Patent ID: 8302892
Filing Date: 2012-11-06
Classification: B02C

Abstract:
1. An impact mill comprising a base portion upon which is disposed a rotor rotatably mounted in a bearing housing, said rotor having an upwardly aligned conical surface portion coaxial with a rotational axis of the rotor, said rotor further having a substantially horizontal top surface provided with a plurality of impact members disposed thereon and protruding upwardly therefrom, wherein the plurality of impact members are staggered radially outwardly from the rotational axis of the rotor to a circumferential edge of the substantially horizontal top surface, said impact mill provided with a mill casing within which is located a conical track assembly which surrounds said rotor to form a conical grinding path, said mill casing having a downwardly aligned cylindrical collar which may be axially adjusted to set a grinding gap between said rotor and said mill casing.