Patent ID: 9694678
Date: 2017-07-04
CPC Classifications: B60K,F16H,Y10T

Claim:
1. An improved disconnect mechanism ( 10 ) for a secondary driveline ( 12 ) of an all-wheel drive vehicle having a front driveline module and a rear driveline module ( 20 ), the secondary driveline ( 12 ) including the rear driveline module ( 20 ), the rear driveline module ( 20 ) including a split rear driveshaft with first and second coaxial rear axles ( 14 a , 14 b ), each rear axle ( 14 a , 14 b ) drivingly coupled to a corresponding rear wheel ( 16 a , 16 b ), the disconnect mechanism ( 10 ) for changing drive modes between a two-wheel drive mode and an all-wheel drive mode, the improvement comprising: a hydraulically actuated coupling clutch ( a hydraulically actuated first rear clutch ( a hydraulic actuating assembly ( an on-demand lubrication system having a fourth independent solenoid control valve (