Mercedes-Benz Group Ag

Daimler Ag

Daimler Chrysler Ag

Philip Gansloser

Tobias Haerter

Tobias Schilder

Carsten Gitt

Jonathan Zeibig

Klaus Riedl

Rolf Schroeder

Hartmut Nied

Petra Tennert

Werner Klein

Heiner Kunckel

Helmut Sandner

Martin Dengler

Juergen Greiner

Ernst Walth

Wolfgang Elser

An electric drive device for a motor vehicle includes a housing, an electric engine having a rotor, a planetary transmission at least partially arranged in the housing, a first planetary gear set having a first sun gear connected to the rotor for conjoint rotation, a first planetary carrier, and a first annular gear, and a second planetary gear set having a second planetary carrier connected to the first planetary carrier for conjoint rotation and a second annular gear; at least two switch elements for switching at least two gears, and a differential having a differential input shaft and two output drive shafts. The second planetary gear set has a second sun gear which is connected to the differential input shaft for conjoint rotation.

Electric drive device for a motor vehicle, in particular for a motor car, and motor vehicle

An electric drive unit includes a first electric engine having a first rotor, a second electric engine having a second rotor, and a transmission unit having a differential transmission with exactly three first shafts arranged coaxially with one another. The three first shafts are a sum shaft to which the first rotor is connected such that torques provided by the first rotor can be introduced into the transmission unit via the sum shaft, a first differential shaft coupled to a first vehicle wheel such that torques can be discharged from the transmission unit and transmitted to the first vehicle wheel via the first differential shaft, and a second differential shaft coupled to a second vehicle wheel such that torques can be discharged from the transmission unit and transmitted to the second vehicle wheel via the second differential shaft.

Electric drive unit for a motor vehicle, in particular for a motor car

An electric axle drive for a motor vehicle includes a first electric engine, which has a first rotor, a second electric engine, which has a second rotor, and a differential transmission with three shafts. The first rotor can be coupled with the input shaft such that torques originating from the first rotor are introduced into the differential transmission via the input shaft. A first switch element is configured to couple the second rotor with the first output shaft such that torques originating from the second rotor are introduced into the first output shaft. A second switch element is configured to couple the second rotor with the second output shaft such that torques originating from the second rotor are introduced into the second output shaft.

Electric axle drive for an at least partially electric motor vehicle having a switchable torque vectoring operation

An electric drive device for a vehicle axle includes first and second electric engines having first and second rotors, respectively. A transmission has a first and second input shafts arranged coaxially with the first and second rotors, respectively, and an output shaft arranged in parallel with the first and second input shafts. An axle drive has a differential gear permanently meshing with at least one drive gearwheel connected to the at least one output shaft in a manner fixed against rotation. A first switchable spur gear pairing and a second spur gear pairing respectively couple the first and second input shafts with the differential gear in a torque-transmitting manner. When viewed in an axial direction along the at least one output shaft, the first electric engine, the first spur gear pairing, the at least one drive gearwheel, the second spur gear pairing, and the second electric engine are arranged one after the other in the specified order.

Electric drive device for a vehicle axle

An electric drive system for a motor vehicle includes a first electric machine having a first rotor, a differential having a differential input shaft and a first differential output shaft and a second differential output shaft. The two differential output shafts are arranged coaxially with respect to the first rotor. A first side shaft is coupled to the first differential output shaft for conjoint rotation. A second side shaft is coupled, or is couplable, to the second differential output shaft for conjoint rotation. A second electric machine has a second rotor arranged coaxially with respect to the first rotor. A first switching element is configured to couple the first rotor to the first side shaft for conjoint rotation. A second switching element is configured to couple the second rotor to the second side shaft for conjoint rotation. The first rotor is coupled, or couplable, to the differential input shaft for conjoint rotation.

Electric drive system for a motor vehicle

An electric drive device for a motor vehicle has a housing, a first planetary gearset arranged in the housing and which has a first sun gear as first elements, a first planetary support, and a first gear ring. A second planetary gearset is arranged in the housing and has a second sun gear that is coupled or can be coupled non-rotationally to the first gear ring as second elements and a second planetary support and a second gear ring. The device has an electric motor, which has a stator and a rotor, an input shaft that can be driven by the rotor and is permanently non-rotationally connected to the first sun gear, an output shaft, having a differential transmission, a lateral shaft and having a first switching element, which is provided to connect the first sun gear non-rotationally to the housing. The rotor, the first planetary gearset, the second planetary gearset, and the differential transmission are arranged coaxially to one another. The lateral shaft is arranged between the differential transmission and a wheel of the motor vehicle and penetrates the rotor.

Electric drive device for a motor vehicle

An electric drive device has a planetary gear set, which includes has a first sun gear, a first planet carrier and a first ring gear. The drive device also includes a planetary gear set with a second sun gear that is or can be non-rotatably coupled to the first ring gear, a second planet carrier and a second ring gear that is or can be non-rotatably coupled to the first planet carrier. An electric motor has a rotor with an input shaft driveable by the rotor and permanently non-rotatably connected to the first sun gear. The drive device also includes an output shaft, a differential gear, a first switching element, and a second switching element. The planetary gear sets are arranged coaxially to the differential gear and the differential gear has a ball-shaped differential having a differential housing.

Electric drive device for a motor vehicle, in particular for an automobile

In an all-wheel drive train for a motor vehicle wherein the drive torque of the engine of the motor vehicle is transmitted from the transmission output shaft partially to the rear axle and partially to the front axle via an offset transmission structure and a laterally arranged drive shaft extending from the offset transmission structure past the transmission to the front axle of the motor vehicle extends from the offset transmission forwardly at a certain opening angle in close proximity to the transmission structure which narrows down toward the rear so that the rear end of the lateral drive shaft is relatively close to the center axis of the transmission.

All-wheel drive train

In a multi-disk clutch comprising a rotary body having splines formed thereon so as to extend helically along the surface thereof, with a number of disks having central openings with inwardly projecting teeth via which the discs are in rotationally positively locking engagement with the rotary body, the teeth are twisted so as to extend in a plane normal to the surface of the helically extending splines of the rotary body so that the end face areas of the teeth are in planar contact with the spline surfaces of the rotary body for the transmission of torque between the rotary body and the disks.

Disk for a multi-disk clutch and production method thereof

A transmission system for a motor vehicle, which contains a vehicle transmission equipped for longitudinal installation with a gear output shaft that points in the direction of the rear of the motor vehicle in the installed state is provided, wherein the shaft can be connected and be supported for rotation on an input shaft of a front axle gear unit via a driven shaft of a lateral drive unit and via a cardan shaft. For the purpose of reducing at least one deflection angle of the cardan shaft, at least one shaft corresponding to the cardan shaft is swiveled towards the gear output shaft of the vehicle transmission system.

Growing community of inventors

Bad Ditzenbach, Germany

Philip Gansloser