Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 12, 2009
Patent Application Number
11405660
Date Filed
April 17, 2006
Patent Primary Examiner
Patent abstract
A method of using a torque converter bypass clutch to launch a vehicle, mitigate transient vibration, and mitigate vehicle natural frequency harshness. The method uses the torque converter when the bypass clutch power capacity is approaching its limit, when the vehicle load is high, or the vehicle is on a grade, where normally the bypass clutch would launch the vehicle.
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