Patent ID: 7635055
Filing Date: 2009-12-22
Classification: F16D

Abstract:
1. A torque coupling, comprising: a first rotary member; a second rotary member; a transfer clutch operably disposed between said first and second rotary members; a fluid pump operable for generating a fluid pumping action; a pump clutch operably disposed between said fluid pump and one of said first and second rotary members; a clutch actuator having a rotary control member and first and second cam operators, said first cam operator is disposed between said control member and said transfer clutch for controlling engagement of said transfer clutch in response to rotation of said control member through a first range of travel, and said second cam operator is disposed between said control member and said pump clutch for controlling engagement of said pump clutch in response to rotation of said control member through a second range of travel; and a control system for controlling rotation of said control member.