when in use, in-convenience in use, and existing automatic transmission structure
Complexity, price is higher.
In view of above-mentioned defect, the design people is actively subject to research and innovation, to found a kind of speed change of new structure
Device, makes it have more the value in industry.
The content of the invention
In order to solve the above technical problems, automatic it is an object of the invention to provide a kind of simple structure, easy to operate hydraulic pressure
Control speed changer.
Hydraulic pressure automatic control of transmission of the invention, including input shaft, power transmission shaft, input gear and corresponding to input gear
Output gear, the input gear includes a reverse gear shift input gear and at least one forward gear input gear, and defeated
Enter gear to be fixedly installed on input shaft, the output gear is connected on power transmission shaft by hydraulic power output device, described
Idler gear is provided between reverse gear shift input gear and corresponding output gear, the idler gear is input into tooth with reverse gear shift respectively
Wheel and output gear corresponding with reverse gear shift input gear are meshed, and the forward gear input gear keeps off with corresponding output respectively
Gear is meshed, and protuberance is additionally provided with the lateral surface of the input shaft, and the first oil pump is provided with below the protuberance, described
Protuberance can be provided with middle speed change with the output end in contact of the first oil pump so as to drive the first oil pump to operate in the power transmission shaft
Axle, is additionally provided with oil inlet and oil return axle in the middle variable-speed shaft, forward gear oil inlet passage, oil-feed of reversing gear are provided with the oil inlet and oil return axle and are led to
Road and drainback passage, the forward gear oil inlet passage are connected by oil pipe with the output end of the first oil pump, and the drainback passage leads to
Cross oil pipe to be connected with the input of the first oil pump, the both sides of the output gear offer storage tank, the hydraulic power respectively
Output device is sealingly disposed in storage tank, and hydraulic power output device includes the stator, connection sheet and the floating that be arranged in parallel
Piece, stator is connected with power transmission shaft respectively with floating piece, and connection sheet is connected with output gear, correspondence on the side wall of the power transmission shaft
The first fuel feed hole and the first spill port, first fuel feed hole and are respectively equipped with the position of each hydraulic power output device
One spill port is communicated with storage tank respectively, and the second fuel feed hole is provided with the position of the fuel feed hole of correspondence first of the oil inlet and oil return axle,
Second fuel feed hole is corresponding with the first fuel feed hole, and the second fuel feed hole of correspondence forward gear input gear enters with forward gear
Oily passage is communicated, and the second fuel feed hole of correspondence reverse gear shift input gear is communicated with the oil inlet passage that reverses gear, the correspondence of oil inlet and oil return axle the
The second spill port is provided with the position of one spill port, second spill port is corresponding with the first spill port, and the second oil return
Hole communicates with drainback passage, is offered respectively at the fuel feed hole of correspondence first of the middle variable-speed shaft and the position of the first spill port
Connecting hole, the connecting hole is used to connect the first fuel feed hole and the second fuel feed hole, or for connecting the first spill port and second
Spill port, and the position distribution of connecting hole causes middle variable-speed shaft during axially moving from left to right, each first
Fuel feed hole is connected with corresponding second fuel feed hole successively respectively, while corresponding each first spill port is respectively successively with corresponding the
Two oil return holes are connected, while one and only one first fuel feed hole is connected with the second fuel feed hole, the hydraulic pressure fluid drive
Controller also includes the second oil pump and mechanical shifting fork structure, and second oil pump is arranged on power transmission shaft, and the second oil pump
Output end is connected with middle variable-speed shaft, and the second oil pump is used to drive middle variable-speed shaft to be moved axially in power transmission shaft, the machinery
Variable-speed shaft does axially initial mobile in the middle of control when shifting fork structure is used for automobile starting.
Further, hydraulic pressure automatic control of transmission of the invention, the number of the forward gear input gear is 5.
Further, hydraulic pressure automatic control of transmission of the invention, the stator and floating piece respectively by spline with
Power transmission shaft is connected, and the connection sheet is connected by spline with output gear.
By such scheme, the present invention at least has advantages below：Hydraulic pressure automatic control of transmission of the invention is without pin
Stepping on clutch, power is transported to input shaft by engine, is passed to through input gear fixed on input shaft defeated on power transmission shaft
Go out gear, then power transmission shaft is imparted power to by hydraulic power output device respectively, outside is imparted power to by power transmission shaft
Power transmission shaft, wherein, the setting of the protuberance on input shaft so that protuberance can be rotated with the rotation of input shaft, from
And the first oil pump operating being arranged on below protuberance is driven, the hydraulic oil of the first oil pump output is respectively through forward gear oil inlet passage
Or the oil inlet passage that reverses gear, the second fuel feed hole, connecting hole, the first fuel feed hole enter into hydraulic power output device, then distinguish again
The first oil pump is returned to through the first spill port, connecting hole, the second spill port, drainback passage, the switching of gear is by middle anaplasia
What the axial movement of fast axle was realized, it is central between variable-speed shaft when axially moving from left to right, the connection on middle variable-speed shaft
Hole just respectively connects the first fuel feed hole, the second fuel feed hole, the first spill port, the connection of the second spill port, with middle variable-speed shaft
Axial movement, the first fuel feed hole corresponding with each gear, the second fuel feed hole connection, the first spill port, the second spill port connection,
So that the hydraulic power output device and the first oil pump of correspondence gear are connected, realize that the first oil pump is exported to hydraulic power and fill
The pressurization and pressure release put, so that power is delivered on power transmission shaft by output gear, realize the switching of different gears.And it is middle
The axial movement of variable-speed shaft is realized by the second oil pump on power transmission shaft, rotating speed of second oil pump according to power transmission shaft
(i.e. automobile speed) changes the oil pressure of output hydraulic pressure oil automatically, so that middle variable-speed shaft moves axially to realize each gear one
One corresponding first fuel feed hole, the second fuel feed hole and the first spill port, the UNICOM of the second spill port and disconnection.Speed change in the middle of for example
When axle does not rotate i.e. car transfixion when, middle variable-speed shaft remains stationary as position, each one-to-one first fuel feed hole of gear,
Two fuel feed holes and the first spill port, the second spill port are remained off respectively, at this moment the corresponding hydraulic power output of each gear
Device pressurizes without hydraulic oil, is also exported to power transmission shaft through each gear correspondence hydraulic power output device with regard to no power.Automobile
Starting (advance and retroversion) is that the axially initial mobile realization of middle variable-speed shaft is controlled by mechanical shifting fork structure.Additionally, working as
When needing transmission power, hydraulic oil enters hydraulic power output device, and the closing of the first oil pump oil return opening is simultaneously exported to hydraulic power
Device pressurizes, and hydraulic power output device is by the friction between hydraulic oil, stator, floating piece, connection sheet by power by tooth
Wheel passes to power transmission shaft.Description more than can be seen that hydraulic pressure automatic control of transmission of the invention and be stepped on without using pin
Clutch, it is easy to operate, while compared to existing automatic transmission, its simple structure, manufacturing cost is relatively low.
Described above is only the general introduction of technical solution of the present invention, in order to better understand technological means of the invention,
And can be practiced according to the content of specification, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description of the drawings
Fig. 1 is the structural representation of hydraulic pressure automatic control of transmission of the present invention；
Fig. 2 is the side view of power transmission shaft；
Fig. 3 is the structural representation of output gear and hydraulic power output device；
In figure, 1：Input shaft；2：Power transmission shaft；3：Input gear；4：Output gear；5：Reverse gear shift input gear；6：Advance
Gear input gear；7：Idler gear；8：Protuberance；9：First oil pump；10：Middle variable-speed shaft；11：Oil inlet and oil return axle；12：Forward gear
Oil inlet passage；13：Drainback passage；14：Storage tank；15：Connection sheet；16：Hydraulic power output device；17：Reverse gear oil inlet passage；
18：Stator； 19：Floating piece；20：First fuel feed hole；21：First spill port；22：Second fuel feed hole；23：Second spill port；
24：Second oil pump；25：Mechanical shifting fork structure.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the invention is described in further detail.Hereinafter implement
Example is not limited to the scope of the present invention for illustrating the present invention.
Referring to Fig. 1 to Fig. 3, a kind of hydraulic pressure automatic control of transmission of a preferred embodiment of the present invention, including input shaft 1,
Power transmission shaft 2, input gear 3 and output gear 4 corresponding with input gear, input gear include a reverse gear shift input gear 5
It is fixedly installed on input shaft with least one forward gear input gear 6, and input gear, output gear passes through hydraulic power
Output device 16 is connected on power transmission shaft, and idler gear 7 is provided between reverse gear shift output gear and corresponding input gear, middle
Gear is meshed with reverse gear shift input gear and output gear corresponding with reverse gear shift input gear respectively, forward gear input gear
It is meshed with corresponding output gear gear respectively, protuberance 8 is additionally provided with the lateral surface of input shaft, the is provided with below protuberance
One oil pump 9, protuberance can be provided with centre with the output end in contact of the first oil pump so as to drive the first oil pump to operate in power transmission shaft
Variable-speed shaft 10, is additionally provided with oil inlet and oil return axle 11 in middle variable-speed shaft, forward gear oil inlet passage 12, oil-feed of reversing gear are provided with oil inlet and oil return axle
Passage 17 and drainback passage 13, forward gear oil inlet passage and the oil inlet passage that reverses gear are respectively by oil pipe and the output end of the first oil pump
Connection, drainback passage is connected by oil pipe with the input of the first oil pump, and the both sides of output gear offer storage tank 14 respectively,
Hydraulic power output device is sealingly disposed in storage tank, and hydraulic power output device includes the stator 18 be arrangeding in parallel, connects
Contact pin 15 and floating piece 19, stator are connected with power transmission shaft respectively with floating piece, and connection sheet is connected with output gear, power transmission shaft
On the wall of side the first fuel feed hole 20 and the first spill port 21, first are respectively equipped with the position of each hydraulic power output device of correspondence
Fuel feed hole and the first spill port are communicated with storage tank respectively, and being provided with second at the position of the fuel feed hole of correspondence first of oil inlet and oil return axle enters
Oilhole 22, the second fuel feed hole is corresponding with the first fuel feed hole, and corresponds to the second fuel feed hole of forward gear input gear and advance
Gear oil inlet passage is communicated, and the second fuel feed hole of correspondence reverse gear shift input gear is communicated with the oil inlet passage that reverses gear, oil inlet and oil return axle it is right
The second spill port 23 is provided with the position for answering the first spill port, the second spill port is corresponding with the first spill port, and second time
Oilhole is communicated with drainback passage, the company of offering respectively at the fuel feed hole of correspondence first of middle variable-speed shaft and the position of the first spill port
Hole (not shown) is connect, connecting hole is used to connect the first fuel feed hole and the second fuel feed hole, or for connecting the first spill port
Middle variable-speed shaft is caused with the position distribution of the second spill port, and connecting hole during axially moving from left to right,
Each first fuel feed hole is connected with corresponding second fuel feed hole successively respectively, at the same corresponding each first spill port respectively successively with it is right
The second spill port answered is connected, while one and only one first fuel feed hole is connected with the second fuel feed hole, hydraulic pressure becomes automatically
Fast controller also includes the second oil pump 24 and mechanical shifting fork structure 25, and the second oil pump is arranged on power transmission shaft, and the second oil pump
Output end be connected with middle variable-speed shaft, the second oil pump is used to drive middle variable-speed shaft move axially in power transmission shaft, mechanical group
Variable-speed shaft does axially initial mobile in the middle of control when fork structure is used for automobile starting.
When specifically used, power is transported to input shaft by engine, and biography is passed to through input gear fixed on input shaft
Output gear on moving axis, then power transmission shaft is imparted power to by hydraulic power output device respectively, by power transmission shaft by power
The power transmission shaft of outside is passed to, wherein, the setting of the protuberance on input shaft so that protuberance can be with the rotation of input shaft
And rotate, so as to drive the first oil pump being arranged on below protuberance to operate, the hydraulic oil of the first oil pump output is respectively through advancing
Gear oil inlet passage, the second fuel feed hole, connecting hole, the first fuel feed hole enter into hydraulic power output device, then and respectively through the
One spill port, connecting hole, the second spill port, drainback passage return to the first oil pump, and the switching of gear is by middle variable-speed shaft
Axial movement realize, it is central between variable-speed shaft when axially moving from left to right, the connecting hole on middle variable-speed shaft is just
The first fuel feed hole, the second fuel feed hole are connected respectively, the first spill port, the connection of the second spill port, with the axle of middle variable-speed shaft
To movement, the first fuel feed hole corresponding with each gear, the connection of the second fuel feed hole, the first spill port, the second spill port are connected, so that
So that the hydraulic power output device and the first oil pump of correspondence gear are connected, realize the first oil pump to hydraulic power output device
Pressurization and pressure release, so that power is delivered on power transmission shaft by output gear, realize the switching of different gears.And middle speed change
The axial movement of axle is realized by the second oil pump on the power transmission shaft, and the second oil pump is according to the rotating speed of power transmission shaft (i.e. vapour
Car speed) the automatic oil pressure for changing output hydraulic pressure oil, so that middle variable-speed shaft moves axially to realize each gear 1 a pair
The first fuel feed hole, the second fuel feed hole and the first spill port answered, the UNICOM of the second spill port and disconnection.Such as middle variable-speed shaft is not
When being car transfixion during rotation, middle variable-speed shaft remains stationary as position, and each one-to-one first fuel feed hole of gear, second enter
Oilhole and the first spill port, the second spill port are remained off respectively, at this moment the corresponding hydraulic power output device of each gear
Without hydraulic oil pressurization, also no power is exported to power transmission shaft through each gear correspondence hydraulic power output device.When automobile advances,
By the oil-feed oil return of the second oil pump, gear is automatically controlled, be anaplasia in being controlled by mechanical shifting fork structure during car reversed
The fast initial mobile realization in axle axial direction.Additionally, when transmission power is needed, hydraulic oil enters hydraulic power output device, first
Oil pump oil return opening is closed and hydraulic power output device is pressurizeed, and hydraulic power output device passes through hydraulic oil, stator, floating
Power is passed to power transmission shaft by the friction between piece, connection sheet by gear.
Preferably, hydraulic pressure automatic control of transmission of the invention, the number of forward gear input gear is 5.
Preferably, hydraulic pressure automatic control of transmission of the invention, stator and floating piece are respectively by spline and transmission
Axle is connected, and the connection sheet is connected by spline with output gear.
The above is only the preferred embodiment of the present invention, is not intended to limit the invention, it is noted that for this skill
For the those of ordinary skill in art field, on the premise of the technology of the present invention principle is not departed from, can also make it is some improvement and
Modification, these are improved and modification also should be regarded as protection scope of the present invention.
Claims (3)
1. a kind of hydraulic pressure automatic shift control device, it is characterised in that：Including input shaft, power transmission shaft, input gear and with input tooth
Corresponding output gear is taken turns, the input gear includes a reverse gear shift input gear and at least one forward gear input gear,
And input gear is fixedly installed on input shaft, the output gear is connected to power transmission shaft by hydraulic power output device
On, be provided with idler gear between the reverse gear shift input gear and corresponding output gear, the idler gear respectively with reversing
Gear input gear and output gear corresponding with reverse gear shift input gear be meshed, the forward gear input gear respectively with accordingly
Output gear gear be meshed, protuberance is additionally provided with the lateral surface of the input shaft, be provided with first below the protuberance
Oil pump, the protuberance can set with the output end in contact of the first oil pump so as to drive the first oil pump to operate in the power transmission shaft
Have middle variable-speed shaft, oil inlet and oil return axle be additionally provided with the middle variable-speed shaft, be provided with the oil inlet and oil return axle forward gear oil inlet passage,
Reverse gear oil inlet passage and drainback passage, and the forward gear oil inlet passage and the oil inlet passage that reverses gear pass through oil pipe and the first oil pump respectively
Output end connection, the drainback passage connects by oil pipe with the input of the first oil pump, and the both sides of the output gear are divided
Storage tank is not offered, the hydraulic power output device is sealingly disposed in storage tank, hydraulic power output device includes flat
Stator, connection sheet and floating piece that row is set, stator are connected with power transmission shaft respectively with floating piece, connection sheet and output gear
Connection, the first fuel feed hole and the are respectively equipped with the side wall of the power transmission shaft at the position of each hydraulic power output device of correspondence
One spill port, first fuel feed hole and the first spill port are communicated with storage tank respectively, and the correspondence first of the oil inlet and oil return axle is entered
The second fuel feed hole is provided with the position of oilhole, second fuel feed hole is corresponding with the first fuel feed hole, and correspondence forward gear is defeated
The second fuel feed hole for entering gear is communicated with forward gear oil inlet passage, the second fuel feed hole of correspondence reverse gear shift input gear with reverse gear into
Oily passage is communicated, and the second spill port, second spill port and are provided with the position of the spill port of correspondence first of oil inlet and oil return axle
One spill port is corresponding, and the second spill port is communicated with drainback passage, the fuel feed hole of correspondence first of the middle variable-speed shaft and
Connecting hole is offered at the position of the first spill port respectively, the connecting hole is used to connect the first fuel feed hole and the second fuel feed hole,
Or for connecting the first spill port and the second spill port, and the position distribution of connecting hole causes middle variable-speed shaft from left-hand
During the right side axially moves, each first fuel feed hole is connected with corresponding second fuel feed hole successively respectively, while corresponding each
First spill port is connected with corresponding second spill port successively respectively, while one and only one first fuel feed hole and second
Fuel feed hole is connected, and the hydraulic pressure automatic shift control device also includes the second oil pump and mechanical shifting fork structure, and second oil pump sets
Put on power transmission shaft, and the output end of the second oil pump is connected with middle variable-speed shaft, and the second oil pump is used to drive middle variable-speed shaft
Moved axially in power transmission shaft, variable-speed shaft does axially initial shifting in the middle of control when the mechanical shifting fork structure is used for automobile starting
It is dynamic.
2. hydraulic pressure automatic shift control device according to claim 1, it is characterised in that：The number of the forward gear input gear
Mesh is 5.
3. hydraulic pressure automatic shift control device according to claim 1, it is characterised in that：The stator and floating piece are distinguished
It is connected with power transmission shaft by spline, the connection sheet is connected by spline with output gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786888.0A CN105240524B (en) | 2015-11-16 | 2015-11-16 | Hydraulic pressure automatic control of transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510786888.0A CN105240524B (en) | 2015-11-16 | 2015-11-16 | Hydraulic pressure automatic control of transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105240524A CN105240524A (en) | 2016-01-13 |
| CN105240524B true CN105240524B (en) | 2017-06-16 |
Family
ID=55038292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510786888.0A Expired - Fee Related CN105240524B (en) | 2015-11-16 | 2015-11-16 | Hydraulic pressure automatic control of transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105240524B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1616853A (en) * | 2004-08-24 | 2005-05-18 | 吉林大学 | Double clutch type automatic gearbox |
| CN202251840U (en) * | 2011-09-21 | 2012-05-30 | 长沙中传机械有限公司 | Hydraulic transmission gear box with clutch part adopting gap sealing structure |
| CN102797767A (en) * | 2011-05-23 | 2012-11-28 | 肖合作 | Integrated flywheel and clutch drive mechanism |
| CN202597543U (en) * | 2012-04-17 | 2012-12-12 | 杭州发达齿轮箱集团有限公司 | Limiting mechanism of high-power clutch return spring |
| EP2149724B1 (en) * | 2007-05-23 | 2013-05-15 | Nabtesco Corporation | Reduction gear device |
| CN103206496A (en) * | 2013-04-17 | 2013-07-17 | 范巨新 | Automatic transmission capable of transmitting power by aid of shaft and plungers |
| CN205207644U (en) * | 2015-11-16 | 2016-05-04 | 张庆法 | Hydraulic pressure automatic control derailleur |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8647225B2 (en) * | 2007-11-29 | 2014-02-11 | Ford Global Technologies, Llc | Transfer case for a motor vehicle powertrain |
-
2015
- 2015-11-16 CN CN201510786888.0A patent/CN105240524B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1616853A (en) * | 2004-08-24 | 2005-05-18 | 吉林大学 | Double clutch type automatic gearbox |
| EP2149724B1 (en) * | 2007-05-23 | 2013-05-15 | Nabtesco Corporation | Reduction gear device |
| CN102797767A (en) * | 2011-05-23 | 2012-11-28 | 肖合作 | Integrated flywheel and clutch drive mechanism |
| CN202251840U (en) * | 2011-09-21 | 2012-05-30 | 长沙中传机械有限公司 | Hydraulic transmission gear box with clutch part adopting gap sealing structure |
| CN202597543U (en) * | 2012-04-17 | 2012-12-12 | 杭州发达齿轮箱集团有限公司 | Limiting mechanism of high-power clutch return spring |
| CN103206496A (en) * | 2013-04-17 | 2013-07-17 | 范巨新 | Automatic transmission capable of transmitting power by aid of shaft and plungers |
| CN205207644U (en) * | 2015-11-16 | 2016-05-04 | 张庆法 | Hydraulic pressure automatic control derailleur |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105240524A (en) | 2016-01-13 |
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Granted publication date: 20170616 Termination date: 20171116 |