Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Franklin R. Smith0
Roger T. Simpson0
Roger P. Butterfield0
Date of Patent
September 4, 2012
0Patent Application Number
126644100
Date Filed
June 30, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An internal combustion engine in which the variable cam timing controls for a variable cam timing mechanism include a variable force solenoid mounted within a hollow portion of the camshaft. The variable force solenoid is maintained in place within the hollow camshaft by a tubular shaft fixed to the engine and a bearing between the solenoid and the variable cam timing mechanism.
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