GRAIN SORTING DEVICE Russian patent published in 2013 - IPC B07B13/00 B07C5/342 

FIELD: process engineering.

SUBSTANCE: invention relates to shelling and sorting of various grain. Proposed device comprises housing, inclined flute with grain paths, means to feed grain to said flute, optical detectors including grain illuminators and control system. Control system units are connected to central processor. Besides it comprises grain particles rejection means. Rejected grain discharge hole is arranged under aforesaid means to force rejections into container. Intake flute is arranged at lower section of aforesaid flute with its lower end located above cleaned grain intake container. Detectors are composed of video cameras built around matrix with charge link. One of said cameras is arranged perpendicular to inclined flute while second one is inclined thereto. Means to feed grain to flute is composed of trough connected via crank gear with motor. Inclined flute and trough have triangular guides secured thereat. Grain rejection device is composed of crank gear engaged with motor and provided with piston-type striker.

EFFECT: higher quality and efficiency.

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