Zf Friedrichshafen Ag

Other

Zp Friedrichshafen Ag

Zr Friedrichshafen Ag

Jens Moraw

Michael Wechs

Stefan Beck

Johannes Kaltenbach

Gerhard Niederbrucker

Matthias Horn

Uwe Griesmeier

Viktor Warth

Peter Ziemer

Martin Brehmer

Raffael Kuberczyk

Juri Pawlakowitsch

Stephan Scharr

Eckehard Münch

Julian King

Bernd Knöpke

Fabian Kutter

Thomas Martin

Lara Ruth Turner

Matthias Reisch

Wolfgang Rieger

Kai Bornträger

Thomas Rosemeier

Johannes Glückler

Anton Fritzer

Michael Trübenbach

Bernd Unseld

Martin Rattay

Suryanto Hendrawan

Michael Roske

Max Bachmann

Bernhard Sich

Raphael Himmelsbach

Benedikt Reick

Philipp Rechenbach

Valerie Engel

Matthias Wesa

Oliver Bayer

Fabio Frank

A transmission for a bicycle includes at least four shift elements, one input shaft (), a first planetary gear set (PS) which is operatively connected to the input shaft (), and a second planetary gear set (PS). A carrier of the first planetary gear set is rotationally fixed to a carrier of the second planetary gear set (PS).

Transmission for a bicycle

A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW), a second input shaft (GW), an output shaft (GWA), two planetary gear sets (P, P, P), and at least five shift elements (A, B, C, D, E). Different gears are implementable by selectively actuating the at least five shift elements (A, B, C, D, E) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable. A drive train for a motor vehicle with the transmission (G), and to a method for operating the transmission (G) are also provided.

Transmission for a motor vehicle, motor vehicle powertrain, and method for operating a transmission

A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW), a second input shaft (GW), an output shaft (GWA), three planetary gear sets (P, P, P), and at least six shift elements (A, B, C, D, E, F). Different gears are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F), and different operating modes are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F) in interaction with the electric machine (EM). A drive train for a motor vehicle with the transmission (G) and a method for operating the transmission (G) are also provided.

Transmission for a motor vehicle

A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW), a second input shaft (GW), an output shaft (GWA), three planetary gear sets (PPP), and at least six shift elements (A, B, C, D, E, F). Different gears are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable. A drive train for a motor vehicle with such a transmission (G) and to a method for operating same are also provided.

A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW), a second input shaft (GW), an output shaft (GWA), three planetary gear sets (P, P, P), and at least six shift elements (A, B, C, D, E, F). Different gears are implementable by selectively actuating the at least six shift elements (A, B, C, D, E, F) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable. A drive train for a motor vehicle with such a transmission (G) and to a method for operating same are also provided.

A transmission (G) for a motor vehicle includes an electric machine (EM), a first input shaft (GW), a second input shaft (GW), an output shaft (GWA), two planetary gear sets (P, P, P), and at least five shift elements (A, B, C, D, E). Different gears are implementable by selectively actuating the at least five shift elements (A, B, C, D, E) and, in addition, in interaction with the electric machine (EM), different operating modes are implementable. A drive train for a motor vehicle with the transmission (G) and a method for the transmission (G) are also provided.

A transmission (G) includes an input shaft (GW), an output shaft (GW), an electric machine (EM), a plurality of planetary gear sets (P-PP-P), and gear-implementing shift elements (S-SS-S). Via engagement of a first of the gear-implementing shift elements (SS), which is a force-locking shift element having a variable torque transmission capacity, the input shaft (GW) and an element (EE) of one of the planetary gear sets (PP) can be brought into a fixed rotational speed relationship with respect to each other. Another element (EEE) of one of the planetary gear sets (PPP) is permanently connected to a rotor (R) of the electric machine (EM). By engaging an auxiliary shift element (ZS,ZSa,ZSb), which is a form-locking shift element, the rotor (R) and the input shaft (GW) can be brought into a fixed rotational speed relationship with respect to each other.

Transmission for a motor vehicle, drive train and method for operating a transmission

A transmission (G) for a motor vehicle. The transmission (G) comprises a transmission input (GW-A), a transmission output (GW-A), first, second, third and fourth planetary gearsets (P, P, P, P) and first, second, third, fourth, fifth and sixth shift elements (B, B, K, K, K, K). Ten forward gears and one reverse gear can be achieved between the transmission input (GW-A) and the transmission output (GW-A) by selectively operating the six shift elements (B, B, K, K, K, K). A drive train for a motor vehicle having such a transmission (G) is also disclosed.

A transmission (G) for a motor vehicle which has a transmission input (GW-A), a transmission output (GW-A), five planetary gear sets (P, P, P, P, P) and six shifting elements (B, B, K, K, K, B). By selectively actuating the six shifting elements (B, B, K, K, K, B), ten forward gears and one reverse gear can be selected between the transmission input (GW-A) and the transmission output (GW-A). Further, the drive train is typically incorporated into a motor vehicle.

A power-split transmission comprises an electric variator () and an electric variator () which can be connected, by way of a clutch (), for forward driving, and a clutch (), for reverse driving, to the drive output shaft () in such manner that the drive output shaft () can be purely electrically driven even when the input shaft () is static.

Power-split transmission

A transmission (G) for a motor vehicle. The transmission (G) has a drive shaft (GW), an output shaft (GW-A), first, second, third and fourth planetary gearsets (P, P, P, P) and first, second, third, fourth, fifth and sixth shift elements (B, K, K, B, K, K). Selective actuation of the six shift elements (B, K, K, B, K, K) implements eleven forward gears and two reverse gears between the drive shaft (GW) and the output shaft (GW-A). A drive train for a motor vehicle having such a transmission (G) is also disclosed.

A transmission (G) for a motor vehicle includes an electric machine (EM), an input shaft (GW), an output shaft (GWA), two planetary gear sets (P, P), and at least five shift elements (A, B, C, D, E). Different gears can be selected by selectively actuating the at least five shift elements (A, B, C, D, E). In interaction with the electric machine (EM), different operating modes can be implemented.

A transmission (G) for a motor vehicle includes an electric motor (EM), an input shaft (GW), an output shaft (GW), two planetary gear sets (P, P), and at least five shift elements (K, B, K, K, K), wherein different gear ratios between the input shaft (GW) and the output shaft (GW) are selectable by actuating the at least five shift elements (K, B, K, K, K) and, in addition, in interaction with the electric motor (EM), different operating modes are implementable. A drive train for a motor vehicle including such a transmission (G) and to a method for operating same are also provided.

Motor vehicle transmission

A motor vehicle transmission, the transmission having an input shaft rotationally fixed to a second element of a first planetary gear set and rotationally fixable to a first element of a second planetary gear set by a first shift element. A first element of the first planetary gear set is rotationally fixable to a housing of the transmission by a second shift element and to the first element of the second planetary gear set by a third shift element. An output shaft of the transmission is rotationally fixed to a third element of the first planetary gear set and to a second element of the second planetary gear set. A third element of the second planetary gear set is rotationally fixable to the housing by a fourth shift element. Additionally, two elements of the first planetary gear set are rotationally fixable to each other by a fifth shift element.

Growing community of inventors

Friedrichshafen, Germany

Jens Moraw