Filter cartridge assembly

Details Filter cartridge assembly Filter cartridge assembly

2011-06-28

2011-06-28

Lithgow, Thomas M (Department: 1776)

Liquid purification or separation

With repair or assembling means

C210S444000, C210S450000

Reexamination Certificate

active

07967981

ABSTRACT:
A filter assembly (10) for fluids, comprising a generally cylindrical container (3), a cylindrical filter cartridge (4) housed inside said container (3) and a closing cover (1) with centering means (11) of the filter cartridge (4) on the bottom of the container. The centering of the cartridge (4) during its assembling is ensured by an annular centering member (9) disposed on the outer surface of the filter cartridge (4) and cooperating with engagement means (31) formed on the inner surface of the container (3). The seal between the container (3) and the cover (1) is formed by a member (13) overmoulded to the upper edge of the container (3).

REFERENCES:
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patent: 5259953 (1993-11-01), Baracchi et al.
patent: 5484529 (1996-01-01), Malugade et al.
patent: 5556542 (1996-09-01), Berman et al.
patent: 5685985 (1997-11-01), Brown et al.
patent: 6635175 (2003-10-01), Stankowski
patent: 2003/0226800 (2003-12-01), Brown et al.
patent: 2004/0182777 (2004-09-01), Stankowski et al.

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