A hybrid power transmission for a hybrid power vehicle comprising a motor, a motor shaft connected to the motor, a transmission input shaft connected to an internal combustion engine, and a transmission output shaft is provided. The transmission input shaft and the motor shaft are arranged coaxially, and the motor shaft is designed as a hollow shaft. A first gear is disposed on the motor shaft in a sleeved manner, a third gear and a fifth gear are disposed on the transmission input shaft in a torsion-proof manner, a first synchronizer is disposed between the first gear and the third gear. A second gear is disposed on the transmission output shaft in a torsion-proof manner, the second gear meshing with the first gear, a fourth gear and a sixth gear are disposed on the transmission output shaft in a sleeved manner, the fourth gear meshing with the third gear, the sixth gear meshing with the fifth gear, and a second synchronizer is disposed between the fourth gear and the sixth gear. By switching the synchronizers, motor torque can be directly output to the transmission input shaft or output to the transmission output shaft.

An assembly set for transmission devices for motor vehicles. Each of the transmission devices has an input shaft which can be operatively connected to a drive device of the motor vehicle, as well as a first output shaft, and a second output shaft, and has a spur gear differential transmission designed as a planetary transmission, via which the input shaft and an intermediate shaft that is coupled or can be coupled to an electric machine arranged coaxially to the input shaft are coupled to the first output shaft and the second output shaft. The electric machine is coupled to the input shaft in a first shift position of a shift device and to the intermediate shaft in a second shift position of the shift device.

An electric powertrain includes a first electric motor that has an uninterrupted connection with a drive shaft of a vehicle. The electric powertrain further includes a second electric motor that has an interruptible connection with the drive shaft. In one form, this interruptible connection includes a clutch. The electric powertrain further includes a first gear train in the form of a first planetary gear and a second gear train in the form of a second planetary gear. To provide a compact configuration, the first electric motor and second electric motor are arranged in a centerline orientation with the drive shaft.

A transmission device and method for operating a transmission for a motor vehicle, which transmission device has an input shaft which is operatively connectable to a drive device of the motor vehicle, and has a first output shaft and a second output shaft, and has a spur gear differential transmission configured as a planetary transmission, whereby the input shaft and an intermediate shaft are coupled to the first output shaft and the second output shaft. An electric machine is coupled to the input shaft in a first shifting position of the shifting device and to the intermediate shaft in a second shifting position of the shifting device, and the electric machine is operated for applying a torque to the input shaft.

A vehicle differential includes a planetary gear set, a housing, at least one spider gear, an electric motor, and a first axle shaft. The planetary gear set includes a ring gear, a sun gear, and a planet carrier with a plurality of planets. The housing is fixed to the planet carrier, the at least one spider gear is disposed in the housing, an electric motor output is fixed to the ring gear, and the first axle shaft extends from the spider gear through the electric motor. In an example embodiment, the differential includes a shaft extending through the housing orthogonal to the first axle shaft. The at least one spider gear is four spider gears, a first pair of spider gears is arranged on the shaft, and a third spider gear is drivingly engaged with the first pair of spider gears and the first axle shaft.

A hybrid drivetrain for a hybrid-drive vehicle, including an electric motor and an internal combustion engine, the force output shaft of which alternatingly acts either on a first input shaft or on a coaxial second input shaft of a dual clutch transmission via two separating clutches of a dual clutch, wherein a respective first and second sub-transmission can be activated using the input shafts, and wherein fixed and idler gears are arranged in wheel planes on the two input shafts and a common axially parallel output shaft and are combined into gear sets which form gear stages.

An assembly set for transmission devices for motor vehicles. Each of the transmission devices has an input shaft which can be operatively connected to a drive device of the motor vehicle, as well as a first output shaft, and a second output shaft, and has a spur gear differential transmission designed as a planetary transmission, via which the input shaft and an intermediate shaft that is coupled or can be coupled to an electric machine arranged coaxially to the input shaft are coupled to the first output shaft and the second output shaft. The electric machine is coupled to the input shaft in a first shift position of a shift device and to the intermediate shaft in a second shift position of the shift device.

A hybrid vehicle includes: an internal combustion engine; an electric motor; a transmission including an input shaft that receives power inputted from the internal combustion engine and the electric motor and an output shaft that outputs power to a drive wheel; and a power cutting-off mechanism configured to cut off a power transmission route between the internal combustion engine and the output shaft, wherein the electric motor is connected to a rotating member provided on the output shaft in such a manner that the electric motor transmits power to the output shaft at a location downstream of the power cutting-off mechanism.

A controller for a hybrid vehicle capable of making a first control rule and a second control rule cooperate with each other is provided. In the first control rule, a gear ratio is controlled such that output from an internal combustion engine via a transmission satisfies requested drive power. In the second control rule, the gear ratio is controlled such that a sum of drive power by a motor and drive power by the internal combustion engine becomes the requested drive power. A device (30) for controlling a hybrid vehicle that includes an internal combustion engine (11) and a motor (13) as power sources capable of generating drive power for a wheel (18) and is provided with a transmission (12), a gear ratio of which is controlled according to the first control rule, between the internal combustion engine (11) and the wheel (18), calculates a target gear ratio according to the second control rule and determines a parameter (vAp) used in the first control rule on the basis of the target gear ratio such that a sum of drive power (Fm) by the motor (13) and drive power (Fe) by the internal combustion engine (11) becomes requested drive power (Fd).

A drive train unit for a vehicle includes a housing, an input shaft rotatably mounted in the housing and arranged for rotationally fixed attachment to an output of a transmission, a first clutch operable between a rotor of an electric machine and the input shaft, and a coolant delivery device integrated in the housing. The coolant delivery device is arranged to generate a coolant circuit from the input shaft outwardly in a radial direction when the input shaft is rotated. The coolant delivery device has a discharge element for deflecting coolant flowing in a circumferential direction into a channel inwardly in the radial direction. The drive train unit may include the electric machine with the rotor. The drive train may have an output shaft and a second clutch operable between the input shaft and the output shaft.