Viscous fluid clutch

Details Viscous fluid clutch Viscous fluid clutch

1974-11-18

1976-04-13

Hermann, Allan D.

192 clutches and power-stop control

Clutches

Fluent material

733686, 137 79, 192 82T, F16D 3500, F16D 4325

Patent

active

039498492

ABSTRACT:
A temperature-responsive shear drive-type fan clutch including a bourdon tube arrangement for actuating the valve plate controlling flow of shear drive fluid from the reservoir chamber to the working chamber, and external chamber means containing a suitable thermal-sensitive expanding fluid adapted to cause the bourdon tube to straighten in response to increased ambient temperature.

REFERENCES:
patent: 1399200 (1921-12-01), Edelman
patent: 2639189 (1953-05-01), Bragg et al.
patent: 3410141 (1968-11-01), Zurstadt
patent: 3552532 (1971-01-01), Thomas et al.

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