Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Timothy Mark Lancefield0
Ian Methley0
Date of Patent
November 4, 2008
Patent Application Number
11550886
Date Filed
October 19, 2006
Patent Primary Examiner
Patent abstract
A variable phase drive coupling is described for providing drive from an engine crankshaft to two sets of cams. The drive coupling comprising a drive member 12 connectable for rotation with the engine crankshaft and two driven members 18, 20 each connectable with a respective one of the two sets of cams. In the invention, the angular relationship of each of the driven members 18, 20 is independently variable relative to the drive member 12 under the action of camshaft torque reversals.
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