CN203363119U - Hydraulic torque converter control device, hydraulic control system, stepless speed changer and vehicle - Google Patents
Hydraulic torque converter control device, hydraulic control system, stepless speed changer and vehicle Download PDFInfo
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- CN203363119U CN203363119U CN 201320354145 CN201320354145U CN203363119U CN 203363119 U CN203363119 U CN 203363119U CN 201320354145 CN201320354145 CN 201320354145 CN 201320354145 U CN201320354145 U CN 201320354145U CN 203363119 U CN203363119 U CN 203363119U
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- fluid torque
- converter control
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- 239000003921 oil Substances 0.000 claims description 210
- 239000012530 fluid Substances 0.000 claims description 161
- 238000005461 lubrication Methods 0.000 claims description 40
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 9
- 230000001050 lubricating effect Effects 0.000 abstract description 9
- 239000000446 fuel Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model relates to a hydraulic torque converter control device, a hydraulic control system, a stepless speed changer and a vehicle. The hydraulic torque converter control device comprises a hydraulic torque converter control valve and an auxiliary oil way pressure control valve. The first end of the hydraulic torque converter control valve is connected with a hydraulic torque converter through a lock-up clutch release oil way and a lock-up clutch combination oil way, and the second end of the hydraulic torque converter control valve is connected to a first lubricating and cooling oil way and a second lubricating and cooling oil way. The first end of the auxiliary oil way pressure control valve is connected with the second end of the hydraulic torque converter control valve through the first lubricating and cooling oil way, and the second end of the auxiliary oil way pressure control valve is connected with the third end of the hydraulic torque converter control valve through an auxiliary oil way. When the hydraulic torque converter is opened, the first lubricating and cooling oil way is communicated with the lock-up clutch release oil way, and the lock-up clutch combination oil way is communicated with the second lubricating and cooling oil way. When the hydraulic torque converter is locked up, the auxiliary oil way is communicated with the lock-up clutch combination oil way, and the first lubricating and cooling oil way is communicated with the second lubricating and cooling oil way.
Description
Technical field
The utility model relates to the transmission for vehicles technical field, specifically can relate to a kind of fluid torque converter control gear, stepless speed variator hydraulic control system, stepless speed variator and vehicle.
Background technique
Fluid torque converter is arranged on the stepless speed variator front end, and input shaft is connected with engine output shaft, and output shaft and clutch link.The variation that fluid torque converter relies on liquid and blade interaction to produce the moment of momentum carrys out transmitting torque, the moment of torsion of motor can be passed to speed changer reposefully, prevents system overload, is conducive to the vehicle gentle start; In addition, when the anxious acceleration of vehicle, play the effect that increases moment of torsion.While travelling under the vehicle plateau higher in speed, fluid torque converter can be lost its function by locking, and engine output shaft directly is connected with the transmission clutch input shaft.The purpose of locking fluid torque converter is to raise the efficiency, and reduces hydraulic losses.
Hydraulic control system and the hydraulic control system of automatic speed changer of stepless speed variator are distinguished to some extent.The stepless speed variator hydraulic system pressure is higher, and the working connection high pressure oil must, through decompression, just be applicable to control fluid torque converter.At present, the fluid torque converter control system in the stepless speed variator hydraulic control system generally comprises: auxiliary oil way pressure controlled valve, fluid torque converter pressure controlled valve, converter lockup control valve and solenoid valve.The working connection fuel feeding, to auxiliary oil way, under the auxiliary oil way pressure controlled valve is regulated, forms auxiliary oil way pressure and is used to fluid torque converter that base control pressure is provided.The fluid torque converter pressure controlled valve be take auxiliary oil way pressure as basis, accurately controls the pressure of supplying with fluid torque converter.Solenoid valve receives electrical signal, is converted into Output pressure, regulates the converter lockup control valve, thereby controls the locking of lockup clutch of converter and open.The fluid torque converter control system need to allow fluid try one's best resistance littlely by fluid torque converter when lock-up clutch is opened, and enters lubricating and cooling system; Lock-up clutch in conjunction with the time, can be according to the solenoid valve signal, regulate and be applied to the pressure on lock-up clutch, guarantee in conjunction with reliable; Also should, by the control to pressure, realize that the cunning state that rubs of lock-up clutch is controlled.
This fluid torque converter control system, the quantity of valve is more, and the manufacturing difficulty is large, and cost is high.Particularly, when lock-up clutch is opened, the oil of auxiliary oil way flows through fluid torque converter, because auxiliary oil way pressure is higher, can produce larger loss in efficiency.
The model utility content
In order to solve the problems of the technologies described above, the utility model provides a kind of fluid torque converter control gear, hydraulic control system, stepless speed variator and vehicle.
In order to achieve the above object, the technological scheme that the utility model is taked is: a kind of fluid torque converter control gear, for controlling opening and locking of fluid torque converter, comprising:
The fluid torque converter control valve, the first end of described fluid torque converter control valve by lock-up clutch discharge oil circuit, lock-up clutch is connected with fluid torque converter in conjunction with oil circuit, the second end of described fluid torque converter control valve is connected to the first lubrication oil circuit and the second lubrication oil circuit;
The auxiliary oil way pressure controlled valve, the first end of described auxiliary oil way pressure controlled valve is connected with the second end of described fluid torque converter control valve by described the first lubrication oil circuit, and the second end of described auxiliary oil way pressure controlled valve is connected with the 3rd end of described fluid torque converter control valve by auxiliary oil way; Wherein
Described fluid torque converter control valve is positioned at the first state, described fluid torque converter is opened, described the first state comprises that the first lubrication oil circuit discharges oil circuit by described fluid torque converter control valve and lock-up clutch and is communicated with, and described lock-up clutch is communicated with the second lubrication oil circuit by described fluid torque converter control valve in conjunction with oil circuit;
Described fluid torque converter control valve is positioned at the second state, described converter lockup, described the second state comprises that auxiliary oil way passes through the fluid torque converter control valve and is combined oil circuit with described lock-up clutch and is communicated with, and described the first lubrication oil circuit is communicated with described the second lubrication oil circuit by the fluid torque converter control valve.
Further, also comprise oil pump, working connection pressure controlled valve, described working connection pressure controlled valve first end is connected to described oil pump by working connection, and the second end of described working connection pressure controlled valve is connected with the 3rd end of described auxiliary oil way pressure controlled valve by auxiliary oil way.
Further, also comprise oil sump;
Described oil sump, for storing the required hydraulic oil of stepless speed variator;
Described oil pump is under the driving of motor, from oil sump liquid draw force feed, for hydraulic system provides pressure oil.
Further, also comprise solenoid valve, described solenoid valve is connected with the 4th end of described fluid torque converter control valve by the solenoid valve oil circuit;
The five terminal of described fluid torque converter control valve is connected to its first end by the feedback oil circuit;
Described the first state also comprises that the delivery pressure of described electromagnetic valve solenoid valve oil circuit is less than and is arranged on the spring force of described fluid torque converter control valve away from the return spring of an end of described the 4th end, and the feedback oil circuit is communicated with described oil sump;
Described the second state also comprises that the first end that feeds back oil circuit is communicated with auxiliary oil way by described fluid torque converter control valve, the second end of feedback oil circuit is combined oil circuit by described fluid torque converter control valve and is communicated with lock-up clutch, lock-up clutch discharges oil circuit and is communicated with described oil sump by described fluid torque converter control valve, the delivery pressure of described electromagnetic valve solenoid valve oil circuit equal the spring force of described return spring and feed back oil circuit the 3rd end act on described fluid torque converter control valve five terminal power with.
The utility model also provides a kind of hydraulic control system, comprises above-mentioned fluid torque converter control gear.
The utility model also provides a kind of stepless speed variator, comprises above-mentioned hydraulic control system.
The utility model also provides a kind of vehicle, comprises above-mentioned stepless speed variator.
The beneficial effects of the utility model are: when fluid torque converter is opened, lubrication fluid flows through fluid torque converter.Because the lubrication oil pressure is lower, can reduce loss in efficiency, the fuel economy that improves vehicle is had to positive role; Fluid torque converter in conjunction with the time, still by the auxiliary oil way fuel feeding, provide larger in conjunction with pressure, guarantee that lockup clutch of converter is in conjunction with reliable.
The accompanying drawing explanation
Fig. 1 means the utility model fluid torque converter open mode schematic diagram;
Fig. 2 means the utility model converter lockup view.
Embodiment
Below in conjunction with accompanying drawing, structure of the present utility model and principle are elaborated, illustrated embodiment, only for explaining the utility model, not limits protection domain of the present utility model with this.
As depicted in figs. 1 and 2, a kind of fluid torque converter control gear, for controlling opening and locking of fluid torque converter 2, comprising:
Fluid torque converter control valve 1, the first end of described fluid torque converter control valve 1 by lock-up clutch discharge oil circuit 13, lock-up clutch is connected with fluid torque converter 2 in conjunction with oil circuit 12, the second end of described fluid torque converter control valve 1 is connected to the first lubrication oil circuit 90 and the second lubrication oil circuit 91;
Auxiliary oil way pressure controlled valve 3, the first end of described auxiliary oil way pressure controlled valve 3 is connected with the second end of described fluid torque converter control valve 1 by described the first lubrication oil circuit 90, and the second end of described auxiliary oil way pressure controlled valve 3 is connected with the 3rd end of described fluid torque converter control valve 1 by auxiliary oil way 8; Wherein
Described fluid torque converter control valve 1 is positioned at the first state, described fluid torque converter 2 is opened, described the first state comprises that the first lubrication oil circuit 90 discharges oil circuit 13 by described fluid torque converter control valve 1 and lock-up clutch and is communicated with, and described lock-up clutch is communicated with the second lubrication oil circuit 91 by described fluid torque converter control valve 1 in conjunction with oil circuit 12;
Described fluid torque converter control valve 1 is positioned at the second state, described fluid torque converter 2 lockings, described the second state comprises that auxiliary oil way 8 is combined oil circuit 12 by fluid torque converter control valve 1 and is communicated with described lock-up clutch, and described the first lubrication oil circuit 90 passes through fluid torque converter control valve 1 and is communicated with described the second lubrication oil circuit 91.
The locking of fluid torque converter 2 and open by the combination of the lock-up clutch in fluid torque converter and open control.
When fluid torque converter 2 is opened, lubrication fluid flows through fluid torque converter 2.Because the lubrication oil pressure is lower, can reduce loss in efficiency, the fuel economy that improves vehicle is had to positive role; Fluid torque converter in conjunction with the time, still by the auxiliary oil way fuel feeding, provide larger in conjunction with pressure, guarantee that lockup clutch of converter is in conjunction with reliable.The control gear of fluid torque converter described in the present embodiment also comprises oil pump 5, working connection pressure controlled valve 6, described working connection pressure controlled valve 6 first ends are connected to described oil pump 5 by working connection 15, and the second end of described working connection pressure controlled valve 6 is connected with the 3rd end of described auxiliary oil way pressure controlled valve 3 by auxiliary oil way 8.
In the present embodiment, described fluid torque converter control gear also comprises oil sump 4,
Described oil sump 4, for storing the required hydraulic oil of stepless speed variator;
Described oil pump 5 is under the driving of motor, from oil sump 4 liquid draw force feeds, for hydraulic system provides pressure oil.
Working connection pressure controlled valve 6, regulate working connection 15 pressure, supplies with each oil circuit, and leakage part oil enters auxiliary oil way 8;
Auxiliary oil way pressure controlled valve 3, the pressure of adjusting auxiliary oil way 8, and leakage part oil enters lubrication oil circuit 9.
Therefore, working connection pressure is greater than auxiliary oil way pressure, and auxiliary oil way pressure is greater than lubrication oil circuit pressure.
When lock-up clutch is opened, lubrication fluid flows through fluid torque converter.Because the lubrication oil pressure is lower, can reduce loss in efficiency, the fuel economy that improves vehicle is had to positive role.
Described fluid torque converter control gear also comprises solenoid valve 7, and described solenoid valve 7 is connected with the 4th end of described fluid torque converter control valve 1 by solenoid valve oil circuit 10;
The five terminal of described fluid torque converter control valve 1 is connected to its first end by feedback oil circuit 11;
Described the first state also comprises that delivery pressure that described solenoid valve 7 is controlled solenoid valve oil circuits 10 is less than and is arranged on the spring force of described fluid torque converter control valve 1 away from the return spring 14 of an end of described the 4th end, feedback oil circuit 11 is communicated with described oil sump 4 that (first end that feeds back oil circuit 11 is communicated with described oil sump 4, the second end of feedback oil circuit 11 is by shutoff, and the 3rd end of feedback oil circuit 11 acts on the five terminal of described fluid torque converter control valve 1);
Described the second state also comprises that the first end that feeds back oil circuit 11 is communicated with auxiliary oil way 8 by described fluid torque converter control valve 1, the second end of feedback oil circuit 11 is combined oil circuit 12 connections by described fluid torque converter control valve 1 with lock-up clutch, lock-up clutch discharges oil circuit 13 and is communicated with described oil sump 4 by described fluid torque converter control valve 1, the 3rd end that the delivery pressure that described solenoid valve 1 is controlled solenoid valve oil circuit 10 equals the spring force of described return spring 14 and feeds back oil circuit 11 act on described fluid torque converter control valve 1 five terminal power with.
When described fluid torque converter 2 is opened, the first lubrication oil circuit 90 discharges oil circuit 13 by described fluid torque converter control valve 1 and lock-up clutch and is communicated with, the second lubrication oil circuit 91 is combined oil circuit 12 connections by described fluid torque converter control valve 1 with lock-up clutch, and the high pressure oil of auxiliary oil way 8 is intercepted at valve 1 place, can not flow into fluid torque converter.Fluid torque converter is controlled feedback oil circuit 11 and is communicated with oil sump 4, and the feedback oil circuit 11 of valve 1 right-hand member does not have pressure, guarantees the position stability of fluid torque converter control valve 1.
During described fluid torque converter 2 locking, hydraulic oil in auxiliary oil way 8 enters feedback oil circuit 11 through fluid torque converter control valve 1, then most of oil enters lock-up clutch in conjunction with oil circuit 12 by fluid torque converter control valve 1 again, flow into fluid torque converter 2, pressure-acting, on the lock-up clutch piston, is driven to the lock-up clutch combination, and fluid torque converter is realized locking, another part enters the right-hand member that the oil that feeds back oil circuit 11 acts on valve 1, and valve 1 is applied to power left.Described the first lubrication oil circuit 90 is communicated with described the second lubrication oil circuit 91 by fluid torque converter control valve 1.
Below specifically introduce converter lockup and open mode.
Fluid torque converter control valve 1, discharge oil circuit 13 and lock-up clutch with fluid torque converter 2 by lock-up clutch and be combined oil circuit 12 and link.When in fluid torque converter, lock-up clutch is opened, solenoid valve oil circuit 10 pressure that solenoid valve 7 is controlled are lower, can not overcome the power of the return spring 14 of fluid torque converter control valve 1, and fluid torque converter control valve 1 is in position shown in Fig. 1.Hydraulic oil in the first lubrication oil circuit 90 is after fluid torque converter control valve 1, discharge oil circuit 13 by lock-up clutch and flow into fluid torque converter 2, flow out fluid torque converter 2 through lock-up clutch in conjunction with oil circuit 12, again, after fluid torque converter control valve 1, enter the second lubrication oil circuit 91.And the high pressure oil of auxiliary oil way 8 is intercepted at fluid torque converter control valve 1 place, can not flow into fluid torque converter 2.Fluid torque converter 2 is controlled feedback oil circuit 11 and is communicated with oil sump 4, and the feedback oil circuit 11 of fluid torque converter control valve 1 right-hand member does not have pressure, guarantees the position stability of fluid torque converter control valve 1.
Need lockup clutch of converter in conjunction with the time, solenoid valve oil circuit 10 pressure that solenoid valve 7 is controlled raise, pressure overcomes the power of return spring 14, and fluid torque converter control valve 1 is moved to position as shown in Figure 2.Hydraulic oil in auxiliary oil way 8 enters feedback oil circuit 11 through fluid torque converter control valve 1, most of oil enters lock-up clutch in conjunction with oil circuit 12 by fluid torque converter control valve 1 again, flow into fluid torque converter 2, by pressure-acting on the lock-up clutch piston, drive the lock-up clutch combination, fluid torque converter is realized locking.Lubricating cooling oil now enters fluid torque converter control valve 1 by the first lubrication oil circuit 90, does not enter fluid torque converter 2, by fluid torque converter control valve 1, directly again flows in the second lubrication oil circuit 91.
During converter lockup, enter the right-hand member that feedback oil circuit 11 oil act on fluid torque converter control valve 1, fluid torque converter control valve 1 is applied to power left.Enter lock-up clutch identical with the pressure of the right-hand member that acts on fluid torque converter control valve 1 in conjunction with the pressure of the oil of oil circuit 12.The stressed equilibrium relation according to fluid torque converter control valve 1, solenoid valve pressure left (solenoid valve 7 is controlled the delivery pressure of solenoid valve oil circuit 10) (enters the right-hand member that feedback oil circuit 11 oil act on fluid torque converter control valve 1 with spring force (power that return spring 14 applies) and feedback pressure to the right, fluid torque converter control valve 1 is applied to power left) equate, the excursion of spring force is less, therefore by the delivery pressure of electromagnetic valve for adjusting 7, just can control the size of feedback pressure, thereby realize the control to detent pressure and the sliding state that rubs of fluid torque converter 2.
It should be noted that, as depicted in figs. 1 and 2, the first end of the described fluid torque converter control valve 1 in the present embodiment mean on fluid torque converter control valve 1 to be provided with lock-up clutch discharge oil circuit 13, lock-up clutch be combined interface that oil circuit 12 is communicated with, with the part of feeding back the interface that oil circuit 11 is communicated with; The second end of described fluid torque converter control valve 1 means that fluid torque converter control valve 1 is provided with the part of the interface that can be communicated with the first lubrication oil circuit 90, the second lubrication oil circuit 91; The 3rd end of described fluid torque converter control valve 1 means that fluid torque converter control valve 1 is provided with the part of the interface that can be communicated with auxiliary oil way 8; The 4th end of described fluid torque converter control valve 1 means to be provided with on fluid torque converter control valve 1 part of the interface be communicated with solenoid valve oil circuit 10; The five terminal of described fluid torque converter control valve 1 mean on fluid torque converter control valve 1 to be provided with and the part of feeding back the interface that oil circuit 11 is communicated with.
The first end of the pressure controlled valve of auxiliary oil way described in the present embodiment 3 means that described auxiliary oil way pressure controlled valve 3 is provided with the part of the interface be communicated with the first lubrication oil circuit 90; The second end of described auxiliary oil way pressure controlled valve 3 means the part be connected with the 3rd end of fluid torque converter control valve 1 by auxiliary oil way 8 on described auxiliary oil way pressure controlled valve 3; The 3rd end of described auxiliary oil way pressure controlled valve 3 means that described auxiliary oil way pressure controlled valve 3 is provided with the part of the interface be communicated with auxiliary oil way 8, the part be communicated with working connection pressure controlled valve 6 by auxiliary oil way 8; As depicted in figs. 1 and 2, the second end of the pressure controlled valve of auxiliary oil way described in the present embodiment 3 and the 3rd end share the same interface on auxiliary oil way pressure controlled valve 3.
The first end of the pressure controlled valve of working connection described in the present embodiment 6 means to be provided with on described working connection pressure controlled valve 6 part of the interface be communicated with working connection 15; The second end of described working connection pressure controlled valve 6 means to be provided with on described working connection pressure controlled valve 6 part of the interface be communicated with auxiliary oil way 8.
By adopting this patent structure, can make the pressure control function of fluid torque converter and locking control function be integrated on a valve, make structure compacter, reduce number of spare parts and difficulty of processing, reduce costs.
The utility model also provides a kind of hydraulic control system, comprises above-mentioned fluid torque converter control gear.
The utility model also provides a kind of stepless speed variator, comprises above-mentioned hydraulic control system.
The utility model also provides a kind of vehicle, comprises above-mentioned stepless speed variator.
The above is the utility model preferred embodiment; it should be pointed out that to those skilled in the art, under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as the utility model protection domain.
Claims (7)
1. a fluid torque converter control gear, for controlling opening and locking of fluid torque converter, is characterized in that, comprising:
The fluid torque converter control valve, the first end of described fluid torque converter control valve by lock-up clutch discharge oil circuit, lock-up clutch is connected with fluid torque converter in conjunction with oil circuit, the second end of described fluid torque converter control valve is connected to the first lubrication oil circuit and the second lubrication oil circuit;
The auxiliary oil way pressure controlled valve, the first end of described auxiliary oil way pressure controlled valve is connected with the second end of described fluid torque converter control valve by described the first lubrication oil circuit, and the second end of described auxiliary oil way pressure controlled valve is connected with the 3rd end of described fluid torque converter control valve by auxiliary oil way; Wherein
Described fluid torque converter control valve is positioned at the first state, described fluid torque converter is opened, described the first state comprises that the first lubrication oil circuit discharges oil circuit by described fluid torque converter control valve and lock-up clutch and is communicated with, and described lock-up clutch is communicated with the second lubrication oil circuit by described fluid torque converter control valve in conjunction with oil circuit;
Described fluid torque converter control valve is positioned at the second state, described converter lockup, described the second state comprises that auxiliary oil way passes through the fluid torque converter control valve and is combined oil circuit with described lock-up clutch and is communicated with, and described the first lubrication oil circuit is communicated with described the second lubrication oil circuit by the fluid torque converter control valve.
2. fluid torque converter control gear according to claim 1, it is characterized in that, also comprise oil pump, working connection pressure controlled valve, described working connection pressure controlled valve first end is connected to described oil pump by working connection, and the second end of described working connection pressure controlled valve is connected with the 3rd end of described auxiliary oil way pressure controlled valve by auxiliary oil way.
3. fluid torque converter control gear according to claim 2, is characterized in that, also comprises oil sump;
Described oil sump, for storing the required hydraulic oil of stepless speed variator;
Described oil pump is under the driving of motor, from oil sump liquid draw force feed, for hydraulic system provides pressure oil.
4. fluid torque converter control gear according to claim 3, is characterized in that, also comprises solenoid valve, and described solenoid valve is connected with the 4th end of described fluid torque converter control valve by the solenoid valve oil circuit;
The five terminal of described fluid torque converter control valve is connected to its first end by the feedback oil circuit;
Described the first state also comprises that the delivery pressure of described electromagnetic valve solenoid valve oil circuit is less than and is arranged on the spring force of described fluid torque converter control valve away from the return spring of an end of described the 4th end, and the feedback oil circuit is communicated with described oil sump;
Described the second state also comprises that the first end that feeds back oil circuit is communicated with auxiliary oil way by described fluid torque converter control valve, the second end of feedback oil circuit is combined oil circuit by described fluid torque converter control valve and is communicated with lock-up clutch, lock-up clutch discharges oil circuit and is communicated with described oil sump by described fluid torque converter control valve, the delivery pressure of described electromagnetic valve solenoid valve oil circuit equal the spring force of described return spring and feed back oil circuit the 3rd end act on described fluid torque converter control valve five terminal power with.
5. a hydraulic control system, is characterized in that, comprises the described fluid torque converter control gear of claim 1-4 any one.
6. a stepless speed variator, comprise hydraulic control system as claimed in claim 5.
7. a vehicle, is characterized in that, described vehicle comprises stepless speed variator as claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320354145 CN203363119U (en) | 2013-06-19 | 2013-06-19 | Hydraulic torque converter control device, hydraulic control system, stepless speed changer and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320354145 CN203363119U (en) | 2013-06-19 | 2013-06-19 | Hydraulic torque converter control device, hydraulic control system, stepless speed changer and vehicle |
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| Publication Number | Publication Date |
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| CN203363119U true CN203363119U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320354145 Expired - Fee Related CN203363119U (en) | 2013-06-19 | 2013-06-19 | Hydraulic torque converter control device, hydraulic control system, stepless speed changer and vehicle |
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| CN (1) | CN203363119U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486457A (en) * | 2018-06-26 | 2019-11-22 | 贵州大学 | A kind of locking and the hydraulic system of cooling and lubricating of heavy type hydraulic automatic speed variator |
| CN112524242A (en) * | 2019-09-18 | 2021-03-19 | 现代坦迪斯株式会社 | Hydraulic control apparatus for automatic transmission |
| CN115059746A (en) * | 2022-06-17 | 2022-09-16 | 哈尔滨东安汽车发动机制造有限公司 | Rear-drive two-oil-way TC hydraulic system and control method |
-
2013
- 2013-06-19 CN CN 201320354145 patent/CN203363119U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110486457A (en) * | 2018-06-26 | 2019-11-22 | 贵州大学 | A kind of locking and the hydraulic system of cooling and lubricating of heavy type hydraulic automatic speed variator |
| CN112524242A (en) * | 2019-09-18 | 2021-03-19 | 现代坦迪斯株式会社 | Hydraulic control apparatus for automatic transmission |
| CN115059746A (en) * | 2022-06-17 | 2022-09-16 | 哈尔滨东安汽车发动机制造有限公司 | Rear-drive two-oil-way TC hydraulic system and control method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |
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| CX01 | Expiry of patent term | ||
| CU01 | Correction of utility model |
Correction item: Termination upon expiration of patent Correct: Revocation of Patent Expiration and Termination False: On July 7, 2023, the expiration and termination of the 39 volume 2702 patent Number: 27-02 Volume: 39 |
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| CU01 | Correction of utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 |