Method for reducing torque required to crank engine in...

Motor vehicles – Power – Electric

Reexamination Certificate

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Details

C180S065230

Reexamination Certificate

active

07434640

ABSTRACT:
A method of operating a hybrid powertrain system is provided for a vehicle that includes an internal combustion engine having an engine output to drive the vehicle and a motor having a motor output to drive the vehicle. The motor is operatively connected to the engine and operable to crank the engine. The method includes the steps of reducing compression in at least one engine cylinder and operating the motor to crank the engine. A hybrid powertrain system for a hybrid vehicle is also provided.

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International Search Report for Application No. PCT/IB2006/002067 Mailed Dec. 20, 2006.
Written Opinion of the International Searching Authority for Application No. PCT/IB2006/002067.

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