Rotary hydrostatic coupling
Rotary magnetic control for a viscous fluid coupling
Rotary magnetic control for a viscous fluid coupling
Rotary vibration damper
Rotational output control system
Rotational output control system
Rotational speed control arrangement for a fluid friction coupli
Rotational speed differential responsive type control coupling
Rotational speed differential responsive type joint
Rotational speed differential responsive type joint
Segmented reservoir for viscous clutches
Selective drive fluid coupling
Selective drive fluid coupling
Shaft coupling with a dampening device
Single stage control for viscous fluid coupling
Snap-in-place wiper for a viscous fluid clutch
Spacing means for spacing plates in a fluid friction coupling
Spacing ring for spacing the plates of a viscous coupling
Speed limiting accessory drive
Speed limiting accessory drive and crankshaft damper