DRILLING MECHANISM OF PRECISION SEED DRILL Russian patent published in 2017 - IPC A01C7/04 

FIELD: agriculture.

SUBSTANCE: drilling mechanism of the precision seed driller consists of a seed hopper, a drive drum with seed channels and a seed outlet. At the ends of the seed channels, removable intake devices are made. The last are made in the form of buckets, having the form of a quarter of hollow torus. The drive drum is cylinder-conical. At the same time, seed channels in the form of open troughs are formed on the outer surface of conical part. The intake devices are attached to the drive drum in the peripheral area of conical part. In the central part of drive drum, a conical cavity is formed, communicating with the seed discharge device of the nozzle widening at the top.

EFFECT: invention allows to provide accurate single-piece dosing of seeds of various crops, having a round shape.

1 dwg