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WO/2009/117827A1 |
The present invention relates a mechanical differential actuator for interacting with a mechanical load. The mechanical differential actuator comprises first and second semi-active sub-actuators, a velocity source and first and second me...
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WO/2009/106538A1 |
The invention relates to a clutch (8), in particular starter clutch, for coupling an internal combustion engine (2) in a torque-transmitting fashion and decoupling an internal combustion engine (2), said internal combustion engine (2) ha...
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WO/2009/037170A1 |
The invention relates to an electrohydraulic control device comprising a pressure supply device (2.1, 2.2) for guiding a pressurised medium from a storage tank (3) in a main pressure line (4). Said pressurised medium is guided over a pum...
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WO/2008/145441A1 |
The invention relates to a twin clutch transmission comprising a first gear train with a first clutch (4), a second gear train with a second clutch (5), and an actuator for actuating the first and/or second clutch, wherein the actuator (...
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WO/2008/009546A1 |
The invention relates to a clutch actuator (1) for the automatic actuation of a vehicle friction clutch (2) and to a method for operating the same, said actuator consisting of a controllable pneumatic cylinder (3) with a piston (5) that ...
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WO/2008/004974A1 |
In a limited slip coupling (1) for distributing drive torque between axles (3, 4) or wheels in a road vehicle, the coupling engagement is controlled by hydraulic pressure acting on at least one coupling-engaging piston (5) in a cylinder ...
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WO/2008/002610A2 |
A hydraulic system having a clutch assembly (30) which is hydraulically actuated, a pressure device (32) in fluid communication with the clutch assembly, and a multi-position actuator device (34) in fluid communication with the pressure ...
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WO/2006/110946A1 |
A fluid flow control apparatus including a fluid supply line (16) having a flow constrictor (38), the apparatus being adapted for receiving fluid at pressure from a pump (42) driven by an engine, a section downstream of the constrictor (...
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WO/2006/077345A1 |
The control device comprises an actuator body with a kinematic connection to an actuated body (18) and servo means (28) for assisting the actuation of the actuated body (18), provided with elastic tensioning means (32) for the actuated b...
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WO/2006/038198A1 |
The present invention relates to a method of extracting a flow signal from echographic signals received from a region of interest comprising moving tissues and flowing fluids. The method comprises a step of calculating Doppler signals fr...
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WO/2005/080817A1 |
The invention relates to a drive, especially for rotary, pivotal or linear drive units, comprising a working piston (16), housed in a cylinder (12) of a housing (14), impinged by fluidic pressure media and displaced in the axial directio...
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WO/2005/047722A1 |
The invention relates to a system for the hydraulic control (10) of a clutch (12), e.g. a motor vehicle clutch, comprising an upstream master cylinder (14) which is connected to a downstream slave cylinder (18) by means of a conduit (16)...
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WO/2004/051108A1 |
A hydraulic clutch, which is dependent on the difference in rotation speed, is comprised of a rotating drive housing (11), a hydrostatic positive-displacement machine (1), an output shaft (12), and of a friction clutch (10) for connectin...
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WO/2004/042246A2 |
The invention relates to a device for operating a motor vehicle with a drive motor and a gearbox in the drive train, characterized in that an actuation system is connected to at least one clutch. Said clutch is connected to a clutch actu...
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WO/2004/031618A2 |
The invention relates to an actuator (1), especially for use in a motor vehicle, comprising a drive motor (2), a spindle (7) and a spindle nut (6). The aim of the invention is to reduce the size of said actuator and the amount of space r...
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WO/2003/087616A1 |
The invention relates to a method for diagnosing a leakage of a hydraulic release system of a twin clutch of a parallel shift gearbox.
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WO/2003/087846A2 |
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...
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WO/2003/087608A2 |
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...
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WO/2003/087607A1 |
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...
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WO/2003/087621A1 |
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...
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WO/2003/087632A2 |
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...
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WO/2003/087627A1 |
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...
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WO/2003/086804A1 |
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 ...
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WO/2003/087612A2 |
The clutch device comprises a clutch (K1) in which a compression plate (8) is displaced on an axial line against the force (FKS) of the elastic suspension of the lining (5) to allow coupling. An additional elasticity (FTF), preferably a ...
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WO/2003/085279A1 |
A clutch control system comprises a concentric clutch release mechanism (12) and a clutch actuating means, which is placed in the immediate proximity of the concentric clutch release mechanism. The clutch actuating means comprises an ele...
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WO/2003/074312A2 |
The invention relates to a method for carrying out gear shifting in a twin-clutch gearbox comprising at least two gearbox input shafts which are respectively coupled to the engine by means of a clutch. According to the invention, after r...
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WO/2003/074910A2 |
The invention relates to a method for controlling and/or regulating the drive train of a vehicle, which comprises at least one engine and one transmission, whereby at least one engine control and one transmission control are used for con...
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WO/2003/074314A2 |
The invention relates to a method for controlling a creeping torque on a clutch of an automatic transmission. The time at which the creeping torque builds up and/or the course of the creeping torque are/is determined according to at leas...
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WO/2003/074896A2 |
The invention relates to a method for the position adjustment in a transmission of motion of an actuator to a spring-loaded clutch of the transmission of a vehicle, whereby at least one characteristic position of the transmission of moti...
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WO/2003/074895A2 |
The invention relates to a method for adapting the clutch characteristics in a twin-clutch system (PSG) which comprises in a first train a first clutch (A) and a first partial transmission (iA) mounted downstream thereof, and in a second...
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WO/2003/074894A2 |
The invention relates to a starting strategy for a gearbox, especially for a twin-clutch gearbox of a motor vehicle, comprising a first clutch for starting, wherein at least one second additional clutch is used to transmit torque accordi...
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WO/2003/074909A2 |
The invention relates to a method for controlling at least two clutches in a twin-clutch gearbox of a motor vehicle, wherein at least one clutch is opened by at least one emergency valve. The invention also relates to a twin-clutch gearb...
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WO/2003/074908A2 |
The invention relates to method for controlling and/or regulating a twin-clutch transmission during an overlapping gearshift, whereby at least one clutch is controlled in such a manner that a clutch is slip-controlled. The invention also...
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WO/2003/074313A2 |
The invention relates to a method for shifting an initial gear upwards into a target gear in a twin-clutch gearbox of a motor vehicle. According to the invention, the engine torque (MMot) of the vehicle is altered when a target gear is s...
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WO/2003/074907A2 |
The invention relates to a twin-clutch transmission and a method for performing a gear shift in a twin-clutch transmission having at least two transmission input shafts. According to the invention, the clutches associated with the transm...
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WO/2003/074904A2 |
The invention relates to a method for pre-selecting a gear of an inactive partial transmission of a twin clutch system according to the gear of the active partial transmission of the twin clutch system. According to the invention, the do...
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WO/2003/074906A2 |
The invention relates to a shifting strategy for a gearbox, especially for a twin-clutch gearbox of a motor vehicle, wherein a target gear is preselected on a non-torque-transmitting gearbox input shaft, the rotational speed (Nlps ily) o...
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WO/2003/074905A2 |
The invention relates to a method for carrying out a gearshift in a twin-clutch transmission, which is characterized in that a downshift is carried out subject to the kind of shift and/or of at least one predetermined vehicle parameter. ...
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WO/2003/027535A2 |
A power transfer system (10) is provided and equipped with a torque transfer coupling (20) which includes a clutch (38) and a ball-screw actuator (90). The ball-screw actuator (90) functions to axially translate an apply plate (76) via a...
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WO/2003/019029A1 |
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...
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WO/2002/016807A1 |
The invention relates to a device for actuating a clutch, in particular, for motor vehicle transmissions. Said device comprises an electronically controllable clutch actuator (10, 42), which has an electric motor (12, 44) and a speed-red...
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WO/2001/061205A1 |
The invention relates to torque transmission device comprising at least one first clutch device which is provided with at least one clutch operator and at least one actuating device. The inventive device also comprises a drive device whi...
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WO/2001/033093A1 |
The invention relates to an actuating device (13) for actuating a clutch device, which transfers differing torques between a first rotatably mounted component and a second rotatably mounted component when in differing clutch positions. T...
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WO/2000/053945A1 |
The invention concerns a control device for coupling means (1) such as for instance a clutch, a brake, a gearbox control or a speed regulator, in particular for motor vehicles, comprising motor means (2), an actuating member (3) for the ...
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WO/1999/058868A1 |
The invention concerns a friction clutch, in particular for motor vehicles, comprising a clutch element including clutching means and declutching means, the clutching means being supported by a cover (15), integral with a flywheel (11) d...
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WO/1999/002879A1 |
A vehicle clutch control and setting mechanism has an axially guided output member (12) for releasing the vehicle clutch, a gearbox (13) for converting a rotary input motion into a translatory motion of the output member (12), and an ene...
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WO/1999/002878A1 |
The invention pertains to a servo-actuator for a car clutch comprising, on the one hand, a longitudinally guided output member (13) for direct or indirect clutch release and, on the other hand, a worm-and-nut steering gear (12), which co...
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WO/1999/002881A1 |
With regard to a servo-actuator for a car clutch comprising, on the one hand, a longitudinally guided output member and, on the other hand, a gear (18) for converting an input rotational motion into a linear motion of the output member (...
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WO/1998/031948A1 |
With regard to a an adjusting device for a scheduling cam, and more particularly to a clutch actuator, fitted with an electric motor (17), an axially mobile pushrod acting upon the actuator (20, 21), a cranking device located between the...
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WO/1998/013614A1 |
The friction clutch comprises a clutch device including a diaphragm (3) and a steering gear (80), an actuator (50, 60, 70, 90, 91) for controlling the steering, and an adjusting device (10), for compensating friction lining wear (7). The...
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