Seal housing

Details Seal housing Seal housing

1996-10-03

2000-04-25

Knight, Anthony

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277430, F16J 1534, F16J 1554

Patent

active

060535008

ABSTRACT:
The invention concerns a seal housing for a mechanical seal device. The seal device is arranged within a cavity (6) provided with a spiral notch (11) at its mantle surface for feeding particles in the liquid in a direction away from the seal means (7) and toward an impeller. The spiral notch opening axially toward the impeller.

REFERENCES:
patent: 1826057 (1931-10-01), Dobbins
patent: 2329990 (1943-09-01), Hornschuch
patent: 3004782 (1961-10-01), Meermans
patent: 3076412 (1963-02-01), Harker et al.
patent: 3558238 (1971-01-01), Van Herpt
patent: 3693985 (1972-09-01), Dillner
patent: 3940150 (1976-02-01), Martin et al.
patent: 4795167 (1989-01-01), Otsuka
patent: 5195867 (1993-03-01), Stirling
patent: 5336048 (1994-08-01), Ganzon et al.
Seals & Sealing Handbook, Gulf Publishing Co., Houston, 1981, p. 285.

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