OIL REFLECTING PLATES OF HARD ROCK CRUSHER COUNTERWEIGHT Russian patent published in 2013 - IPC B02C2/04 

FIELD: process engineering.

SUBSTANCE: invention relates to hard rock crusher. Crusher comprises crushing bowl secured on carcass and head part to be rotated off-center relative to axis located at a distance from crushing bowl. Cylindrical eccentric assembly supports crusher head part and has center of gravity shifted relative to eccentric rotational axis. Counterweight embraces eccentric assembly and has heavy side and light side having top part, bottom part and horizontal bottom extending from bottom part toward eccentric assembly. At least, one oil reflecting plate extends from counterweight top part and above horizontal bottom. Said plate is located to deflect oil toward horizontal bottom. It has two edges, front and rear, to abut counterweight.

EFFECT: decreased oil losses.

13 cl, 3 dwg