Sealing cartridge

Details Sealing cartridge Sealing cartridge

1998-03-24

2000-10-03

Mah, Chuck Y.

Seal for a joint or juncture

Seal between relatively movable parts

Circumferential contact seal for other than piston

277510, 277511, F16J 1526

Patent

active

061261718

ABSTRACT:
An improved sealing cartridge for use in a reciprocating plunger pump which includes a low pressure seal, a vacuum seal, and an oil seal within a unitized cartridge assembly to facilitate servicing and/or replacing the various seals with minimal effort and which provides improved sealing characteristics to prevent the unwanted migration of oil, fluid, and air during both priming and normal operating conditions.

REFERENCES:
patent: 3870439 (1975-03-01), Stachowiak et al.
patent: 3975026 (1976-08-01), Boyle et al.
patent: 4301893 (1981-11-01), St. Jean et al.
patent: 4379557 (1983-04-01), Saka
patent: 4758135 (1988-07-01), Woodward et al.
patent: 4819950 (1989-04-01), Winslow
patent: 5102312 (1992-04-01), Harvey
patent: 5409350 (1995-04-01), Mitchell

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