Classifying – separating – and assorting solids – Sifting – Elements
Patent
1980-08-28
1981-12-01
Cuchlinski, Jr., William A.
Classifying, separating, and assorting solids
Sifting
Elements
B07B 146
Patent
active
043035094
ABSTRACT:
Apparatus for separating solid materials from mixtures having solid materials therein, including a wire mesh screen the two opposing edges of which are retained by elongated rigid retainer assemblies against which oppositely directed forces may be applied for placing the screen in tension. Each of the rigid retainer assemblies may comprise: a first rigid retainer member having an elongated flat base portion from one edge of which upwardly projects a curved rib portion providing an elongated arcuate convex surface; a second rigid retainer member having an elongated base portion from one edge of which upwardly projects a curved rib portion providing an elongated arcuate concave surface; and a third rigid retainer member including a flat elongated base portion from one edge of which upwardly projects a rib portion for disposition between the elongated arcuate convex surface of the first retainer member and the elongated arcuate concave surface of the second retainer member.
REFERENCES:
patent: 1932920 (1933-10-01), Berghoefer
patent: 2271900 (1942-02-01), Mowbray
patent: 3483912 (1969-12-01), Andrews
patent: 4140630 (1979-02-01), Scarlett et al.
Berryhill Bill B.
Cuchlinski Jr. William A.
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