Classifying – separating – and assorting solids – Sifting – Elements
Patent
1983-12-23
1985-01-01
Nozick, Bernard
Classifying, separating, and assorting solids
Sifting
Elements
139425R, 210499, B07B 149
Patent
active
044915179
ABSTRACT:
A screen (10) for separating particles according to size, being made up of a plurality of first straight wires (14) extending in one direction, and a plurality of alternating crimped second wires (12) extending in the same direction. A plurality of third straight wires (16) extend in the other direction, and are interwoven with each of the first and second wires. The first wires are 11/2 to 21/2 times the diameter of the second and third wires, which are of the same diameter.
REFERENCES:
patent: 2154530 (1939-04-01), Robins
patent: 2926785 (1960-03-01), Sander
patent: 3716138 (1973-02-01), Lumsden
Nozick Bernard
Olson Robert L.
W. S. Tyler Incorporated
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