High strength spin-on filter

Details High strength spin-on filter High strength spin-on filter

1981-10-29

1983-01-18

Adee, John

Liquid purification or separation

Filter

Within flow line or flow line connected close casing

210DIG17, B01D 2708

Patent

active

043691137

ABSTRACT:
The specification discloses an improved high strength spin-on fluid filter (10) including a housing (12), cover (28) and filter element assembly (18). The cover (28) includes a hub (30), rim (34), and radial ribs (32) and is preferably formed as an integral unit. The open end of the housing (12) is folded inwardly and back on itself over the rim (34) to form a folded connection (47) between the cover (28) and housing. Spacers (52) are preferably utilized around the lower end of the filter element assembly (18) to assure pressure equalization thereacross.

REFERENCES:
patent: 3000506 (1961-09-01), Hultgren
patent: 4028243 (1977-06-01), Offer et al.
patent: 4144168 (1979-03-01), Thornton
patent: 4246109 (1981-01-01), Manders
patent: 4253954 (1981-03-01), Midkiff et al.
patent: 4324660 (1982-04-01), Peyton

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