Screening deck assembly

Details Screening deck assembly Screening deck assembly

1976-12-01

1979-02-27

Halper, Robert

Classifying, separating, and assorting solids

Sifting

Elements

209395, B07B 146

Patent

active

041418212

ABSTRACT:
A screening assembly comprising a plurality of screening elements, with each element including at least one hollow tubular protrusion extending through an aperture formed in a supporting grid. The protrusion is formed with a smaller diameter than the aperture and is expanded into clamping contact with the aperture by insertion of a securing pin through the protrusion.

REFERENCES:
patent: 1013890 (1912-01-01), Olsen
patent: 1295289 (1919-02-01), Fasting
patent: 2423442 (1947-07-01), Dustan
patent: 2468985 (1949-05-01), Krotz
patent: 2676391 (1954-04-01), Elder
patent: 2740525 (1956-04-01), Wehner
patent: 2876485 (1959-03-01), Cowles
patent: 3091795 (1963-06-01), Budwig
patent: 3194397 (1965-07-01), Taege
patent: 3285428 (1966-11-01), Scheck
patent: 3624867 (1971-12-01), Reynolds
patent: 3871057 (1975-03-01), Moulin
patent: 3980555 (1976-09-01), Freissle

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