CN104343840B - Valve and cooling system for wet-running friction clutch - Google Patents
Valve and cooling system for wet-running friction clutch Download PDFInfo
- Publication number
- CN104343840B CN104343840B CN201410377533.1A CN201410377533A CN104343840B CN 104343840 B CN104343840 B CN 104343840B CN 201410377533 A CN201410377533 A CN 201410377533A CN 104343840 B CN104343840 B CN 104343840B
- Authority
- CN
- China
- Prior art keywords
- friction
- friction clutch
- valve
- cooling system
- plate group
- 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.)
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Links
- 238000001816 cooling Methods 0.000 title claims abstract description 72
- 239000012809 cooling fluid Substances 0.000 claims abstract description 44
- 230000000903 blocking effect Effects 0.000 claims abstract description 14
- 230000013011 mating Effects 0.000 claims description 32
- 239000007921 spray Substances 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/58—Details
- F16D13/72—Features relating to cooling
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
- F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
- F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
- F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
- F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/12—Details not specific to one of the before-mentioned types
- F16D25/123—Details not specific to one of the before-mentioned types in view of cooling and lubrication
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2300/00—Special features for couplings or clutches
- F16D2300/02—Overheat protection, i.e. means for protection against overheating
- F16D2300/021—Cooling features not provided for in group F16D13/72 or F16D25/123, e.g. heat transfer details
- F16D2300/0214—Oil or fluid cooling
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention relates to a valve for a cooling system for wet-running friction clutches, having at least the following components: at least one valve element for a cooling fluid, which is axially movable from an open state of the friction clutch into a closed state of the friction clutch, and at least one corresponding blocking element, which is movable relative to the valve element; at least one first outlet for the cooling fluid, wherein the at least one first outlet is formed in the at least one valve element, and the valve is arranged such that, when the friction clutch is transferred from the open state into the closed state, the at least one first outlet is closed by means of a relative movement between the valve element and the closure element. The advantages of the injection-cooled friction clutch and the pool-cooled friction clutch can be combined with one another by the valve and cooling system proposed here.
Description
Technical field
The present invention relates to a kind of valve for cooling system and a kind of friction clutch for wet operation, especially sprays
The cooling system of cooling friction clutch.
Background technology
It is known from the state of the art the various settings for making friction clutch cool down.For example, making the friction of friction clutch
Piece group is run in cooling bay, and frictional heat is discharged by the cooling bay.The setting has the advantage that：It can be discharged very more
Heat and therefore the quality of friction clutch can be held small.However, the setting has the disadvantage that：In friction clutch
The dragging torque occurred under the releasing orientation of device due to (high) shear viscosity in cooling bay but it is very high.In contrast
Ground is had the advantage that by the setting for the friction clutch that spray cools down：Do not apply (high) dragging torque herein, because
Do not constitute cooling bay.However, the heat extraction ratio of the friction clutch cooled down by spray is very small in cooling bay friction clutch
It is more.
Invention content
Based on this, the present invention is based on following task, the shortcomings that being known from the state of the art is overcome at least partly.The task
It is solved by the feature of independent claims.The scheme of being advantageously improved is the theme of dependent claims.
The present invention relates to the valve for cooling system, which is used for the friction clutch of wet operation, and the valve is at least
With with lower component：
It is at least one to move to the friction clutch from the opening state of the friction clutch in the axial direction
It is in closed state, for cooling fluid valve components and it is at least one it is being moved relative to the valve components, corresponding close
Lock element；
At least one first outlet for the cooling fluid,
Wherein, at least one first outlet processing is at least one valve components, and the valve is set in this way
It sets so that, when the friction clutch is transformed into from the opening state in the closed state, described at least one first
Outlet is closed by means of the relative motion between the valve components and the blocking element.
The valve proposed herein especially can be used in the friction clutch cooled down by spray.Here, described at least one
Outlet for cooling fluid, which is preferably placed in, to be in relative to the friction plate group of friction clutch in the position of radially outer.By
This, the cooling fluid of the spray campaign and/or the centrifugal force caused by the rotation of friction clutch can pass through outward
At least one first outlet outflow.Here, the valve opening and closing preferably with the opening and closing of friction clutch
It is synchronous, to which the valve is opened in the state of not transmitting torque and only transmitting dragging torque in other words.In closing for friction clutch
Under conjunction state, that is, when transmitting maximum transferable torque for example in the friction clutch, valve is to close, from
And the cooling fluid flowed into can not be flowed out by least one first outlet.This is with following consequence：In friction clutch
Cooling bay is not constituted under the opening state of device, but the cooling fluid flowed at least can also rapidly flow out again.Conversely, rubbing
Under the closed state for wiping clutch, constitutes cooling bay in the region of the friction plate group of friction clutch and cooling fluid does not flow
Go out cooling fluid in other words to flow out by second outlet.In this state, it surrounds at least one friction plate group and constitutes cooling
Pond, to realize the high cooling power of cooling bay friction clutch.But meanwhile, under the opening state of friction clutch not
Cooling bay is constituted, the dragging torque to be transmitted is (negligibly) small.
According to another Advantageous embodiments of the valve, the valve components are operation piston or the friction of friction clutch
Piece cage.
In the particularly preferred embodiment of the valve, the function of valve combined with the conversion element of friction clutch or
Person, which says, to be integrated into the conversion element, and the conversion of valve is used for without other component.Here, completely particularly preferably
Ground, at least one first outlet processing in operating piston and due to the friction clutch by operation and in the axial direction
It moves back and forth.Conversely, the blocking element is not implemented to be axially moved implements smaller axial movement in other words, to described at least
One first outlet is directed to and thus no longer through-flow by the cooling fluid on the blocking element, in other words only with
(negligibly) through-flow by the cooling fluid.
According to another advantageous embodiment of the valve, the blocking element is the friction plate cage of the friction clutch
Section.
By the way that blocking element to be integrated into the friction plate cage of friction clutch, and new component need not be used for rubbing
It wipes in clutch and realizes valve.Completely it is particularly preferred that the blocking element is the section of outside friction disc cage, operated on the section
The section of piston is directed to, and at least one first outlet is in the operation piston section.Now, if operation clutch
Device then makes operation piston mobile relative to outside friction disc cage and at least one first outlet movement, to, when it is described extremely
A few first outlet when sliding and then being closed on outside friction disc cage, match by the friction of the friction plate group of friction clutch
Part is not mutually compressed also.Cooling bay has been constituted in friction plate group before friction mating member finally compresses as a result, to
The cooling bay for frictional heat to be discharged just is had existed when most of frictional heat generates.It especially also can be by rubbing
Existing relative rotary motion stirs the cooling fluid of accumulation between wiping mating member, to which the cooling fluid is repeatedly guided
By rub mating member friction plate and thus, it is possible to realize cooling greater efficiency.Exactly in such setting, friction
The quality of piece can be reduced compared to traditional friction clutch, because when most of heat must be discharged, it is cold
But pond has been configured or cooling bay has been to constitute.
According to another aspect of the invention, it is proposed that a kind of cooling system of friction clutch for wet operation, the cooling
System has at least with lower component：
At least one spray moist chamber for friction plate group；
At least one entrance for cooling fluid；
At least one first outlet for cooling fluid, in friction plate group radially outer,
Wherein, at least one first outlet is open in the first state, radially to the cooling fluid
It discharges, and at least one first outlet is to close in the second condition, to which the cooling fluid accumulates in
In the region of friction plate group.
The cooling system proposed herein is not especially independent component, and is integrated into the friction clutch of wet operation
In.Here, the cooling system includes at least one spray moist chamber, cooling fluid is by spray to the spray moist chamber, the cooling
Fluid (almost or at least) is also rapidly then exhausted from, and cooling bay is constituted to not surround friction plate group.The cooling fluid is logical
Cross entrance infeed, wherein the entrance is advantageously at the rotation center of friction clutch, to which the cooling fluid is with centrifugation
Power is guided to radially outer.In addition, the cooling system includes at least one first outlet, which is in friction plate
The radially outer of group, to again the cooling fluid is also flowed outwardly with centrifugal force from the region of friction plate group.However, at this
In in the cooling system that is proposed, at least one first outlet is to close in the second condition, to which cooling fluid exists
It is gathered in the region of friction plate group and constitutes cooling bay in this way.Here, at least one first outlet needs not be complete pass
It closes, however, the through flow velocity by least one first outlet must be significantly than passing through the institute for cooling fluid
The inflow velocity for stating at least one entrance is small.Such cooling system has the advantage that, is overheated at least one friction plate group
When can realize more effective cooling, and since basic settings is spray moist chamber, the friction plate group only has small drag force
Square.In addition, thus the moment of inertia of the friction clutch is reduced, must be moved with rotation because impermanently existing
Cooling bay.This is advantageous particularly with start-up situation, should be improved in the start-up situation velocity of rotation and it is thus necessary to
Inertia is overcome to do work.
According to another advantageous embodiment of the cooling system, at least one friction plate group includes the first friction
Mating member and the second friction mating member, the first friction mating member and the second friction mating member can relative to each other rotate simultaneously
And can be axially relative to one another to unclamp and be closed at least one friction plate group it is mobile, also, described
Under two-state, the cooling fluid recycles in the region of friction plate group, especially because the first friction mating member and described
Relative rotational between second friction mating member.
The friction mating member of friction plate group proposed herein can be related to the friction plate of the prior art.However, completely
It is particularly preferred that the friction mating member has opening and/or channel, rub when in the first friction mating member and described second
There are the cycles for when opposite rotary speed, passing through the opening and/or channel support cooling fluid between wiping mating member.By
This, cooling becomes more efficient, because the residence time and being increased with the contact surface of cooling fluid.In order to support this effect
Fruit, it is advantageous to the second outlet opened in the second condition be radially disposed under friction plate group or within, to
Cooling fluid is forced to reverse its flow direction.It is particularly preferred that the second outlet is nearly under friction plate group, to
The liquid level of cooling bay is limited on the region of friction plate group.
It is in said first condition, described at least one to rub according to another advantageous embodiment of the cooling system
The first friction mating member of pad group disengages in this way with the second friction mating member of at least one friction plate group so that
Minimum torque, especially negligible torque can only be transmitted.
In the advantageous embodiment, the opening state mutually (substantially) of the first state and friction clutch is same
Step.The advantages of spray moist chamber is utilized under the opening state of friction clutch as a result,.This is to say, the cooling fluid of inflow is (several
Or at least) be also rapidly exported and do not constitute again and take the cold of dragging torque turning, between increase friction mating member
But pond.In this state, the heat extraction of raising is nor necessary, because the frictional force between friction mating member is small or even exists
Not there is contact between friction mating member.
According to another advantageous embodiment of the cooling system, the cooling system is converted when friction plate group is closed
Into second state.
In the advantageous setting of cooling system, cooling bay is constituted when friction plate group is closed.As a result, most of
Waste heat realizes efficient cooling in the state of occurring, because cooling fluid is trapped in the region of friction plate group and can be
More heat are absorbed and are discharged at this.Completely it is particularly preferred that before friction plate group is finally closed, described at least one first
Outlet has been switched off, to form or constitute cooling bay during closing process.As a result, exactly in friction mating member
Between thus rub there are highest relative velocity and mostly under thermogenetic this state, also discharge is most of
Heat.
According to another advantageous embodiment of the cooling system, the cooling system includes at least one basis or more
The valve of explanation.
Such embodiment integrated makes the cooling to match by be integrated into the structure of friction clutch by valve
The advantages of combine with small technology spending.
According to another aspect of the present invention, it was also proposed that it is a kind of with rotation axis, for make driven shaft with driving system can
The friction clutch disengageably connected, the friction clutch have cooling system from the description above, wherein it is described at least
One friction plate group setting is used for, and torque is releasably transmitted between the driven shaft and driving system.
The friction clutch setting proposed herein is for having extra high energy density, without applying unnecessarily
High dragging torque.Compared with the friction clutch of known spray wet type cooling, significantly more heat can be exported, and
And compared with traditional cooling bay friction clutch, the dragging torque in the releasing orientation of friction clutch is obviously reduced.But
It is, meanwhile, at least in particularly preferred implementation modification, relative to traditional friction clutch, to such friction clutch
Repacking measure it is extremely small.
According to another aspect of the present invention, it was also proposed that a kind of motor vehicle, the motor vehicle have the driving list with driven shaft
Member, driving system and friction clutch from the description above.
Most of motor vehicle have at present pre-driver device and therefore preferably by driving unit, for example internal combustion engine or
Motor arrangement is arranged before driver's cabin and transverse to main travel direction.Exactly in the case where being arranged so, installation
Space is especially small, and therefore particularly advantageously, uses the friction clutch of small structure size.
According to the installation space situation aggravation in the car of the compact car grade of Europe classification.In the car of compact car rank
Used in assembly do not significantly reduced relative to the car compared with cart rank.But for making in compact car rank is motor-driven
Installation space is significantly smaller.Friction clutch presented herein can be high-power while realizing small structure ruler
It is very little, because frictional heat can be exported efficiently.It is small to pull torque simultaneously because friction clutch can be transformed into it is cold by spray
But in setting.
Car is classified according to such as size, price, weight, power by vehicle, wherein this definition is always according to market need
It asks and changes.In American market, according to the vehicle phase of the compact car and microminiature vehicle (Kleistwagen) rank of Europe classification
Should be in ultra-compact vehicle (subcompact car) rank, and in English market, they correspond to super mini car (supermini
Car) rank, such as city car (City Car) rank.The example of microminiature vehicle rank is Volkswagen Fox or Reynolds
Twingo.The example of compact car rank is Alpha Luo Mi Europe Mito, Volkswagen Polo, Ford Fiesta or Reynolds
Clio。
The feature enumerated individually in the claims can be combined with each other simultaneously in a manner of arbitrary, technically significant
And it can be supplemented by the details in the explanatory true and attached drawing in specification, wherein show other realities of the present invention
Apply modification.
Description of the drawings
Below the present invention and technical field are explained in detail by attached drawing.Attached drawing shows particularly preferred embodiment, but this
Invention is not limited to these embodiments.Especially it is to be noted, that attached drawing and especially shown in magnitude relationship it is only schematical.Attached drawing shows
Go out：
Fig. 1：Cooling system with the valve under in the open state,
Fig. 2：Cooling system with the valve under closed state, and
Fig. 3：Motor vehicle with friction clutch.
Specific implementation mode
Fig. 1 shows cooling system 2, and valve 1 is provided in the cooling system, which is lived by the operation with first outlet 7
The blocking element 6 of plug 8 and the section as outer friction piece cage 9 is combined into.It is arranged between operation piston 8 and blocking element 9
There is clearance sealing device 24, which only allows the sub-fraction of cooling fluid 5 through-flow.In external friction plate cage 9
In be provided with the first friction mating member 12, the second friction mating member 13 in the friction mating member and internal friction piece cage 23 is opposite
It answers and constitutes friction plate group 11.Friction plate group 11 can by operate piston 8 be closed, as it is following in fig. 2 shown by.This
Outside, there is the second outlet 19 for cooling fluid 5, which is arranged in the lower section of friction plate group 11 and output shaft 27
Top.Under first state as shown here, second outlet 19 is hardly flowed through.Piston 8 is operated by operating fluid 26
It operates, the operation fluid makes the operation piston 8 to friction by operating the pressure rise between piston 8 and clutch housing 25
The direction of piece group 11 moves.
The as illustrated in fig. 1, cooling system 2 with valve 1 is shown in FIG. 2, wherein cooling system 2 is located herein
In the second state, valve 1 is closed in this state, and in this state, first outlet 7 is moved to 6 top of blocking element, and
And due to clearance sealing device 24, the cooling fluid 5 of inflow is no longer able to flow out by first outlet 7.Since the first friction is matched
Rotation to the friction mating member 13 of part 12 and second, the cooling fluid 5 of accumulation is recycled in the cooling bay 28 constituted and (master
Will) flowed out by second outlet 19.
Motor vehicle 17 is shown in FIG. 3, wherein driving unit 18 is arranged in the front of driver's cabin 20 and with its engine
Axis 22 is arranged transverse to 21 ground of longitudinal axis of motor vehicle 17.Driving unit 18 shown herein as internal combustion engine and by from
Moving axis 15 is 16 to be removably connectable with the driving only schematically shown herein by friction clutch 3.Friction clutch 3
Rotation axis 14 is consistent with the engine axis of driving unit 18 22 herein.
It, being capable of rubbing friction clutch and the pool cooling that spray cools down by the valve and cooling system proposed herein
The advantages of wiping clutch be combined with each other.
List of reference signs：
1 valve
2 cooling systems
3 friction clutches
4 valve components
5 cooling fluids
6 blocking elements
7 first outlets
8 operation pistons
9 outer friction piece cages
10 spray moist chambers
11 friction plate groups
12 first friction mating members
13 second friction mating members
14 rotation axis
15 driven shafts
16 driving systems
17 motor vehicles
18 driving units
19 second outlets
20 driver's cabins
21 longitudinal axis
22 engine axis
23 internal friction piece cages
24 clearance sealing devices
25 clutch housings
26 operation fluids
27 output shafts
28 cooling bays
Claims (12)
1. for the valve (1) of cooling system (2), which is used for the friction clutch (3) of wet operation, which at least has
With lower component：
It is at least one to move to the friction clutch (3) from the opening state of the friction clutch (3) in the axial direction
Closed state in, for cooling fluid (5) valve components (4) and it is at least one can relative to the valve components (4) movement,
Corresponding blocking element (6)；
At least one first outlet (7) for the cooling fluid (5),
Wherein, at least one first outlet (7) processing is at least one valve components (4), and the valve (1) this
Sample be arranged so that, when the friction clutch (3) is transformed into from the opening state in the closed state, it is described at least
One first outlet (7) is closed by means of the relative motion between the valve components (4) and the blocking element (6), to
It is closed so that at least one first outlet is part.
2. valve (1) according to claim 1, wherein the valve components (4) be friction clutch (3) operation piston (8) or
Friction plate cage (9).
3. according to the valve (1) of claims 1 or 2, wherein the blocking element (6) is the friction plate of the friction clutch (3)
The section of cage (9).
4. the cooling system (2) of the friction clutch (3) for wet operation, which has at least with lower component：
It is used at least one spray moist chamber (10) of at least one friction plate group (11)；
It is used at least one entrance of cooling fluid (5)；
At least one the of radially outer for the cooling fluid (5), at least one friction plate group (11)
One outlet (7),
Wherein, at least one first outlet (7) is opened in the first state, radially outward to the cooling fluid (5)
Outflow, and at least one first outlet (7) is closed in the second condition, to which the cooling fluid (5) accumulates in institute
In the region for stating at least one friction plate group (11), at least one first outlet does not completely close.
5. cooling system (2) according to claim 4, wherein at least one friction plate group (11) includes that the first friction is matched
To part (12) and the second friction mating member (13), the first friction mating member and the second friction mating member can be relative to each other
Rotate and can be axially relative to one another to disengage and be closed at least one friction plate group (11) it is mobile, and
And in said second condition, the cooling fluid (5) recycles in the region of the friction plate group (11).
6. cooling system (2) according to claim 5, wherein in said first condition, at least one friction plate group
(11) it is described first friction mating member (12) at least one friction plate group it is described second friction mating member (13) this
Sample disengages so that can only transmit minimum torque.
7. according to the cooling system (2) of claim 5 or 6, wherein the cooling system (2) is closed in the friction plate group (11)
It is transformed into when conjunction in second state.
8. according to the cooling system (2) of one of claim 4 to 6, wherein the cooling system (2) includes at least one basis
Valve (1) described in one of claims 1 to 3.
9. cooling system (2) according to claim 5, wherein the cooling fluid (5) is in the region of the friction plate group (11)
Middle cycle is due to the relative rotational between the first friction mating member (12) and the second friction mating member (13).
10. cooling system (2) according to claim 6, wherein the torque of the minimum is negligible torque.
11. friction clutch with rotation axis (14), for making driven shaft (15) be removably connectable with driving system (16)
Device (3), the friction clutch have the cooling system (2) according to one of claim 4 to 8, wherein described at least one
Friction plate group (11) setting is used for, and torque is releasably transmitted between the driven shaft (15) and driving system (16).
12. motor vehicle (17) has the driving unit (18) with driven shaft (15), drives system (16) and according to claim
9 friction clutch (3).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013215189.6 | 2013-08-02 | ||
| DE102013215189 | 2013-08-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104343840A CN104343840A (en) | 2015-02-11 |
| CN104343840B true CN104343840B (en) | 2018-11-13 |
Family
ID=52342159
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410377533.1A Active CN104343840B (en) | 2013-08-02 | 2014-08-01 | Valve and cooling system for wet-running friction clutch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104343840B (en) |
| DE (1) | DE102014215133A1 (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0822350A2 (en) * | 1996-06-27 | 1998-02-04 | Toyota Jidosha Kabushiki Kaisha | Lubricating structure for wet-type clutch |
| US5755314A (en) * | 1995-08-29 | 1998-05-26 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating structure for wet multi-plate clutch |
| EP0987459A3 (en) * | 1998-09-15 | 2001-09-12 | Borg-Warner Automotive, Inc. | Multi-disk friction device having forced lubrication on demand |
| CN101542153A (en) * | 2006-11-21 | 2009-09-23 | 株式会社艾科赛迪 | Double clutch device |
| DE102008001358A1 (en) * | 2008-04-24 | 2009-10-29 | Zf Friedrichshafen Ag | Clutch arrangement i.e. wet-running clutch arrangement, for use in drivetrain of vehicle, has fluid chamber that is brought in connection with another chamber externally depending on operating condition of arrangement by valve arrangement |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10230183B4 (en) * | 2002-07-05 | 2013-06-06 | Zf Friedrichshafen Ag | Method for cooling fluid supply for multi-plate clutches and brakes in automatic transmissions and device for cooling fluid supply |
-
2014
- 2014-08-01 CN CN201410377533.1A patent/CN104343840B/en active Active
- 2014-08-01 DE DE201410215133 patent/DE102014215133A1/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755314A (en) * | 1995-08-29 | 1998-05-26 | Honda Giken Kogyo Kabushiki Kaisha | Lubricating structure for wet multi-plate clutch |
| EP0822350A2 (en) * | 1996-06-27 | 1998-02-04 | Toyota Jidosha Kabushiki Kaisha | Lubricating structure for wet-type clutch |
| EP0987459A3 (en) * | 1998-09-15 | 2001-09-12 | Borg-Warner Automotive, Inc. | Multi-disk friction device having forced lubrication on demand |
| CN101542153A (en) * | 2006-11-21 | 2009-09-23 | 株式会社艾科赛迪 | Double clutch device |
| DE102008001358A1 (en) * | 2008-04-24 | 2009-10-29 | Zf Friedrichshafen Ag | Clutch arrangement i.e. wet-running clutch arrangement, for use in drivetrain of vehicle, has fluid chamber that is brought in connection with another chamber externally depending on operating condition of arrangement by valve arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014215133A1 (en) | 2015-02-05 |
| CN104343840A (en) | 2015-02-11 |
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