CENTRIFUGAL MULTISTAGE GRAIN CRUSHER Russian patent published in 2012 - IPC B02C13/14 

FIELD: process engineering.

SUBSTANCE: invention relates to agriculture. Proposed centrifugal crusher comprises composite cylindrical case 9 with loading bin 1 and discharge branch pipes, three crushing stages. Note here that successor stage features larger diameter than antecedent stage. Said three stages are arranged on vertical shaft 32, one above the other, in case 9. Grate shell rings and fan 16 are arranged around two top stages, Said fan 15 shares vertical shaft 32 with said three stages and is fitted under the last of them. Cleaning brushes 13 fitted on shaft 32 are arranged opposite said grate shell rings. Brushes 13 are made from kapron fibers and shaped to grate shell ring inner surface contour.

EFFECT: intensified sieving.

2 cl, 1 dwg