Vane-type rotary actuator

Details Vane-type rotary actuator Vane-type rotary actuator

1984-06-20

1986-01-21

Garrett, Robert E.

Expansible chamber devices

Oscillating working member or cylinder therefor

Oscillatory shaft with radially extending vane

92121, 277DIG6, F01C 900

Patent

active

045651191

ABSTRACT:
A vane-type rotary actuator in which a disc like seal member made of an elastic material with a hole provided in the middle thereof is pressed in place in contact with a flange surface. With seal material thus somewhat deformed in the radial direction thereof, pressure required for sealing is generated at the inner surface of a cylinder and the outer surface of a shaft cylinder.

REFERENCES:
patent: 2189088 (1940-02-01), Thompson
patent: 3008425 (1961-11-01), Chambers
patent: 3032020 (1962-05-01), Sneen
patent: 3049103 (1962-08-01), Dumm
patent: 3359871 (1967-12-01), Kamman
patent: 3737169 (1973-06-01), Glynn
patent: 3750535 (1973-08-01), Higuchi
patent: 3919448 (1975-11-01), Dufresne
patent: 4345509 (1982-08-01), Bridwell et al.
Mechanical Properties of Polymers, L. Nielsen, Reinhold Publishing Corp., N.Y., 1962.
Seals and Sealing Handbook, R. Warring, Trade & Technical Press Ltd., England, (date unknown).

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