Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
November 4, 2008
Patent Application Number
11673443
Date Filed
February 9, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention is directed to a shut-off valve for stopping the air-flow to an engine. A butterfly valve disposed in an air passage is moved between a first open position and second closed position in a controlled fashion to prevent the build up un-burnt fuel in the event of the activation of the valve.
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