Crusher with impacting bars

Details Crusher with impacting bars Crusher with impacting bars

1978-12-13

1980-08-05

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

With automatic control

2411017, 241138, 2411862, B02C 13286

Patent

active

042158257

ABSTRACT:
This invention relates to an improvement in a roll crusher which crushes loaded material by impact and pressure, comprising a crusher housing, a loading hopper, a rotatable roll holding impacting tools, and fixed or adjustable crushing bars mounted to the crushing wall of the crusher housing, the improvement comprising two mutually oppositely rotatable rolls, each independent of the other and adapted to crush the material, mounted together with two oppositely located crushing walls in one common crusher housing, and a roof-like chute means mounted above a gap between the two rolls and adapted to distribute the material in the hopper and feed it to crushing regions.

REFERENCES:
patent: 1647183 (1927-11-01), Leggemann
patent: 1988473 (1935-01-01), Bennett
patent: 2621364 (1952-12-01), Stillman
patent: 2669271 (1954-02-01), Treckmann

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