Mechanical seal

Details Mechanical seal Mechanical seal

1975-12-05

1979-11-20

Footland, Lenard A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 962, 277181, F16J 1538

Patent

active

041748441

ABSTRACT:
A mechanical face seal for application in high pressure sealing environments having a carbon sealing ring in sliding sealing contact with a sealing ring of dissimilar material. The carbon ring is supported on a rigid backing ring. A barrier is provided in overlying relation to the outer circumferential surface of the carbon ring to separate the outer circumferential surface from exposure to the pressure exerted by the sealed fluid.

REFERENCES:
patent: 1168687 (1916-01-01), Titus
patent: 1511529 (1924-10-01), Standlee
patent: 1944398 (1934-01-01), Bickerstaff
patent: 3101200 (1963-08-01), Tracy
patent: 3155393 (1964-11-01), Hummer

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