GRAIN THROWER Russian patent published in 2005 - IPC

FIELD: agricultural engineering.

SUBSTANCE: invention relates to grain cleaning machines, namely, to grain throwers widely used in agriculture for loading, unloading and cleaning of grain on thrashing floors and in stores. Proposed grain thrower has driving, driven and blade drums over endless belt passes, and receiving hopper. Prismatic blades of drum are of equal size with cavities on front side whose top is arranged in the middle and are tilted at angle of α=30-50° forward in direction of rotation of drum.

EFFECT: improved quality of cleaning of different cereal crops at throwing, reduced damage to cereal material.

3 dwg