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| Number | Title | Issue Date |
| 7650975 | Clutch disk arrangement for a multi-disk clutch A clutch disk arrangement for a multi-disk clutch has a hub rotatable about an axis of rotation and a plurality of friction lining assemblies connected to the hub by a torsional vibration damper arrangement. The torsional vibration damper arrangement includes a cent... | 01/26/2010 |
| 7438166 | Flywheel assembly A flywheel assembly that receives torque from a crankshaft of an engine includes a flywheel, a damper mechanism, and a frictional resistance generation mechanism. The damper mechanism elastically connects the flywheel to the crankshaft in a rotational direction. The... | 10/21/2008 |
| 7434300 | Process and device for producing clutch friction plate A process for producing a clutch friction plate in which a plurality of friction material segments are bonded to an annular flat face of an annular core plate so that oil channels are formed between the segments, the process including: a step of forming a plurality ... | 10/14/2008 |
| 7434672 | Hub and clutch disk arrangement for a friction clutch, especially a multi-disk clutch A hub for a clutch disk arrangement having a friction lining unit with a radially inner set of teeth, the hub including a hub element which can be connected non-rotatably to a shaft; a torque-transmitting arrangement connected to the hub element and having a radiall... | 10/14/2008 |
| 7431138 | Start-up clutch assembly A start-up clutch including a disk clutch having an outer disk carrier and an inner disk carrier with a multi-disk clutch pack disposed therebetween. The multi-disk clutch pack is adapted to engage and provide torque translation between the inner and the outer carri... | 10/07/2008 |
| 7426984 | Torsional vibration damper A torsional vibration damper includes: a primary mass defining a substantially, ring-shaped chamber that is divided into at least two portions; a secondary mass relatively rotatably connected to the primary mass; and a plurality of damping units disposed in the divi... | 09/23/2008 |
| 7325291 | Method for assembling a clutch system A method for assembling a clutch system on a drivetrain is proposed in which the clutch system is mounted on the transmission and in which the transmission is then connected to the engine block. ... | 02/05/2008 |
| 7303025 | Motor-driven work apparatus A rotatably driveable work tool (1) of a motor-driven work apparatus has, at a front end (2, 3), an end plate (5, 6) lying perpendicularly to a rotational axis (4). The end plate (5, 6) has an outer diameter (DR) which i... | 12/04/2007 |
| 7302875 | Rotation transmitting device and hydraulic drive unit A hydraulic drive device, comprising a hydraulic motor (10), a rotating body (20) connected to the drive shaft (11) of the hydraulic motor (10), functioning, by itself as a flywheel, and having an internal gear (21) formed on the o... | 12/04/2007 |
| 7302330 | Torque converter clutch dynamic control A method of dynamically controlling pressure to a torque converter clutch (TCC) of a torque converter coupled to a transmission is provided. The method includes: monitoring throttle position; monitoring engine speed; controlling pressure to the torque converter clut... | 11/27/2007 |
| 7296667 | Torque converter with a rotary oscillation damper A torque converter with a rotary oscillation damper has two or more rotary damper components that are rotatable in relation to each other. A friction-reducing component is arranged between the rotary damper components. ... | 11/20/2007 |
| 7287632 | Vehicle clutch basket A clutch basket is provided having an upper side with upstanding fingers. The fingers include opposing side edges that are engaged by tabs that extend from the periphery of a clutch drive disc. Each finger is provided with a wear resistant shield structure that over... | 10/30/2007 |
| 7267212 | Torsional vibration damper A torsional vibration damper for a lockup clutch of a hydrodynamic clutch arrangement is provided with a drive-side transmission element and a driven-side transmission element which can deflect around a rotational angle relative to each other against the action of e... | 09/11/2007 |
| 7267211 | Damper device and lock-up clutch device In a damper device of a lock-up clutch-equipped torque converter which has at least two rotating members that have a common rotation axis and are rotatable relatively to each other via an elastic member, an axial-direction support portion that supports the at least ... | 09/11/2007 |
| 7264102 | Clutch driven disc with wave washer A driven disc is provided that includes a hub assembly having an axis of rotation and a hub having at least one of a first radially extending projection and a first recess. The driven disc also includes a disc assembly having a disc plate rotatable relative to the h... | 09/04/2007 |
| 7264101 | Start-up clutch and torsional-vibration damper assembly A start-up clutch and torsional-vibration damper assembly including a disk clutch having an outer disk carrier and an inner disk carrier, and a torsional vibration damper having a primary element, a secondary element, and a spring dampening mechanism. The spring dam... | 09/04/2007 |
| 7263912 | Flywheel hub-to-rim coupling A flywheel system includes an annular rim mounted for high speed rotation on a flywheel hub. The hub has a radially splined exterior surface facing radially outwards. The rim includes an annular rim liner having an axis of rotation coinciding with the axis of rotati... | 09/04/2007 |
| 7240413 | Process and device for producing clutch friction plate A process for producing a clutch friction plate in which a plurality of friction material segments are bonded to an annular flat face of an annular core plate so that oil channels are formed between the segments, the process including: a step of forming a plurality ... | 07/10/2007 |
| 7232402 | Motor driven auxiliary pump for electrically-variable transmission torsional damper The present invention relates to a torsional damper for an electrically-variable transmission. The torsional damper is equipped with a hydraulically actuable lock-out clutch to directly couple the engine to the input shaft of the transmission. The electric motors pr... | 06/19/2007 |
| 7226384 | Torsional damper for electrically-variable transmission with lock-out clutch assembly The present invention relates to a torsional damper for an electrically-variable transmission. The torsional damper is equipped with a lock-out clutch to directly couple the engine to the input shaft of the transmission. The electric motors provided with the electri... | 06/05/2007 |
| 7223202 | Hydraulic circuit for torsional damper assembly of an electrically variable transmission The present invention relates to a torsional damper for an electrically variable transmission. The torsional damper is equipped with a hydraulically actuable lock-out clutch to selectively directly couple the engine to the input shaft of the transmission. The electr... | 05/29/2007 |
| 7207888 | Torsional vibration damping device for motor vehicle clutch 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, and linked in rotation via circ... | 04/24/2007 |
| 7207887 | Torque fluctuation absorbing device A torque fluctuation absorbing device includes a first rotational member transmitted with a torque from a driving power source, a damping mechanism connected with an input shaft of a transmission, the damping mechanism having a pair of frictional members of approxim... | 04/24/2007 |
| 7195111 | Clutch device having a clutch damper and dual-mass flywheel assembly In a clutch device 1, a second flywheel assembly 5 is axially movable within a predetermined range relative to a crankshaft 2, and a flywheel 21 has a friction surface 21a on a side remote from an engine. The damper mechanis... | 03/27/2007 |
| 7191879 | Hydrokinetic coupling apparatus and method for mounting same A coupling apparatus for a motor vehicle, including a hub designed to link in rotation an output shaft and a turbine wheel a clutch for locking the coupling between the input shaft and output shaft. A locking piston is axially mobile between a wall integral with the... | 03/20/2007 |
| 7178649 | Manually adjustable clutch assembly with visual indicator A manual adjustment mechanism for a clutch is provided wherein an adjusting gear rotates an adjusting ring relative to a pressure plate that are interconnected by means of an inclined surface or a threaded surface. The adjustment gear is mounted on a shaft and is ro... | 02/20/2007 |
| 7163095 | Clutch assembly with vibration damper A clutch assembly includes a hub with a hub friction surface and an inner surface that cooperate to define a cavity. A damper member is situated within the cavity and is in contact with the hub friction surface. The damper member is rotatable with respect to the hub... | 01/16/2007 |
| 7162989 | Engine unit of motorcycle An engine unit for an motorcycle is disclosed in which an accessory drive gear is disposed downstream of primary dampers in the engine power transmission path, and simultaneously upstream of a clutch mechanism in the engine power transmission path. In this engine un... | 01/16/2007 |
| 7159703 | Clutch device having an elastic coupling for a flywheel In a clutch device 1, a clutch cover assembly 8 is attached to a second flywheel assembly 5 to bias elastically a frictional connection portion 54 against a friction surface 21a of a flywheel 21. A release device 1... | 01/09/2007 |
| 7150207 | Flywheel A flywheel, especially for a dual-mass flywheel, having a friction surface and a mounting surface that is able to mate with a flange. It is distinguished by at least one buffer for the buffering of the friction surface and the mounting surface. ... | 12/19/2006 |
| 7143879 | Torsional vibration damper A torsional vibration damper for a piston-equipped bridging clutch of a hydrodynamic clutch device includes a drive-side transmitting element for at least one damping unit, which is in working connection by way of a transmitting element on the power takeoff-side wit... | 12/05/2006 |
| 7111833 | Dual disc spring A dual spring includes a pair of conically-shaped spring sections, which are joined at a common fulcrum. One of the spring sections is disposed radially inward from the fulcrum and the other of the spring sections is disposed radially outward from the fulcrum. Both ... | 09/26/2006 |
| 7104377 | Clutch for transmission of power The present invention relates to a clutch for transmission power. The clutch for transmission power according to the present invention includes flywheel, clutch cover and clutch disk assembly positioning between the flywheel and the clutch cover; moreover, the clutc... | 09/12/2006 |
| 7077253 | Torque converter A hydrokinetic torque converter, particularly for use in the power train of a motor vehicle, has a housing which can receive torque from the prime mover of the vehicle and drives a pump adapted to rotate a turbine on the input shaft of the change-speed transmission.... | 07/18/2006 |
| 7059461 | Torque-transmitting apparatus A torque-transmitting mechanism has a plurality of friction plates, which are forced into engagement by a fluid-operated piston and reacted in engagement by a backing plate. The backing plate is assembled on a rotatable shaft to be aligned with splines on the shaft ... | 06/13/2006 |
| 7021448 | Clutch disk for a friction clutch A clutch disk for a friction clutch includes a friction lining carrier and at least one friction lining element, which is connected to the friction lining carrier for rotation in common with it, and which can shift in the circumferential direction relative to this c... | 04/04/2006 |
| 7017724 | Clutch assembly A clutch assembly for starting a vehicle without using a torque converter has a simple structure yet providing high reliability. In the clutch assembly, a clutch and a damper device are housed in a housing connected to a crank shaft of an engine. A boss serving as a... | 03/28/2006 |
| 7007783 | Axially fixed and adjustable drive plate A disk carrier assembly for a multi-disk clutch includes a drive plate having a plurality of radially extending load teeth and a plurality of radially extending bearing teeth alternately disposed about the circumference of the drive plate. A disk carrier is included... | 03/07/2006 |
| 6997298 | Dual clutch assembly for a motor vehicle powertrain A powertrain for transmitting torque between a power source and a transmission includes an output shaft driven by the power source, first and second input shafts, a housing, a first flywheel rotatably supported on the housing, a second flywheel rotatably supported o... | 02/14/2006 |
| 6988601 | Torque converter A torque converter which has a pump wheel, a turbine wheel, and a stator, which form a hydrodynamic circuit, and also a torsional vibration damper with a primary and a secondary damper element. The primary and the secondary damper element are connected to each other... | 01/24/2006 |
