Automatic screw machine with self-cleaning filter

Details Automatic screw machine with self-cleaning filter Automatic screw machine with self-cleaning filter

1994-06-20

1996-05-07

Upton, Christopher

Liquid purification or separation

Flow, fluid pressure or material level, responsive

Check valve

210168, 210171, 210396, 210402, B01D 33073, B01D 3346

Patent

active

055142656

ABSTRACT:
A filter unit of an automatic screw machine employs a filter element that rotates relative to, and in contact with, a brush element. Foreign matter is thereby automatically dislodged and ejected from the filter element.

REFERENCES:
patent: 810020 (1906-01-01), Applegate
patent: 3286843 (1966-11-01), Kraissl, Jr.
patent: 3784017 (1974-01-01), Arnold et al.
patent: 4028247 (1977-06-01), Yessaian
patent: 4421645 (1983-12-01), Creps et al.
patent: 4655940 (1987-04-01), Harms
patent: 4992167 (1991-02-01), Uchiyama
patent: 5167839 (1992-12-01), Widmer,II et al.

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