Barrel injector screw

Details Barrel injector screw Barrel injector screw

1989-05-01

1990-04-10

Rosenbaum, Mark

Solid material comminution or disintegration

Apparatus

Series material flow only through plural comminuting zones

2412601, B02C 1922

Patent

active

049153080

ABSTRACT:
An auger shredder and feeder system which includes a primary housing for receiving material to be ground and shredded, a primarily auger rotatably mounted within a grinding chamber formed in the housing, an extrusion tube for receiving material ground and shredded within said grinding chamber, a secondary housing having a generally tubular side wall and communicating with the extrusion tube, and a secondary auger rotatably mounted within the secondary housing. Material deposited in the primary housing is crushed and shredded, then pumped by the primary auger through the extrusion tube where forms a plug of material. As the plug progresses into the secondary housing, it is further shredded and compressed by the secondary auger.

REFERENCES:
patent: 4253615 (1981-03-01), Koenig
patent: 4509700 (1985-04-01), Svengren
patent: 4512523 (1985-04-01), Higashimoto

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