Pump with replaceable cartridge

Details Pump with replaceable cartridge Pump with replaceable cartridge

1985-06-10

1986-09-30

Freeh, William L.

Pumps

Three or more cylinders arranged in parallel, radial, or...

Condition responsive fluid control

417271, 222383, F04B 3504, F04B 4900

Patent

active

046144811

ABSTRACT:
A pump of the diaphragm type. The pump has a replaceable unitary cartridge which fits into a cavity of the pump casing. The casing is in two parts, an upper casing and a lower casing, which are held together by detachable means for replacing the cartridge.

REFERENCES:
patent: 2381056 (1945-08-01), Huber
patent: 2834299 (1958-05-01), Coffey
patent: 2990781 (1961-07-01), Tuck et al.
patent: 3010403 (1961-11-01), Zubaty
patent: 3082693 (1963-03-01), Budzich
patent: 3746476 (1973-07-01), Bradley
patent: 3754842 (1973-08-01), Schlanzky
patent: 3821922 (1974-07-01), Kouns
patent: 3953154 (1976-04-01), Wanner
patent: 4105369 (1978-08-01), McGlocklin
patent: 4153391 (1979-05-01), Hartley
patent: 4195970 (1980-04-01), Zalis
patent: 4466339 (1984-08-01), Huddle
patent: 4486151 (1984-12-01), Korhonen-Wesala
patent: 4507058 (1985-03-01), Schoenmeyr
patent: 4545735 (1985-10-01), Ims

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