Vibratory screening machine

Details Vibratory screening machine Vibratory screening machine

1987-12-03

1989-06-13

Cherry, Johnny D.

Classifying, separating, and assorting solids

Sifting

Plane sifters

2093651, 209382, B07B 128, B07B 154

Patent

active

048390364

ABSTRACT:
A vibratory screening machine comprises a frame, at least two screens with meshes of different size arranged in the frame one above the other, pushers hinged to a support in the interscreen space, and vibrating drives for imparting vibrational movements to the pushers. Each pusher is formed by two levers hinged each, at one end to the support, the other end of each lever making contact with one of said screens, and an elastic element being disposed between the levers.

REFERENCES:
patent: 1441558 (1923-01-01), Buckbee
patent: 3225926 (1965-12-01), Dostatni
patent: 3633745 (1972-01-01), Wehner
patent: 4169788 (1979-10-01), Grunbaum
G. Erlenstadt, "Sonic Screening Machines-Advances and Recent Results of the Practice", Aufbereitungs Technit, 1977, pp. 333-336.

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