192 clutches and power-stop control – Vortex-flow drive and clutch – Fluid-pressure operator for engaging clutch
Patent
1972-06-22
1976-04-06
Wyche, Benjamin W.
192 clutches and power-stop control
Vortex-flow drive and clutch
Fluid-pressure operator for engaging clutch
74733, F16D 3900
Patent
active
039483673
ABSTRACT:
A torque-delivering vehicle drive system having a friction clutch actuated by a pressurized medium, a hydrodynamic working circuit including a pump wheel and a turbine wheel, operatively connected to the friction clutch and a device including an operating lever for adjusting pressure and/or rate of flow of the pressurized medium to the friction clutch including a regulating device for maintaining the torque delivered by the vehicle drive system at a constant value corresponding to a given position of the operating lever, and means for supplying to the regulating device a measured quantity that is a function of a difference in working fluid pressure producible by the pump wheel of the hydrodynamic working circuit.
REFERENCES:
patent: 3202018 (1965-08-01), Hilpert
patent: 3384209 (1968-05-01), Murphy
Dick Heinrich
Weinrich Hellmut
Lerner Herbert L.
Voith Getriebe KG
Wyche Benjamin W.
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