Drive device of vehicle

Details Drive device of vehicle Drive device of vehicle

2006-10-25

2011-12-13

Shriver, II, J. Allen (Department: 3618)

Motor vehicles

Power

Electric

C903S904000

Reexamination Certificate

active

08074753

ABSTRACT:
A drive device of a vehicle includes a motor generator, a lubricant circulating mechanism lubricating and cooling the motor generator, a power control unit controlling the motor generator, arranged on a circulation path of a lubricating oil and being in contact with the lubricating oil for transferring and receiving a heat to and from the lubricating oil, and a casing accommodating the motor generator, the lubricating mechanism and the power control mechanism, and provided with the circulation path. Preferably, the power control unit includes a power control element and a board (120) having a first main surface on which the power control element is mounted. The board (120) is provided on its second main surface side with a radiator fin (390, 392and394) for contact with the lubricating oil in the circulation path.

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Chinese Office Action for corresponding Chinese Patent Application No. 200680040166.X issued Aug. 26, 2010.

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