COULTER PART OF DRILLING MACHINE Russian patent published in 2009 - IPC A01C7/20 A01C7/00 

FIELD: agriculture.

SUBSTANCE: coulter part of a drilling machine comprises a gauge roller-clod remover, a coulter with a pole, a seed embedder set near the coulter. The gauge roller is a wheel with its two vertical discs being connected through the uniformly circumferentially set ribs. The ribs are made of square bars. A ball is set inside the free space of the wheel and a rotary cutter is mounted in the middle at the outer circle of the wheel. The coulter is made as a plate hoe with a tubular pole. The lower end of the pole is placed in the free space of the plate hoe and is bent in the direction opposite to the gauge roller. Openings are provided circumferentially in the wheel vertical discs. The gauge roller can move up-and-down.

EFFECT: invention allows for the intensified process of crushing and removing the soil clots from the rows, stabilisation of the seeding pitch, improvement of the seeds contact with the soil, creation of favourable conditions for the seed germination and coming of the germ out to the daylight, removal of suppressing weeds from the cultivated crops.

3 cl, 3 dwg