ROLLER CRUSHER Russian patent published in 2016 - IPC B02C4/12 

FIELD: disintegrators and devices for crushing.

SUBSTANCE: roll crusher includes housing, rotating drive roll (1) and fixed jaw (3). Stops (2) are made on roll surface. Roll stops are arranged parallel with roll axis. Working surface of roll stops is directed towards the roll rotation. Ledge in the form of stop (4) is made on the surface of fixed jaw. Jaw stop working surface is aligned with horizontal axis of roller. Height of roll stops and fixed jaw stops is identical and equal to half the clearance between roll and fixed jaw.

EFFECT: higher degree of material crushing in roll crusher.

1 cl, 1 dwg