Hydraulic coupling with disconnect clutch

Details Hydraulic coupling with disconnect clutch Hydraulic coupling with disconnect clutch

2006-07-19

2009-08-04

Lorence, Richard M. (Department: 3655)

192 clutches and power-stop control

Clutches

Automatic

C192S085060, C192S1030FA, C180S249000

Reexamination Certificate

active

07568568

ABSTRACT:
A power transfer assembly for use in a motor vehicle and having a hydraulic coupling operable to transfer drive torque to a driveline in response to slip. The hydraulic coupling includes a transfer clutch, a clutch operator for engaging the transfer clutch, a fluid actuation system including a fluid pump for controlling movement of the clutch operator, and a magnetorheological pump clutch capable of selectively shifting the fluid pump between operative and inoperative states.

REFERENCES:
patent: 5310388 (1994-05-01), Okcuoglu et al.
patent: 5827145 (1998-10-01), Okcuoglu
patent: 6378682 (2002-04-01), Mohan et al.
patent: 6626787 (2003-09-01), Porter
patent: 7361114 (2008-04-01), Boddy
patent: 2004/0168875 (2004-09-01), Dolan
patent: 2007/0056823 (2007-03-01), Ekonen et al.

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