An electric machine for a vehicle that has a housing, a rotor assembly which can rotate about a rotational axis in the housing, a contactless power transmission device for transmitting electricity to the rotor assembly, in which the power transmission devi...

A motor end cover of a motor includes a motor shaft hole, a winding wiring hole, and at least one cooling hole. Along the axial direction of the motor, the winding wiring hole, the motor shaft hole, and the at least one cooling hole separately penetrate th...

Systems and methods for a stator assembly in an electric machine. The stator assembly, in one example, includes a stator core that is mated with a stator sleeve at an interface that includes a first section that forms an interference fit between the stator...

In various embodiments, methods, systems, and vehicle apparatuses are provided. A system provides a gravity drive to distribute coolant oil flow including a nozzle for directing a flow of coolant oil over a surface of an electric motor wherein the flow of ...

The electric drive unit has an electric machine and a lubricating and cooling circuit (11) for the electrical machine. The lubricating and cooling circuit comprises an aqueous lubricant, which is guided through an interior space (17) of the electrical mach...