System and method for controlling fluid flow to or from a cylinder of an internal combustion engine
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United States of America Patent
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May 25, 2010
Grant Date -
Jul 3, 2008
app pub date -
Dec 13, 2007
filing date -
Dec 28, 2006
priority date (Note) -
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Abstract
A system for controlling fluid flow to or from at least one cylinder of an internal combustion engine is disclosed. The system includes a rotary valve. A cylinder head having a valve chamber accommodates the rotary valve. The rotary valve is arranged to selectively open or close a flow opening in the cylinder head. A drive motor is coupled to the rotary valve to impart rotation thereto.
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