Power transmission apparatus

Details Power transmission apparatus Power transmission apparatus

1987-01-30

1988-11-08

Bonck, Rodney H.

192 clutches and power-stop control

Clutches

Fluent material

192 58R, 192 58B, F16D 3500

Patent

active

047829303

ABSTRACT:
A power transmission apparatus comprises first and second rotary devices rotatable with respect to each other, a sealed chamber hermetically formed between the first and second rotary devices and filled with viscous fluid, first and second resistance devices disposed within the sealed chamber and respectively rotatable together with the first and second rotary devices to transmit torque therebetween by the shearing resistance of the viscous fluid, and a third device for controlling the pressure within the sealed chamber in accordance with the running state of an object provided with the power transmitting apparatus.

REFERENCES:
patent: 923565 (1909-06-01), Newcomb
patent: 1192233 (1916-07-01), Severy
patent: 1881082 (1932-10-01), Kiep
patent: 2879872 (1959-03-01), Van Ranst
patent: 3307665 (1967-03-01), Graae
patent: 3380565 (1968-04-01), Wilkinson
patent: 3727735 (1973-04-01), La Flame
patent: 4040271 (1977-08-01), Rolt et al.
patent: 4610341 (1986-09-01), Hauser et al.

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