Classification screen

Details Classification screen Classification screen

1984-06-13

1986-08-12

Bashore, S. Leon

Classifying, separating, and assorting solids

Sifting

Elements

209404, B07B 146

Patent

active

046054960

ABSTRACT:
A classification screen or sieve is provided having a plurality of elongated pieces, each piece having a substantially straight posterior edge, and an anterior edge downstream from said posterior edge having a plurality of alternating projections and notches. Each elongated piece being staggered or off-set with respect to the succeeding elongated piece without touching it and each of said elongated pieces being parallel to each other and vertically displaced from each other.

REFERENCES:
patent: 405660 (1889-06-01), Cornwall
patent: 789966 (1905-05-01), Ditch et al.
patent: 803156 (1905-10-01), Duggan
patent: 1747124 (1930-02-01), Morrow
patent: 2413382 (1946-12-01), Sargent et al.
patent: 3472378 (1969-10-01), Payne
patent: 4502493 (1985-03-01), Jones et al.

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