US Patent 7168421 Crankcase ventilation

Patent 7168421 was granted and assigned to Saab Automobile on January, 2007 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Saab Automobile

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

71684210

Patent Inventor Names

Christer Blom0

Date of Patent

January 30, 2007

Patent Application Number

111186630

Date Filed

April 29, 2005

Patent Primary Examiner

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Thai-Ba Trieu

Patent abstract

A combustion engine for a vehicle, comprising a compressor to which charged air is to be supplied for supercharging, wherein the engine is provided with a device for venting exhaust gases from the crankcase of the engine to the compressor, and the venting device comprises a throttle element for securing a desired pressure level in the crankcase. The throttle element is arranged in thermal cooperation with the compressor.