MODE OF OPERATION OF THRASHING-SEPARATING DEVICES Russian patent published in 2008 - IPC A01F12/52 

FIELD: agriculture.

SUBSTANCE: thrashed product is given on an initial third of shaking bottom, at moving on which a product is disproportionate on a vertical. At product moving on overhead bolter easy corpuscles is gated out by a blowing of air stream from the ventilating fan. Grain and return products go on bottom bolter where there they are separated. Grain carry on a tray to the grain screw conveyer, and return products are directed in the special device for repeated thrashing. Repeatedly thrashed product are submitted by a distributing screw conveyer to the beginning of a returnable board where different on weight fractions are redistributed on layer altitude and go to the bolter for clearing.

EFFECT: way of product going on a returnable board is extended and quality of grain clearing improves.

1 dwg