Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Craig S. Jacobs0
Ian D. McKenzie0
Date of Patent
September 15, 2009
0Patent Application Number
113186560
Date Filed
December 27, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A method is disclosed for controlling engine braking horsepower for a power transmission mechanism in a vehicle powertrain. The transmission mechanism has multiple-ratio gearing and a continuously variable transmission unit arranged in parallel disposition. A target engine speed during an engine braking mode is maintained by controlling the ratio of the continuously variable transmission unit.
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