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Patent Searching and Data


Matches 551 - 600 out of 4,712

Document Document Title
WO/1999/045294A1
The invention concerns a hydrokinetic coupling apparatus (12) comprising a locking engagement intervening between a rotor wheel (104) and a housing (12) radial wall (14). The invention is characterised in that a peripheral annular portio...  
WO/1999/034129A1
The invention concerns a torsional damper (3) has an arm disk (6) a shifting collar (8) with protuberances, two guide washers (4, 5) and series-mounted elastic members (70, 71), radially beyond the protuberances additional elastic member...  
WO/1999/010663A1
The invention relates to hydrodynamic torque converter (1) comprising a turbine wheel (3) arranged inside of a housing (2), a torque converter lockup clutch (10), an axially mounted piston (6), a torsional vibration damper (20) and a hub...  
WO/1999/010666A1
The invention relates to a pressure medium system with at least one valve and one pressure medium supply, whereby a differential pressure can be purposely controlled in a positive and negative pressure area, especially for controlling a ...  
WO/1999/010664A1
The invention relates to a hydrodynamic torque converter (1) comprising a pump wheel (4) which is arranged inside of a housing (2, 3), a turbine wheel (5), a stator (6), a torque converter lockup clutch (70) and a torsional vibration dam...  
WO/1999/008022A1
The invention relates to a hydrodynamic torque converter (1), comprising a turbine wheel (2), said turbine wheel being accommodated in a housing (13), and a converter lockup clutch (10). Said converter lockup clutch has a piston (11) whi...  
WO/1999/001683A1
The invention concerns an apparatus comprising a piston fixed by circumferential tabs 826) to a transverse wall (11), the piston (20) or the wall (11) having through holes for fixing the tabs (26), said holes being finally closed by shut...  
WO/1999/001682A1
The invention concerns a piston (20) mounted axially movable along a guide bearing (59) pertaining to a hub (5) rim (52); a ring (21) being inserted between the hub (5) and a transverse wall, the hub (5) has a sleeve (50) penetrating ins...  
WO/1998/058194A1
The invention concerns a method for mounting a lock clutch for a hydrokinetic coupling apparatus comprising at least friction linings (160, 162) axially arranged between two elements comprising a fixed transverse wall (14) and a piston (...  
WO/1998/058191A1
The invention concerns a torsional damper (23) comprising an input element and an output element coaxial and movable in rotation relative to each other counter at least to an compression spring (300), wherein the two adjacent transverse ...  
WO/1998/053225A1
The invention concerns an apparatus comprising a globally transverse-oriented wall (2) carrying a fixed guide ring (6), a piston (9) mounted movable along the guide ring (6) while being linked in rotation to the transverse wall (2) with ...  
WO/1998/049469A1
A coupling apparatus comprises a locking clutch with a piston (9) provided with pressed sections and a connection part (10) provided with driving fingers each interleaved between a first side edge of a first pressed section and a second ...  
WO/1998/049468A1
In a continuously variable hydrostatic transmission including a hydraulic pump unit (18) driven by an input shaft (14), a grounded hydraulic motor unit (20), and an intermediate, wedge-shaped swashplate (22) for developing torque on an o...  
WO/1998/025053A1
The invention relates to a transmission unit (1) for drive units used to achieve at least two operational states: a first operational state for the transmission of power with at least two gear steps, and a second operational state for br...  
WO/1998/025054A1
The invention relates to a method for improving the shift quality during gear shifting in a gearbox unit (1), containing at least one gear branch for power transfer via a hydrodynamic clutch (2) which can be coupled in series with a mech...  
WO/1997/047901A1
The invention discloses a hydrokinetic coupling device, in particular for motor vehicles, comprising one wall (2), with global transversal orientation, to be rotatably linked to a drive shaft (100) and bearing centrally fixed a guide rin...  
WO/1997/047902A1
The invention discloses a torsion damper (23) comprising two guide discs (12, 18) fixed together at their internal periphery and which radially maintain the circumferential action springs (16), characterised in that one external guide di...  
WO/1997/042433A1
A device comprising a generally transversely extending wall (2) with a guide ring (6) securely fastened thereto, an axially movable piston (9) sealingly slidable along the guide ring (6) and rotationally linked to the transverse wall (2)...  
WO/1997/042432A1
A device comprising a generally transversely extending wall (2) with a guide ring (6) securely fastened thereto, an axially movable piston (9) sealingly slidable along the guide ring (6) and rotationally linked to the transverse wall (2)...  
WO/1997/030302A1
A power transmitting arrangement comprising a fluid coupling and, connected in parallel with the fluid coupling, a series arrangement of a clutch and at least one linkage arrangement (40), and upon engagement of the clutch the series arr...  
WO/1997/028389A1
In hydraulic clutches (1) generating high levels of heat, the problem is to ensure a rapid and even heat dissipation over the entire friction surface and an oil flow rate which is independent of the wear of the hydraulic clutch (1) and l...  
WO/1997/001048A1
A hydrokinetic coupling device with a turbine wheel (28) rotationally secured to a shaft (34) via a hub (36) made of a single piece of sheet metal and provided with an internally toothed sleeve (70) and an externally ribbed cylindrical s...  
WO/1996/035891A1
A hydrokinetic coupling device has a generally transversally extending wall (2) on which is centrally mounted a guide ring (6), wherein a piston (9) is axially displaceable along the guide ring (6) and defines therewith and with the tran...  
WO/1996/035890A1
A hydrokinetic coupling device includes a piston (9) displaceable in an axial direction along a guide ring (6) mounted on a transversal wall (2). Stop means (50) are provided on the wall (2) to limit the displacement of the piston (9). T...  
WO/1996/030663A1
A hydrokinetic coupling device (1) comprising a housing (2) with a transverse wall (6) rotationally connectable to a drive shaft, and a turbine rotor (10) secured to a metal hub (18, 180, 280) rotationally connectable to a driven shaft (...  
WO/1996/014525A1
A lock-up clutch (10) comprising a piston (12) axially movable relative to a fixed drive wall (13), friction means (14) between the piston and the drive wall (13), a driven wall (15) on the opposite side of the piston from the drive wall...  
WO/1996/014526A1
The mounting of a lock-up clutch (12) comprising a piston (13) that is axially movable relative to a fixed wall (12) and rotationally locked thereto by means of tabs (30) is disclosed. The tabs (30) are coupled to the piston (13) using f...  
WO/1996/010140A1
A torsional damper (12) comprising an input part (20) with a piston (24) having a guide disc (28) and an output part with a ring-shaped plate (36), and further comprising a series of radially inwardly projecting tabs (44) engaging the ed...  
WO/1995/033937A1
The lock-up clutch comprises a torsion damper (20) and a piston (21), said torsion damper (20) having an inlet part (40) fixed to said piston (21) and an outlet part (60, 160, 260). The web has bearing portions (65) for the circumferenti...  
WO/1995/029348A1
In a hydrokinetic torque converter the clutch disc (11) of a lock-up clutch is connected non-rotatably by carriers (16) to a transfer disc (15) which for its part is connected non-rotatably through the carrier plate (18) of a damping sys...  
WO/1995/023929A1
A device comprising two coaxial parts (19, 3) movably mounted at an angle in relation to one another, against elastic means (7) comprising members (71, 72, 73) arranged between the circumferentially offset radial lugs (55, 65) of two pha...  
WO/1995/023930A1
Hydrokinetic coupling apparatus comprises a housing (12) capable of being rotatably locked to a driving shaft, a turbine wheel (14) capable of being rotatably locked to a driven shaft and a locking clutch (10) located between the housing...  
WO1994004852A3  
WO/1994/007058A1
A torsional damper for a lock-up clutch (4) comprises two coaxial parts (40, 50) mutually mobile against circumferentially acting springs (50). Said coaxial parts consist of an input part forming a guide disc (40) and an output part (60)...  
WO/1994/004852A2
A process is disclosed for controlling a torque transmission system having a hydraulic torque converter (11) and a friction clutch (12) for bridging the hydraulic torque converter (11), as well as a bridging clutch and a hydraulic torque...  
WO/1993/013338A1
A bypass clutch damper for an automatic transmission torque converter includes a support plate (91) and a turbine rotor (26), both fixed to the transmission input shaft. The support ring defines annular spring pockets (92, 100) about the...  
WO/1993/013339A1
A hydrokinetic torque converter includes an impeller cover (14) and a bypass clutch located within the impeller cover (14). The impeller cover (14) has welded to it a clutch plate (70), which is connected by a splined connection (68) to ...  
WO/1990/006458A1
The invention concerns a control device for a frictionally engaging clutch for a hydrodynamic torque converter, in which a clutch element (8) for engaging and disengaging the clutch (7) is mounted axially, and front-located actuating spa...  
WO/1990/000690A1
This invention relates to a damper disc having the construction wherein an input plate (1), an output plate (2) and damper springs (3) for connecting them are disposed. A holding plate (5) for holding the damper springs is provided indep...  
WO/1989/010503A1
A damper disc of the invention is equipped with a support plate (9) assembly which extends toroidally as a whole, in order to support a damper spring (8) for connecting an annular input plate (6) and an annular output plate (7) in a circ...  
WO/1989/007725A1
The torque convertor of the present invention has the following construction. An impeller (10) is connected to the outer periphery of a front cover as an input unit, a turbine (15) is disposed between the front cover and the impeller, a ...  
WO/1989/006327A1
A lockup clutch for torque converters, consisting of a front cover (2) constituting an input member, an impeller (5) joined to the outer circumferential portion of the front cover (2), a second turbine (7) disposed between the front cove...  
WO/1989/005415A1
This invention relates to a friction device of a lock-up clutch equipped with an annular sheet-like piston (11) which comes into pressure contact with and is coupled with the input part of a torque converter, an annular driven plate (12)...  
WO/1989/002551A1
This invention relates to a lockup damper for a torque converter, having torsion springs at both the outer and inner circumferential portions thereof, consisting of a piston (19) to which a friction facing (19a) is fixed so as to be oppo...  
WO/1989/001100A1
A vehicle in which a prime mover (E) drives a drive shaft (10) via a torque converter (11) and a multi-ratio transmission (12) and in which a drive line independent of the torque converter and multi-ratio transmission is also provided fr...  
WO/1988/009454A1
An electronic pressure control valve (40) is connected to a lockup clutch (4) directly connected to input/output shafts (1a, 2a) of a torque converter (2). In order to change the speed, the lockup clutch (4) is disconnected when the fill...  
WO/1988/005511A1
Lockup damper having a substantially annular plate type piston (28) having a profile substantially conforming to that of a front cover (12) and adapted to be moved slidingly in the axial direction, a retaining plate (38) for holding a co...  
WO/1988/004000A1
A driving ring (13) is fixed to a clutch plate (11) in a lockup clutch, and this ring (13) is provided with a rim (13a) and support walls (17), spring receiving projections (21A, 21B) and projecting walls (20), damper springs (15, 16) be...  
WO/1988/003622A1
A driving ring (13) is fixed to a clutch plate (11) in a lockup clutch, and provided with a spring seat, a rim (13a) and a support wall (17) between which damper springs (15, 16) are held in the radial direction of the ring (13). The cla...  
WO/1988/003621A1
A driving ring (13) is fixed to a clutch plate (11) in a lockup clutch, and provided with a spring seat, a rim (13a) and a support wall (17) between which damper springs (15, 16) are held in the radial direction of the ring (13). The cla...  

Matches 551 - 600 out of 4,712