High pressure shaft seal

Details High pressure shaft seal High pressure shaft seal

1980-02-07

1981-11-17

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277173, 277188A, 277165, F16J 1532

Patent

active

043007783

ABSTRACT:
A unitary high pressure shaft seal having an annular floating support element for preventing pressure extrusion of the primary sealing lip by accommodating any relative eccentricity between a moving shaft and a surrounding housing.

REFERENCES:
patent: 2998987 (1961-09-01), Taschenberg et al.
patent: 3394939 (1968-07-01), Mastro
patent: 3495843 (1970-02-01), Andersen et al.
patent: 4039197 (1977-08-01), Schmidt et al.

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