Classifying – separating – and assorting solids – Sifting – Elements
Patent
1988-04-20
1990-02-27
Hajec, Donald T.
Classifying, separating, and assorting solids
Sifting
Elements
209392, 209395, 210483, B07B 146
Patent
active
049043781
ABSTRACT:
A flat element for filtering various substances and separating particles wherein a wire is planarly wound in the form of a vortex to form a vortical slit between the adjoining peripheral margins of the wire thereby increasing the area for filtering or separation treatment as so-called linear treatment holes to the utmost to improve the filtering or separation efficiency.
REFERENCES:
patent: 1224598 (1917-05-01), Burch
patent: 1269579 (1918-06-01), Canada
patent: 2482330 (1949-09-01), Dudzinski
patent: 2537889 (1951-01-01), Bricker
patent: 4569763 (1986-02-01), Arai
Arai Machinery Corporation
Hajec Donald T.
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