Water filter

Details Water filter Water filter

2011-01-18

2011-01-18

Savage, Matthew O (Department: 1797)

Liquid purification or separation

Processes

Separating

C210S282000, C210S283000, C210S284000, C210S286000, C210S289000, C210S291000

Reexamination Certificate

active

07871528

ABSTRACT:
The water filter including a container, which has a bottom and a cover, wherein several inlets are provided on the border of the cover and an outlet is provided in the centre of the bottom. A spiral channel is located in the container, through which the inlets are connected to the outlet.

REFERENCES:
patent: 385440 (1888-07-01), Birkery
patent: 1781314 (1930-11-01), Brandt
patent: 1993142 (1935-03-01), Johnson
patent: 2037332 (1936-04-01), Lieberman
patent: 2335456 (1941-06-01), Seitz
patent: RE32089 (1986-03-01), Blatt et al.
patent: 4861476 (1989-08-01), Kohlheb et al.
patent: 5116500 (1992-05-01), Ceaton
patent: 38 28 008 (1990-03-01), None
patent: 0 054 082 (1982-06-01), None
German Search Report for corresponding Application No. 10 2006 013 261.0-27 dated Nov. 16, 2006.

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