Sealing device

Details Sealing device Sealing device

1980-12-23

1983-05-24

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 15, 277 59, 277 75, 277134, F16J 1500

Patent

active

043847242

ABSTRACT:
A sealing device for separating two areas from each other positioned in spaces at each side of an opening defined by and between two parts movable in relation to each other and wherein a sealing element sealingly engages one of the parts, and a pressure device for supplying a fluid to a clearance space between a surface of the other of the parts and a surface of the sealing element to move the surface of the sealing element to provide a clearance space which is dependent on the elasticity of the sealing element and the pressure of fluid supplied to the clearance space.

REFERENCES:
patent: 3478648 (1969-11-01), D'Alba
patent: 3578342 (1971-05-01), Satterthwaite
patent: 3614111 (1971-10-01), Regan
patent: 3740057 (1973-06-01), Doyle et al.
patent: 3815926 (1974-06-01), Vore
patent: 4146237 (1979-03-01), Bergman

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