EP4025798A1 - Drehmomentübertragungsvorrichtung - Google Patents
DrehmomentübertragungsvorrichtungInfo
- Publication number
- EP4025798A1 EP4025798A1 EP20760379.6A EP20760379A EP4025798A1 EP 4025798 A1 EP4025798 A1 EP 4025798A1 EP 20760379 A EP20760379 A EP 20760379A EP 4025798 A1 EP4025798 A1 EP 4025798A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- torque transmission
- clutch
- torque
- fluid
- actuating
- 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.)
- Withdrawn
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/22—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs
- B60K6/40—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the assembly or relative disposition of components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
-
- 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
- F16D21/00—Systems comprising a plurality of actuated clutches
- F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
- F16D21/06—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways at least two driving shafts or two driven shafts being concentric
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K6/00—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
- B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
- B60K6/42—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by the architecture of the hybrid electric vehicle
- B60K6/48—Parallel type
- B60K2006/4825—Electric machine connected or connectable to gearbox input shaft
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H2045/002—Combinations of fluid gearings for conveying rotary motion with couplings or clutches comprising a clutch between prime mover and fluid gearing
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0247—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means having a turbine with hydrodynamic damping means
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0273—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type characterised by the type of the friction surface of the lock-up clutch
- F16H2045/0294—Single disk type lock-up clutch, i.e. using a single disc engaged between friction members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
Definitions
- the invention relates to a torque transmission device according to the preamble of claim 1.
- a torque transmission device is known, for example, from DE 102009020 672 A1.
- the torque transmission device is arranged in a hybrid drive train between a first drive element and a transmission and comprises a torque transmission unit which has a torque converter, a separating clutch and a second drive element designed as an electric motor.
- the electric motor, the separating clutch and the torque converter are designed as preassembled structural units and the torque converter and the separating clutch are sealed in a liquid-tight manner from the electric motor in the assembled state.
- the object of the present invention is to make a separating clutch simpler, more cost-effective and more reliable.
- At least one of these tasks is performed by a
- Torque transmission device having the features of claim 1 solved.
- the separating clutch can be operated more reliably.
- the risk of functional impairment of the separating clutch due to contact with a liquid, for example a leakage fluid, is reduced.
- the torque transfer device can be arranged in a drive train of a vehicle.
- the first drive element can be an internal combustion engine.
- the output element can be a transmission.
- the torque transmission unit can be connected to a second drive element, preferably an electric motor.
- the second drive element can introduce a drive torque into the torque transmission unit.
- the torque transmission unit can have a torque converter, a wet clutch, in particular a wet starting clutch or wet double clutch, a torsional vibration damper and / or a centrifugal pendulum.
- the housing can be formed at least in sections by a converter housing of the torque converter.
- the liquid arranged in the first fluid space can be a working fluid of the torque converter, in particular to bring about a torque transmission between a pump and a turbine of the torque converter.
- the first fluid space can be completely filled with the liquid.
- the fluid pressure acting on the actuating element can be provided by the same liquid that is also arranged within the first fluid space.
- the separating clutch can be a KO clutch.
- the disconnect clutch can be operated dry.
- the second fluid space can be free of a liquid.
- the separating clutch can be designed as a multi-disc clutch with several friction discs forming part of the friction device.
- the clutch input can be connected to a torsional vibration damper effectively arranged between the first drive element and the separating clutch.
- a centrifugal pendulum can be arranged in the first and / or second fluid space.
- the second fluid space can have a fluid that is separate from the liquid.
- the fluid can be air or a liquid.
- the liquid in the second fluid space can effect spray cooling of the separating clutch.
- the actuating element can be moved axially by the fluid pressure.
- the actuating element can be designed as a pressure piston.
- the actuating element can bring about an at least partial torque transmission between the separating clutch and the torque transmission unit.
- the actuating element is connected to the pressing element via a transfer element that can be moved depending on the movement of the actuating element, the transfer element moving through the housing.
- the transmission element can be connected in a toothed manner to the pressing element.
- the transmission element can reach through the housing radially on the inside.
- the transmission element can be designed separately from the actuating element Component connected to this or made in one piece with the actuating element.
- the actuating element and the pressing element can be designed as separate components or in one piece with one another.
- the pressing element and the connection component can be designed as separate components or in one piece.
- the transmission element brings about an at least partial torque transmission of the first drive torque provided by the first drive element between the separating clutch and the torque transmission unit.
- the transmission element has at least one sealing device, which is effective with respect to a connection component, for sealing the first fluid space.
- the transmission element can be arranged radially inward of the connection component.
- the actuating force can be supported via the connection component.
- the actuation force upon actuation of the separating clutch can be supported in a closed force flow via the transmission element and the connection component.
- the actuating element can be moved by the fluid pressure counter to the action of a restoring element, the restoring element being attached to the connection component or a component connected to the connection component.
- the separating clutch can be designed in normally-open or in normally-closed mode of operation. In the case of normally-open operation, the application of pressure to the actuating element causes an actuating force to close the separating clutch. If there is no actuation pressure, the restoring element can cause the separating clutch to open via the actuation element. In normally-closed operation, the operating mode is reversed.
- the actuating element and the pressing element are arranged axially spaced apart and radially overlapping one another.
- a partition is arranged in an axial space formed by the actuating element and the pressing element.
- the torque transmission unit can have an in the axial Intermediate support bearing arranged to be supported.
- the torque transmission unit can be supported on the partition wall.
- the partition wall can be designed separately from the housing or in one piece with the housing.
- Figure 1 A cross section of a torque transmission device in a special embodiment of the invention.
- Figure 2 A section of a cross section of a
- Torque transfer device in another specific embodiment of the invention.
- FIG. 1 shows a cross section of a torque transmission device 10 in a special embodiment of the invention.
- Torque transfer device 10 is arranged in a drive train of a vehicle and causes a torque transfer between a first drive element, not shown here, and an output element, also not shown here.
- the first drive element can be an internal combustion engine and the output element can be a transmission.
- the torque transfer device 10 includes a
- Torque transfer unit 12 with a partition 14 and a housing 16 to delimit a first fluid space 18, which can in particular be completely filled with a liquid.
- the torque transfer unit 12 comprises a torque converter 20, which in turn has a converter housing 22 forming the housing 16 at least in sections.
- a rotor 24 of an electric motor 26, which acts as a second drive element 28, is fastened to the converter housing 22.
- the rotor 24 is rotatable with respect to a stator 30, the stator 30 being fastened to a gear housing 32.
- the housing 16 is arranged within the transmission housing 32.
- the Torque transmission unit 12 is connected to an output 34, here a damper output hub of a torsional vibration damper 36 arranged within torque converter 20, with the output element, in particular via a transmission input shaft 38.
- a separating clutch 42 for optional torque transmission between the first drive element and the torque transmission unit 12 is arranged in a second fluid chamber 40 separated from the latter in a fluid-tight manner.
- the separating clutch 42 is designed to be dry and the second fluid space 40 is free of a liquid.
- a torsional vibration damper 44 is arranged between the separating clutch 42 and the first drive element, which has a damper input 46 which is connected to the first drive element and a damper output 50 which can be rotated to a limited extent by the action of arc springs 48 relative to the damper input 46 and which is connected to a clutch input 52 of the separating clutch 42 is connected via a connecting hub 54 and an input disk carrier 56, has.
- the damper output 50 is connected non-rotatably to the connecting hub 54, and this in turn to the input disk carrier 56, each via a toothing that allows axial displaceability.
- the input disk carrier 56 is non-rotatably connected to at least one friction disk 58, here riveted, which is part of a friction device 60 of the separating clutch 42.
- the friction plate 58 has friction linings 62 on both sides, which can be frictionally connected to a clutch output 64, which has an end plate 66, an axially displaceable pressure element 68 and an output plate carrier 70 to transmit the drive torque of the first drive element.
- the output disk carrier 70 is connected to a centrifugal pendulum 72.
- the centrifugal pendulum 72 has a pendulum mass carrier 74 on which at least one pendulum mass 76 is received so that it can be deflected to a limited extent along a pendulum path.
- the pendulum mass carrier 74 is riveted here in particular to the output disk carrier 70.
- the output disk carrier 70 is axially secured on a connection component 78 via a locking ring 80 and received in a radially centered manner.
- the connection component 78 is firmly connected to the converter housing 22.
- the torque transmission unit 12 is supported on the partition wall 14 via the connection component 78 and a support bearing 82 fixed thereon.
- a sealing device 84 is arranged between the connection component 78 and the partition 14.
- the partition 14 is firmly connected to the gear housing 32, here screwed.
- the pressing element 68 is non-rotatably connected to a transmission element 86 via a toothing.
- the connection component 78 and the transmission element 86 are connected to one another in a rotationally fixed manner and axially displaceable relative to one another.
- the transmission element 86 can be rotated relative to the connecting hub 54 via a bearing 88.
- the transmission element 86 and also the connection component 78 are non-rotatably connected to the clutch output 64 and can both simultaneously or only the transmission element 86 alone introduce a torque from the first drive element into the torque transmission unit 12 and thus form an input 90 of the torque transmission unit that can be rotated about an axis of rotation A. 12.
- the share of the connection component 78 in the torque transmission is measured here in particular by the torque transmission capacity of the connection between the output disk carrier 70 and the connection component 78.
- the transmission element 86 is arranged radially inward of the connection component 78.
- Two sealing elements 92 which mutually seal the first and second fluid spaces 18, 40, are arranged radially between the transmission element 86 and the connection component 78.
- the axially movable transmission element 86 extends radially inside of the partition 14 through the housing 16 and is firmly connected to an actuating element 94.
- the actuating element 94 is assigned to a clutch actuating device 96 of the separating clutch 42.
- the clutch actuation device 96 comprises the actuation element 94, the connection component 78 and the pressing element 68.
- the actuating element 94 can be acted upon by a fluid pressure and is axially movable as a function thereof.
- the pressing element 68 transmits an actuating force of the actuating element 94 to the friction device 60 in order to bring about a frictional connection between the clutch input 52 and the clutch output 64.
- a fluid pressure acting on the actuating element 94 in the pressure chamber 98 thus causes an axial deflection of the actuating element 94 in the direction of the separating clutch 42.
- the actuating movement is transmitted to the pressing element 68 by the transmission element 78.
- the pressing element 68 directs the actuating force into the friction device 60 for closing the separating clutch 42, which thus brings about a frictional connection for torque transmission between the clutch input 52 and the clutch output 64.
- the actuating element 94 is connected to a return element 100 which has a plurality of leaf springs and which is firmly connected to the converter housing 22. If the fluid pressure in the pressure chamber 98 for closing the separating clutch 42 falls below a predetermined value, the actuating element 94 is moved by the restoring element 100 into a starting position in which the separating clutch 42 is open and the clutch input 52 and the clutch output 64 can be mutually rotated and the Separating clutch 42 interrupts a torque transmission.
- the pressing element 68 is arranged outside of the first fluid space 18 and inside of the second fluid space 40, and the actuating element 94 is arranged within the first fluid space 18 for pressurization by the fluid pressure.
- the actuating force brought about by the clutch actuating device 96 to close the separating clutch 42 is supported by the connecting component 78. In this case, a closed force flow is brought about via the transmission element 86 and the connection component 78 when the separating clutch 42 is actuated.
- the actuating element 94 and the pressing element 68 are arranged axially spaced apart and radially overlapping one another.
- the partition wall 14 is arranged in an axial intermediate space 102 formed by the actuating element 94 and the pressing element 68, in which the support bearing 82 is arranged.
- the torque converter 20 has a converter lockup clutch 104 with a clutch input 106 which is connected to the converter housing 22.
- a clutch output 108 of the converter lock-up clutch 104 is connected to a Damper input 110 of the torsional vibration damper 36 connected.
- the damper output hub 34 can be rotated to a limited extent with respect to the damper input 110 via the action of at least one compression spring 112.
- the damper inlet 110 is connected to a turbine 114 which, via the liquid present in the first fluid space 18, can effect a torque transmission with a pump 116 connected to the converter housing 22.
- FIG. 2 shows a detail of a cross section of a torque transmission device 10 in a further special embodiment of the invention.
- the second fluid space 40 can have a liquid that is separate from the liquid of the first fluid space. This liquid can cause spray cooling of the separating clutch 42.
- the second fluid space 40 is sealed off in a liquid-tight manner via a cover plate 118 connected to the transmission housing 32.
- a seal 122 is attached between a drive hub 120 connected to the damper input 46 and the cover plate.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Operated Clutches (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102019123790.4A DE102019123790A1 (de) | 2019-09-05 | 2019-09-05 | Drehmomentübertragungsvorrichtung |
PCT/DE2020/100652 WO2021043356A1 (de) | 2019-09-05 | 2020-07-23 | Drehmomentübertragungsvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP4025798A1 true EP4025798A1 (de) | 2022-07-13 |
Family
ID=72178313
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20760379.6A Withdrawn EP4025798A1 (de) | 2019-09-05 | 2020-07-23 | Drehmomentübertragungsvorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US11788584B2 (de) |
EP (1) | EP4025798A1 (de) |
DE (1) | DE102019123790A1 (de) |
WO (1) | WO2021043356A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019125872A1 (de) * | 2019-09-25 | 2021-03-25 | Schaeffler Technologies AG & Co. KG | Hybridantriebsstrang |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5330038A (en) * | 1993-08-27 | 1994-07-19 | General Motors Corporation | Torque converter clutch |
EP1541401B1 (de) * | 2003-12-13 | 2007-05-09 | BorgWarner Inc. | Doppelkupplungsübertragungselement für ein hybrides Fahrzeugsantriebssystem, Verfahren für den Aufbau des Elementes und Motorfahrzeug mit einem solchen Element |
JP4568496B2 (ja) * | 2003-12-18 | 2010-10-27 | 富士重工業株式会社 | トルクコンバータ |
DE102007053971A1 (de) * | 2006-11-29 | 2008-06-05 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Kolbenanordnung und Kraftübertragungsvorrichtung, insbesondere Kraftübertragungsvorrichtung mit Kolbenanordnung |
US7926635B2 (en) * | 2006-12-27 | 2011-04-19 | Schaeffler Technologies Gmbh & Co. Kg | Piston assembly and a force transfer device, particularly a force transfer device with a piston assembly |
DE112008001863A5 (de) * | 2007-08-02 | 2010-04-22 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE112009001380A5 (de) * | 2008-06-02 | 2011-03-10 | Schaeffler Technologies Gmbh & Co. Kg | Kombinierte Kraftübertragungs- und Antriebseinheit für den Einsatz in Hybridsystemen und Hybridsystem |
DE102009023078B4 (de) * | 2008-06-05 | 2021-10-14 | Schaeffler Technologies AG & Co. KG | Verfahren zum Steuern eines Kriechvorgangs und Antriebsstrang hierzu |
US8322504B2 (en) * | 2008-08-14 | 2012-12-04 | Schaeffler Technologies AG & Co. KG | Combined power transmission, drive unit and drive train for a hybrid system |
DE102009040367A1 (de) * | 2008-09-26 | 2010-04-08 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Kombinierte Kraftübertragungs- und Antriebseinheit für den Einsatz in Hybridsystemen und Hybridsystem |
DE102011115286A1 (de) * | 2011-09-29 | 2013-04-04 | Borgwarner Inc. | Parallele Doppelkupplungseinrichtung |
WO2014077408A1 (ja) * | 2012-11-19 | 2014-05-22 | アイシン・エィ・ダブリュ株式会社 | 自動変速機 |
KR102586327B1 (ko) * | 2018-10-10 | 2023-10-06 | 현대자동차 주식회사 | 자동변속기용 동력전달장치 |
-
2019
- 2019-09-05 DE DE102019123790.4A patent/DE102019123790A1/de active Pending
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2020
- 2020-07-23 US US17/640,859 patent/US11788584B2/en active Active
- 2020-07-23 WO PCT/DE2020/100652 patent/WO2021043356A1/de unknown
- 2020-07-23 EP EP20760379.6A patent/EP4025798A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
US11788584B2 (en) | 2023-10-17 |
DE102019123790A1 (de) | 2021-03-11 |
US20220341472A1 (en) | 2022-10-27 |
WO2021043356A1 (de) | 2021-03-11 |
CN114270066A (zh) | 2022-04-01 |
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