Liquid filter valve means

Details Liquid filter valve means Liquid filter valve means

1974-12-16

1976-10-05

Spear, Jr., Frank A.

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Fluid pressure responsive by-pass

210136, B01D 3514

Patent

active

039843181

ABSTRACT:
An oil filter having a Belleville spring bypass valve mounted together with a rubber anti-drainback valve on a two-piece sheet metal filter cartridge support to form a subassembly which can readily be assembled in the oil filter canister and wherein the support member in addition to supporting a filter cartridge in the canister also provides a bypass passageway and valve seat for the bypass valve.

REFERENCES:
patent: 3083832 (1963-04-01), Hathaway et al.
patent: 3231089 (1966-01-01), Thornton
patent: 3262567 (1966-07-01), Pall et al.
patent: 3332554 (1967-07-01), Humbert, Jr.

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