FURROW-FORMING DEVICE Russian patent published in 2019 - IPC A01B13/02 A01B15/16 A01B21/08 

FIELD: agriculture.

SUBSTANCE: invention relates to tillage machines. Furrow-forming device consists of a spherical disk with jumper-forming notch, fixed on the shaft of the bearing assembly, on the case of which a stand is mounted for fastening the device on the bearing frame. Diameter d of the cylinder is not more than twice the maximum width of the furrow cut by the disk, determined from the expression where h - maximum depth of the disk, R - radius of the disk, α - its maximum angle of attack. Spring leash is mounted on the rack at an adjustable height using the sleeve. On the lower side of the rear of the cylinder, installed with its axis tilted to the direction of motion at an angle of 30…60°, the plate with the back end bent up is fixed, in addition, a cylinder with a leash and a leash with a stand are connected pivotally at an angles of their horizontal rotation of ±15° from the middle position.

EFFECT: new is that the device is equipped with a device for straightening and compcting the slopes of the furrow, made in the form of a cylinder hinged on a spring leash, placed on the track of the disk.

1 cl, 4 dwg