A dual clutch transmission includes an input shaft and a first clutch, which has a first input disc carrier, a first output disc carrier, a first force transfer region, and a first actuating piston. The transmission has a second clutch having a second input disc carrier, a second output disc carrier, a second force transfer region, and a second actuating piston. The transmission includes a first partial transmission having a first partial transmission input shaft, and a second partial transmission having a second partial transmission input shaft. The input shaft, the first input disc carrier, and the second input disc carrier are non-rotationally connected to one another. The first output disc carrier is non-rotationally connected to the first partial transmission input shaft. The second output disc carrier is non-rotationally connected to the second partial transmission input shaft. The second partial transmission input shaft is arranged coaxially and radially surrounding the first partial transmission input shaft.

A hybrid drive train for a motor vehicle having an internal combustion engine, an electric machine, a first clutch, which is provided for coupling a crankshaft of the internal combustion engine to the rotor, and a second further clutch, which is designed as a wet clutch and which has a clutch cover. A screw connection is provided for non-rotatably connecting the rotor to the clutch cover, which screw connection includes a screw, which is substantially arranged in an axial direction and which at least partially penetrates a connecting piece non-rotatably fastened to the clutch cover.

A hybrid drive system for a motor vehicle includes an input shaft, which introduces torques from an internal combustion engine into the hybrid drive system and which is mounted rotatably around an axis of rotation. An output shaft is arranged coaxially to the input shaft. The system also includes an electric machine having a stator and a rotor, and a hub non-rotatably connected to the rotor. The system further includes a wet clutch which has a first actuating piston. The hub is formed as a one-piece forged part and has a first running surface for the first actuating piston. The wet clutch is provided to non-rotatably connect the hub to the output shaft.

A hybrid drive system for a motor vehicle includes an input shaft, which introduces torques from an internal combustion engine into the hybrid drive system and which is mounted rotatably around an axis of rotation. An output shaft is arranged coaxially to the input shaft. The system also includes an electric machine having a stator and a rotor, and a hub non-rotatably connected to the rotor. The system further includes a wet clutch which has a first actuating piston. The hub is formed as a one-piece forged part and has a first running surface for the first actuating piston. The wet clutch is provided to non-rotatably connect the hub to the output shaft.

A dual clutch transmission includes an input shaft, a first clutch having a first input disc carrier, a first output disc carrier, a first force transfer region and a first actuation piston. The transmission also includes a second clutch having a second input disc carrier, a second output disc carrier, a second force transfer region, and a second actuation piston. The transmission includes a first sub-transmission having a first sub-transmission input shaft, and a second sub-transmission having a second sub-transmission input shaft. The input shaft, the first input disc carrier, and the second input disc carrier are connected to one another for conjoint rotation. The first output disc carrier is connected to the first sub-transmission input shaft for conjoint rotation. The second output disc carrier is connected to the second sub-transmission input shaft for conjoint rotation. The second sub-transmission input shaft is arranged coaxially with and radially surrounding the first sub-transmission input shaft. The first force transfer region is arranged radially surrounding and axially at least partially overlapping the second force transfer region. The transmission has a connection plate, which radially overlaps the first force transfer region, is connected to the second sub-transmission input shaft for conjoint rotation, and extends radially starting from the second sub-transmission input shaft, and which is arranged axially between the sub-transmissions and the force transfer region.

A dual clutch transmission includes an input shaft, a first clutch having a first input disc carrier, a first output disc carrier, a first force transfer region and a first actuation piston. The transmission also includes a second clutch having a second input disc carrier, a second output disc carrier, a second force transfer region, and a second actuation piston. The transmission includes a first sub-transmission having a first sub-transmission input shaft, and a second sub-transmission having a second sub-transmission input shaft. The input shaft, the first input disc carrier, and the second input disc carrier are connected to one another for conjoint rotation. The first output disc carrier is connected to the first sub-transmission input shaft for conjoint rotation. The second output disc carrier is connected to the second sub-transmission input shaft for conjoint rotation. The second sub-transmission input shaft is arranged coaxially with and radially surrounding the first sub-transmission input shaft. The first force transfer region is arranged radially surrounding and axially at least partially overlapping the second force transfer region. The transmission has a connection plate, which radially overlaps the first force transfer region, is connected to the second sub-transmission input shaft for conjoint rotation, and extends radially starting from the second sub-transmission input shaft, and which is arranged axially between the sub-transmissions and the force transfer region.

A release bearing arrangement is provided for a piston of a clutch cylinder of a multi-plate clutch, which piston is axially movable along a shaft of a motor vehicle. The release bearing arrangement includes a release bearing for axial force transmission of an actuating force introduced by the piston to a transmission device of the multi-plate clutch. The release bearing has a first bearing plate, a second bearing plate and a plurality of rolling elements, the rolling elements being arranged so as to roll between the first bearing plate and the second bearing plate. The release bearing arrangement has a self-centering device for radial self-centering of the release bearing relative to the shaft and/or relative to the piston that is axially movable along the shaft.

A rotor carrier for a rotor of an electric machine and to a hybrid module. The rotor carrier includes a tubular base body and receptacles for parts of a clutch are provided on an inner circumferential surface remote of the rotor. The base body is connected to a hub by a connection element arranged adjacent to the receptacles. The connection element is formed by a radially extending annular flange, and in that the radially extending annular flange is arranged in axial direction between the receptacles and one end of the base body, or is characterized in that the base body is formed integral with a converter housing, and in that the connection element is formed by a radially extending housing wall or a housing cover of the converter housing.

An electric drive axle of a vehicle includes an electric motor having an output shaft. An idler assembly is drivingly coupled to the electric motor and a differential. The idler assembly includes a first gear-clutch assembly to facilitate a first gear ratio and a second gear-clutch assembly to facilitate a second gear ratio.

A vehicle drive device includes a first bearing that supports a second rotary member on a first rotary member so the second member is rotatable relative to the first, and a second bearing that supports the first rotary member on a case so that it is rotatable relative to the case. The first rotary member has a support outer peripheral surface that faces an outer side, and a first radial support surface that faces one side. The second rotary member has a support inner peripheral surface that faces an inner side. A support of the case has a second radial support surface that faces the first. The first bearing is arranged between the support peripheral surfaces. The second bearing is arranged between the radial support surfaces. The first bearing is arranged on the inner side with respect to a rotor at a position where the first bearing overlaps the rotor.