Screening device

Details Screening device Screening device

1983-07-01

1986-02-04

Hart, Charles

Classifying, separating, and assorting solids

Sifting

Elements

209413, 1011271, 156160, B07B 149

Patent

active

045684553

ABSTRACT:
A screening device having an inflatable screen frame and a rigid screen frame member. The frame assembly expands with inflation in a self-controlled manner to tension the associated screen cloth and to fix the frame within the screening device. A method of making screen assemblies is also disclosed using heated screen cloth to fuse the frame thereto.

REFERENCES:
patent: 3176843 (1965-04-01), Hoskins et al.
patent: 3214314 (1965-10-01), Rowbottom
patent: 3968033 (1976-07-01), Illemann et al.
patent: 4044669 (1977-08-01), Luther
patent: 4357869 (1982-11-01), Wadstein

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