Fine material screw washer

Details Fine material screw washer Fine material screw washer

1981-07-08

1983-04-05

Hill, Ralph J.

Classifying, separating, and assorting solids

Stratifiers

With liquid treatment

308244, 384259, B03B 552

Patent

active

043790496

ABSTRACT:
A screw-type fine material classifier or washer having externally mounted support bearings with the ends of the screw extending through the end walls of the tank and waterproof seals. The bearings and seals being adjustable so that the screw may be moved both vertically and horizontally to adjust the clearance between the screw and the belly pan of the washer.

REFERENCES:
patent: 596280 (1897-12-01), Short
patent: 675411 (1901-06-01), Record
patent: 1130233 (1915-03-01), Wood
patent: 1190406 (1916-07-01), Haverly
patent: 1264135 (1918-04-01), Alderson
patent: 2054671 (1936-09-01), Daman
patent: 2283992 (1942-05-01), Hirsch
patent: 3587858 (1971-06-01), Christianson

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