Crushing device

Details Crushing device Crushing device

1978-04-13

1981-01-06

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

With separation or classification of material

2412821, B02C 1314, B02C 1320

Patent

active

042431808

ABSTRACT:
A fine crushing device for mineral or vegetable particles comprising a closed chamber, the bottom of which, of frustoconical shape, is provided with an exhaust opening and inside which is arranged a sifting screen defining with the chamber cover a flat cylindrical volume inside which rotates at high speed at least one rotary knife, whereby the product to be crushed, introduced through a feed opening provided in the cover, is reduced in particles of required fineness through successive impacts against the knife or knives until they pass through the screen.

REFERENCES:
patent: 2344611 (1944-03-01), Harris
patent: 2770354 (1956-11-01), Morrison
patent: 3556420 (1971-01-01), Brown et al.
patent: 3973735 (1976-08-01), Ito et al.

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