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Patent Searching and Data


Matches 251 - 300 out of 1,797

Document Document Title
WO/2004/085888
The aim of the invention is to accurately determine the torque of a turbine wheel (7) even when a clutch (3) is slipping. The aim is achieved by a rotational speed sensor (13) which determines the rotational speed of the pump wheel (2) a...  
WO/2004/085881
The aim of the invention is to influence the gear-shifting process preferably in a powershift gearbox. To this end, a hydrodynamic torque converter comprises a clutch located either between the drive motor and the impeller (2) or between...  
WO/2004/085192
The aim of the invention is to ensure the constant speed motion of a motor vehicle and the rotational speed thereof. Said engine drives an auxiliary gearbox (5) by means of a variable hydrodynamic torque converter. For this purpose, a cl...  
WO/2004/074713
The invention relates to a device (10), comprising a housing (12, 20, 22) with a wall (24) for rotating connection to an input shaft, a turbine rotor (30), rotationally fixed to a hub (34) which can be connected in rotation to an output ...  
WO/2004/053359
A torque converter housing includes an end cover (30) that is secured to an impeller outer wall (28) in a unique manner. The outward portions of the end cover (30) extend in a radial direction but not in an axial direction. The end cover...  
WO/2004/046587
The invention relates to a hydrodynamic actuating device comprising a transmission motor, a torque converter and a transmission connected behind. The inventive actuating device is used, in particular for construction machines having an e...  
WO/2004/020874
The present invention is related to a blade of a stator, where a passage is formed on the blade of a conventional stator which constitutes a torque converter and thereby generates stable torque and prevents sag in the stall state and at ...  
WO/2004/018897
The invention relates to the drive train of a motor vehicle. In order to reduce torsional vibrations of the drive train, the use of spring damper elements, dual-mass flywheels or drive shaft amortizing elements is already known per se. T...  
WO/2004/015307
The invention relates to a hydrokinetic coupling device (10) which is intended, in particular, for a motor vehicle. The inventive device is characterised in that it consists of a damping element (20) comprising means (100, 110) of restri...  
WO/2004/003400
The invention relates to a torque transmission device comprising a torque converter, a pump impeller, a turbine wheel and optionally a stator. The inventive device also comprises a converter bypass coupling having a flange (19) which is ...  
WO/2003/093045
The invention relates to a drive system (1; 1.3; 1.4; 1.5; 1.6; 1.7; 1.8) particularly for motor vehicles, comprising a drive unit (2; 2.3; 2.4; 2.5; 2.6; 2.7; 2.8), at least one power transmission unit (4; 4.3; 4.4; 4.5; 4.6; 4.7; 4.8) ...  
WO/2003/087612  
WO/2003/087632
The invention relates to an actuating unit for a manual transmission, which comprises a selector shaft that rotates about an axis and that can be displaced along said axis. The selector shaft comprises a selector pin which, in a medium p...  
WO/2003/086804
The invention relates to a method, a device and the use thereof for operating a motor vehicle. The configuration to which claim is laid consists of the placement of a starter generator between two clutches on the crankshaft. The starter ...  
WO/2003/087616
The invention relates to a method for diagnosing a leakage of a hydraulic release system of a twin clutch of a parallel shift gearbox.  
WO/2003/087846
The initial rotational speed of a conical disc flexible drive transmission is determined by measuring a wheel rotational speed and the gear ratio and by calculating the initial rotational speed therefrom. In order to ascertain the slippi...  
WO/2003/087607
The invention relates to a clutch assembly in which a clutch (K1), in order to engage, is pressed together against the force (FKS) of the lining springiness via a lever plate. An additional spring force (FTF), which acts upon the lever p...  
WO/2003/087627
The invention relates to a hydraulic system comprising a multi-flow, especially dual-flow, hydraulic pressure supply unit, such as a pump, by which means a volume flow is supplied to a consumer. The invention is characterised in that a v...  
WO/2003/087608
The invention relates to a clutch unit for transmitting torque between an engine and a transmission, equipped with at least one friction clutch, particularly for motor vehicles, and an adjusting device (16, 198, 228) that automatically c...  
WO/2003/087621
In given marginal conditions relating to force to be transmitted, division etc., the material requirements for the plates (10) of a plate link chain of a variator are minimised by shaping the plate in such a way that the active bending m...  
WO/2003/081086
The invention concerns a coupling apparatus, in particular for a motor vehicle, comprising a hub (16), designed to link in rotation an output shaft and a turbine wheel (18), a lockup clutch (34) for locking the coupling between the input...  
WO/2003/072980
A power transmission device, comprising a lockup clutch (7) for disengaging and engaging a fluid coupling (2), an automatic transmission clutch (3) installed between the fluid coupling (2) and a transmission (T/M), a control device (22) ...  
WO/2003/027534
The invention relates to a torsional vibration damper that comprises at least two elements that can be rotated about a rotational axis and that are rotatable relative to each other against the effect of at least one helical spring.  
WO/2003/019029
An automatic friction clutch, contained in the drivetrain of a motor vehicle is controlled such that a preset clutch torque can be transmitted. The preset clutch torque is composed of a pilot clutch torque M and a clutch torque Msr, whic...  
WO/2003/013893
A drive device for hybrid vehicle capable of preventing a motor performance from lowering by shortening an axial dimension and increasing the centering accuracy of a rotor, wherein a rotor support plate (15) having a flat disk part (15b)...  
WO/2002/100672
The invention relates to a drive system (10) comprising a hydrodynamic coupling device (12), particularly a hydrodynamic torque converter. The hydrodynamic coupling device comprises a housing assembly (14), which is to be connected to an...  
WO/2002/088564
The invention relates to a modular constructed multifunctional system. According to the invention, the modular constructed multifunctional system is endowed with the following characteristics: an input (E) and an output (A); a drive elem...  
WO/2002/075174
A frictional oscillation reducing structure of a frictional engagement element (elastic body)(10) capable of reducing an elastic oscillation caused by bending moment and having a neutral surface (N) including a gravity center, parallel w...  
WO/2002/068837
The invention relates to a clutch arrangement, especially for an automobile, comprising a first housing arrangement (12) that is filled or can be filled with a fluid (12), a first friction surface arrangement (24) and a second friction s...  
WO/2002/064998
The invention relates to a starting unit (1) for use in gear boxes, especially in automatic or semi-automatic gear boxes, comprising in input (7) and an output (8), a starting unit disposed between the input (7) and the output (8) in the...  
WO/2002/063186
The invention relates to a hydrodynamic clutch device, in particular a torque converter or fluid clutch, comprising a housing assembly (12), a turbine wheel (14) provided in said assembly (12) and a torque-converter lock-up clutch assemb...  
WO/2002/052175
A torque converter comprises a pumping rotor (1), a turbine rotor (2), driven by the above and a stator (3). The turbine rotor (2) is fixed to a gearbox input shaft (7, 8). The gearbox input shaft (7, 8) forms an axial channel (9) with a...  
WO/2002/046634
A fluid coupling transmits power from a drive side to a driven side by utilizing kinetic energy of fluid such as oil. The fluid coupling comprises a pump impeller (4) provided on a drive shaft (1), a turbine impeller (5) provided on a dr...  
WO/2002/044589
The invention relates to a hydrodynamic torque converter, which comprises a torque converter housing (50) which is rotationally actuated by a motor in addition to a wheel pump (51). A turbine wheel (53) which is rotationally fixed to a s...  
WO/2002/038980
The invention concerns a torsional vibration damping device (1), in particular for a motor vehicle clutch, said device comprising a disc (60) and a support (80) mounted mobile in rotation relative to each other about a common main axis, ...  
WO/2002/036990
The invention concerns a hydrokinetic coupling apparatus (10) comprising a front crankcase (20) provided with a wall (24), designed to be linked in rotation with a driving shaft, a front turbine wheel (50), designed to be linked in rotat...  
WO/2002/031382
A hydrodynamic coupling device, in particular, a torque converter or fluid clutch comprises a housing assembly (12), a turbine wheel (32) provided inside the housing assembly (12), a torque converter lockup clutch assembly (56), with whi...  
WO/2002/029285
A transmission apparatus (416) is provided that is configured to transmit energy from a power source to a work device. Transmission apparatus (416) includes an input shaft (426) adapted to receive energy from the power source and an outp...  
WO/2002/021020
The invention relates to a starter unit (1) comprising: an input (E) and an output (A); a starter element (2), configured as a hydrodynamic component (18) comprising a fixed drive element (11) that can be coupled to the input (E) in a ro...  
WO/2002/021021
The invention concerns a hydrokinetic coupling apparatus, in particular for a motor vehicle, comprising: a crankcase (12), designed to link in rotation, about an axis X, an input shaft to an impeller wheel; a turbine wheel (18) designed ...  
WO/2002/018818
The invention relates to a starter unit (1), comprising the following: an input (E) which may be coupled to a drive input; an output (A) which may be coupled to a drive output; a starter element (1) in the form of a hydrodynamic coupling...  
WO/2002/018819
The invention relates to a hydrodynamic coupling (1), comprising two blade wheels- a pump wheel (2) and a turbine wheel (3)- which together form a toroidal working chamber (4); a pump wheel shell (6) which is rotationally fixed to the pu...  
WO/2002/018817
The invention relates to a starter unit (1) comprising an input (E) which may be coupled to a drive input, an output (A) which may be coupled to a drive output, a starter element (2) in the form of a hydrodynamic coupling (3), a switchab...  
WO/2002/014716
The invention relates to a high power machine unit. Said invention is characterised by the following elements: a drive comprising an output shaft; a machine comprising a drive shaft; a converter (3) which is interconnected between the dr...  
WO/2002/014706  
WO/2002/012692
A large compressor (18) is powered by a single-shaft gas turbine (12) via shaft (14), gearbox (16) and a hydraulic torque converter (10), which is undersized relative to the maximum shaft power requirement of compressor (18). The hydraul...  
WO/2002/001091
The invention concerns a hydrokinetic apparatus, in particular for motor vehicle, comprising a casing (10); a turbine wheel (16) secured in rotation to a hub (30); a lock-clutch comprising a piston (50) whereof the radially inner part (5...  
WO/2002/001092
The invention concerns a hydrokinetic coupling apparatus comprising a wall (36) with globally transverse orientation and a central ring (52) along which the piston (50) is mounted sealingly sliding to define a control chamber (38) with v...  
WO/2001/098686
A lockup clutch mechanism of a torque converter, wherein a brake lining is installed on a front cover so as to use a piston as a heating body, a cooling passage is formed in the piston on the inner peripheral side (on the rotating center...  
WO/2001/081792
The invention concerns an apparatus comprising a housing (12) with a radial wall (14) coupled with another input shaft, a turbine wheel (104) coupled with a hub (54) and an output shaft; and a lockup clutch comprising a piston (40); an a...  

Matches 251 - 300 out of 1,797