ROLL CRUSHER Russian patent published in 2010 - IPC B02C4/10 

FIELD: process engineering.

SUBSTANCE: invention relates to crushing equipment. Proposed roll crusher comprises housing, driven roll and cheek jointed to safety spring. Check consists of two parts with joint coinciding with the roll horizontal axis. Note here that fixed part of the check is suspended on the axle jointed to the housing, and its rear non-operating surface thrusts against safety spring, while its lower fixed part is rigidly secured on the housing.

EFFECT: higher quality of finished product.

1 dwg