DEVICE TO COMMINUTE MATERIALS Russian patent published in 1995 - IPC

FIELD: hard materials comminution. SUBSTANCE: device to comminute hard materials has a casing with systems for loading and unloading materials, comminuting body and a drive. The casing is made in the form of two guides with comminuting body in the form of torus positioned between the guides. Drive reversing sprocket is mounted on a guide. Infinite chain being in contact with the sprocket, as well as toothed band being in contact with the chain are fastened on the torus. EFFECT: highly effective materials comminution. 1 dwg