Patent ID: 6183636
Filing Date: 2001-02-06
Classification: C02F,E03C,Y10T

Abstract:
A filter cartridge for positioning in a prechosen casing structure, said filter cartridge comprising:an housing having elongated side walls and opposite front and back end walls and having orifices defined therein in the vicinity of each of said end walls;sealing means locally extending continuously and circumferentially about an outside portion of said side walls in longitudinally adjacent but spaced relationship to said front end wall;a plurality of spacer projections locally extending outwardly from outside portions of said side walls; andfiltration material in said housing;whereby, when said cartridge is fully located in said casing structure,said spacer projections maintain said housing in generally spaced relationship relative to adjacent internal surface portions of said casing structure, andsaid sealing means is engaged with adjacent internal surface portions of said casino structure,so that a space is generally defined between said outside portions of said side walls and said internal surface portions of said casino structure, and said space is divided into two longitudinally adjacent but separate cavities with a different one of said end walls being in each said cavity.