Preloaded control arm for a viscous fluid clutch

Details Preloaded control arm for a viscous fluid clutch Preloaded control arm for a viscous fluid clutch

1989-09-08

1990-10-02

Lorence, Richard

192 clutches and power-stop control

Clutches

Fluent material

192 82T, F16D 3500

Patent

active

049601911

ABSTRACT:
A preload control arm for controlling fluid flow through a viscous fluid clutch includes a rotatable control shaft mounted in the clutch. The control arm is secured to the control shaft so that flexible end portions of the control arm cover pump plate orifices in the clutch. A spring secured to the control shaft provides a force adajcent the end portions opposite the pump plate orifices to maintain the seal when the control arm is in the closed position.

REFERENCES:
patent: 3856122 (1974-12-01), Leichliter
patent: 4727969 (1988-03-01), Hayashi et al.

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