Filter assembly having a five-way valve

Details Filter assembly having a five-way valve Filter assembly having a five-way valve

2007-11-13

2007-11-13

Cecil, Terry K (Department: 1723)

Liquid purification or separation

Filter

With flow controller for material being treated

C210S429000

Reexamination Certificate

active

11022356

ABSTRACT:
A filter device includes four couplers attached to four sides, and a casing attached to bottom. A filtering material receptacle may be attached to the casing for filtering the water. A valve member is rotatably received in the housing, and includes six openings and four spaces and to communicate the openings of the valve member with each other, and includes two passageways for communicating with two openings of the valve member. The filtering material may be flushed with the water, and may be forced to change ion or to be cleaned with cleansing agent simply by rotating the valve member relative to the housing.

REFERENCES:
patent: 3262570 (1966-07-01), Gailitis et al.
patent: 3289847 (1966-12-01), Rothemund
patent: 3513981 (1970-05-01), Mendelow
patent: 3896029 (1975-07-01), Beuselinck
patent: 4629568 (1986-12-01), Ellis, III
patent: 6245233 (2001-06-01), Lu

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