ROLLER SEEDING MECHANISM OF PRECISION PLANTING Russian patent published in 2013 - IPC A01C7/12 

FIELD: agriculture.

SUBSTANCE: seeding mechanism comprises seed boxes with spring-loaded valves and outlets with slots. In the seed boxes, the planting elements are mounted on the drive shaft, in the form of coils with ribs and couplers. The ribs of each of the coils are made at an angle and have a brush frame. At that the ribs of adjacent coils are located at the same angle to the axis of rotation and directed towards each other. The valve has a rectangular end part. Left and right grooves in the bottom over the entire length have equally spaced hemispherical holes. On the side of the grain drop from the grooves hyperbolic channels are made.

EFFECT: use of the invention enables to improve the accuracy of planting and uniformity, to implement continuous dosing, to reduce seed damage and eliminate the longitudinal movement of seeds to the lower planting part of the seed box.

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