Mechanical face seals with special bellows

Details Mechanical face seals with special bellows Mechanical face seals with special bellows

1981-07-16

1983-03-29

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 3, 277 93SD, F16J 1536

Patent

active

043781195

ABSTRACT:
A mechanical face seal adapted to withstand a pressure differential across its sealing faces, includes a bellows unit of monolithic construction, comprising a plurality of corrugations, the crowns of the convolutions directed towards the high pressure side of the seal being of greater radius of curvature than the crowns of the convolutions directed towards the low pressure side of the seal.

REFERENCES:
patent: 2010930 (1935-08-01), Rowe
patent: 3074728 (1963-01-01), Freed
patent: 3961799 (1976-06-01), Peet

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