Zf Friedrichshafen Ag

Zp Friedrichshafen Ag

Zr Friedrichshafen Ag

Matthias Horn

Johannes Kaltenbach

Stefan Beck

Uwe Griesmeier

Michael Wechs

Jens Moraw

Gerhard Niederbrucker

Viktor Warth

Peter Ziemer

Martin Brehmer

Raffael Kuberczyk

Fabian Kutter

Juri Pawlakowitsch

Stephan Scharr

Eckehard Münch

Julian King

Thomas Martin

Bernd Knöpke

Michael Roske

Matthias Reisch

Wolfgang Rieger

Thomas Rosemeier

Anton Fritzer

Timo Wehlen

Max Bachmann

Bernd Unseld

Lara Ruth Turner

Martin Rattay

Suryanto Hendrawan

Thomas Riedisser

Kim Führer

Christian Michel

Ingo Pfannkuchen

Andreas Geiger

Oliver Bayer

Mladjan Radic

Kim Fuehrer

A hybrid transmission device () includes a first transmission input shaft (), a second transmission input shaft (), a superposition gear unit () arranged axially parallel to the first transmission input shaft () and to the second transmission input shaft () and configured for connecting an electric machine (). The superposition gear unit () includes a first planetary gear set (P) with a sun gear (P), a ring gear (P), and a planet carrier (P) with planet gears (P) rotatably arranged thereon. A gear reduction stage () includes a first spur gear pair (ST) and a second spur gear pair (ST) for connecting the superposition gear unit () to a differential (). At least a first shift element (A), a second shift element (B), and a third shift element (C) are configured for implementing an electrodynamic driving-off process and a purely electric or hybridized drive of the motor vehicle.

Hybrid transmission device and motor vehicle comprising a hybrid transmission device

A shiftable planetary transmission () includes a planet carrier (), a plurality of planet gears () rotatably arranged at the planet carrier (), a sun gear (), and a ring gear (). The sun gear () and the ring gear () mesh with the planet gears (). The planet carrier () includes at least one connecting element (), which is axially displaceable therein. The at least one connecting element (), on a first side of the planet carrier (), is at least indirectly connected to an actuator () and, on a second side of the planet carrier (), is at least indirectly connected to a first dog element (). The first dog element () is displaceable, by an actuator actuation, between a first shift position and at least a second shift position due to an axial displacement of the at least one connecting element () in the planet carrier ().

Shiftable planetary gear train

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 () of a motor vehicle includes a first input shaft () for a first prime mover (), a second input shaft () for a second prime mover (), and an output shaft (). A first sub-transmission () includes the first input shaft and a countershaft () coupled to the first input shaft () via a constant ratio. Gearwheels () are arranged on the countershaft, which mesh exclusively into gearwheels () arranged coaxially to the first input shaft (). At least some of these gearwheels mesh into gearwheels () arranged on the output shaft (). Shift elements (A, B, C, D) are associated with the first input shaft () as well as with the countershaft (), which provide either a gear with a first number of instances of gearwheel meshing or a winding-path gear with a second number of instances of gearwheel meshing. A second sub-transmission () includes the second input shaft (), which is designed as a planetary transmission. A ring gear () forms the second input shaft (), and a carrier () is coupled to the output shaft () via a gearwheel () arranged coaxially to the first input shaft (). Shift elements (F, E) are associated with the planetary transmission, via which a sun gear () is fixedly connectable to the housing or the planetary transmission is bringable into direct drive. A sub-transmission coupling of the sub-transmissions is providable via one of the shift elements (A) associated with the countershaft.

Transmission and drive system of 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 (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), two 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 transmission (G) and a method for operating such transmission (G) 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 (PPP), 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 such a transmission (G) and a method for operating same are also provided.

Transmission for a motor vehicle, motor vehicle drive train, 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), at least two planetary gear sets (PP), and at least four shift elements (A, B, C, D). Different gears are selectable by selectively actuating the at least four shift elements (A, B, C, D). In interaction with the electric machine (EM), different operating modes are implementable. A drive train for a motor vehicle that includes such a transmission (G) and to a method for operating same are also provided.

Transmission for a motor vehicle, motor vehicle powertrain comprising said transmission, and method for operating the transmission

A transmission () includes a first input shaft () for a first prime mover (), a second input shaft () for a second prime mover (), as well as a first output shaft () and a second output shaft (), which are each coupleable to a drive output (). A first sub-transmission () includes the first input shaft (), and fixed gears () are arranged on the first input shaft (). Each of these fixed gears () meshes with a respective idler gear () on the first output shaft () and with a respective idler gear () on the second output shaft (). Shift elements (A, B, C, D) are associated with the output shafts (), depending on which the idler gears of the output shafts are coupleable to the particular output shaft in a rotationally fixed manner. A second sub-transmission () includes the second input shaft () and is designed as a planetary transmission. A ring gear () forms the second input shaft (). A carrier () is coupled to one of the output shafts (). Shift elements (F, E) are associated with the planetary transmission, via which, depending on their shift position, the sun gear () is fixedly connectable to the housing or the planetary transmission is bringable into direct drive. The planetary transmission is arranged coaxially to the first input shaft (). The carrier () of the planetary transmission is permanently coupled to one of the output shafts via a spur gear stage.

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 such transmission (G) and to a method for operating such transmission (G) are also provided.

A transmission () of a motor vehicle includes a first input shaft () for a first prime mover (), a second input shaft () for a second prime mover (), and an output shaft (). A first sub-transmission () includes the first input shaft () and a countershaft () coupled to the first input shaft () via a constant ratio. Gearwheels () are arranged on the countershaft (), which mesh exclusively into gearwheels () arranged coaxially to the first input shaft (). At least some of these gearwheels () mesh into gearwheels () arranged on the output shaft (). Shift elements (A, B, C, D) are associated with the first input shaft () as well as with the countershaft (), which provide either a gear with a first number of instances of gearwheel meshing or a winding-path gear with a second number of instances of gearwheel meshing. A second sub-transmission () includes the second input shaft () and is designed as a planetary transmission. A ring gear () forms the second input shaft () of the second sub-transmission (). A carrier () is permanently coupled to the output shaft () and to a gearwheel () arranged on the countershaft (). Shift elements (F, E) are associated with the planetary transmission, via which, a sun gear () is fixedly connectable to the housing or the planetary transmission is bringable into direct drive.

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.

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Tettnang, Germany

Matthias Horn