HAMMER CRUSHER Russian patent published in 2013 - IPC B02C13/28 

FIELD: process engineering.

SUBSTANCE: proposed crusher comprises casing with loading cone, discharge grating and bearings for rotor shaft with discs. Said discs are equipped with hinged suspensions for plate-type hammers. Said hammer cutting edges are sharpened. Said edges are sharpened on every side, including on hammer side, at 15 degrees. End faces are rounded to radius equal to half their width. Hammer ends are furnished with weights. Rotor rpm is set to equal or to exceed rubber relaxation rate.

EFFECT: higher efficiency of crushing, power savings.

2 dwg