Power unit for small vehicle

Details Power unit for small vehicle Power unit for small vehicle

2007-10-30

2010-11-02

Phan, Hau V (Department: 3618)

Motor vehicles

Power

C180S053400

Reexamination Certificate

active

07823667

ABSTRACT:
In a power unit for a vehicle, which is a unit composed of an internal combustion engine with a crankshaft and of a power transmission system equipped with a continuously variable transmission and configured to transmit the torque from the crankshaft to the drive-wheel side while reducing the speed of the torque, to provide a power unit for a vehicle, equipped with two oil pumps and formed, with fewer component parts, into a compact structure. A first oil pump for ejecting lubricant oil and a second oil pump for ejecting oil for at least one of the controlling of the speed change in, and the lubricating of, the continuously variable transmission share a common pump shaft, and are arranged adjacent to each other in the axial direction.

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