Water filter cartridge

Details Water filter cartridge Water filter cartridge

1993-02-16

1994-09-06

Spear, Frank

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Discharge of treated material

210136, 210232, 210282, 210443, B01D 35153

Patent

active

053445589

ABSTRACT:
A self-contained, disposable water filter cartridge for a water treatment system for treatment of potable water has one-way ball check valves at the water inlet and water outlet to the cartridge. The generally cylindrical water filter cartridge is generally spherical on one end while substantially planar on the other end and is of a welded plastic construction. Asymmetrical lugs radially disposed about the periphery of the planar end are adapted to mate with an apertured deck of a water treatment system.

REFERENCES:
patent: 4454036 (1984-06-01), Suzuki
patent: 4557829 (1985-12-01), Fields
patent: 4959141 (1990-09-01), Anderson
patent: 4992166 (1991-02-01), Lowsky et al.
patent: 5045189 (1991-09-01), Van der Vos et al.
patent: 5130020 (1992-07-01), Meckstroth

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