Patent ID: 8997957
Filing Date: 2015-04-07
Classification: F16D

Abstract:
1. A coupling arrangement for a drive train of a motor vehicle, the coupling arrangement comprising: a clutch for arrangement on a shaft which is rotatable about an axis, the clutch including a first clutch part and a second clutch part; a first damping device to hydraulically dampen contact between the first clutch part and the second clutch part during engagement of the clutch; a second damping device to elastically dampen contact between the first clutch part and the second clutch part during engagement of the clutch; a spring to pretension the second clutch part in an engagement direction; an actuator device to activate the clutch, the actuator device having a ramp ring and a control ring which define a damping chamber of the first damping device; and a worm gearwheel which is rotatable about the axis of the shaft to axially displace the ramp ring along the axis of the shaft in a manner such that the second clutch part is also moved along the axis of the shaft via a sliding engagement with the ramp ring to thereby open the clutch.