| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve size-reduction of a device, simplification of a structure, and furthermore cost-reduction, while satisfying durability of an electric motor and hydraulic controllability when oil viscosity is high, in an oil pump. <P>SOLUTION: The oil pump is an internal gear type, drive force of an engine is transmitted to an inner rotor, drive force of the electric motor is transmitted to an outer rotor, and a clutch is disposed in a power transmission path from the engine to the inner rotor. <P>COPYRIGHT: (C)2012,JPO&INPIT |
