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Title:
FILTER ASSEMBLY AND METHOD OF MANUFACTURE
Document Type and Number:
WIPO Patent Application WO2002076575
Kind Code:
A3
Abstract:
A filtration assembly and method of making the same is disclosed. More specifically disclose herein are filter head (50) and cartridge configurations which create custom-fit replacement filter assemblies, have an improved receptacle/lug configuration and are capable of being manufactured exclusively by the injection molding process. The filter head includes a plurality of engagement areas (56a-56d, 57) for receiving the cartridge housing lugs. A portion of each engagement area (55a-55c) is formed by inserting downwardly projecting blades into the mold assembly which forms the filter head by injection molding.

Inventors:
MINNS GIAN D
HAWES MICHAEL A
OAKEY JOHN H
TREW IAN L
Application Number:
PCT/US2002/008668
Publication Date:
January 03, 2003
Filing Date:
March 21, 2002
Export Citation:
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Assignee:
CUNO INC (US)
International Classes:
B01D35/30; B29C45/26; (IPC1-7): B01D35/30; B01D27/08; B01D29/11; B65D41/06
Foreign References:
EP0830885A11998-03-25
US4579238A1986-04-01
US4877521A1989-10-31
US5826854A1998-10-27
EP1070528A12001-01-24
US4102473A1978-07-25
US5914037A1999-06-22
US5114572A1992-05-19
EP1070530A12001-01-24
EP0442365A21991-08-21
EP0532161A11993-03-17
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