Slurry pump double mechanical split face seal

Details Slurry pump double mechanical split face seal Slurry pump double mechanical split face seal

1982-11-17

1983-10-18

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 81S, 277 87, 277 93R, 277199, F16J 1538, F16J 1546

Patent

active

044101880

ABSTRACT:
A double mechanical split seal for easy repair or replacement and with low leakage in hard duty slurry service including two pairs of seal ring assemblies - one stationary and the other rotating - urged together about a shaft by a biasing spring, a drive for the rotating pair, a housing assembly for the seal ring assemblies having fluid pressurizing apparatus so that the tapered seal ring inserts are urged into sealing relation.

REFERENCES:
patent: 2921806 (1960-01-01), Carter
patent: 2996319 (1961-08-01), Copes
patent: 3025070 (1962-03-01), Copes
patent: 3578345 (1971-05-01), Copes
patent: 3582092 (1971-06-01), Amorese et al.

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