MULTIFUNCTIONAL TILLAGE DEVICE Russian patent published in 2021 - IPC A01B49/02 

FIELD: agriculture.

SUBSTANCE: invention relates to agriculture. The multifunctional tillage unit contains a supporting frame (3) with longitudinal and transverse beams and a connecting device (1), rollers (27 and 28) with drums, a rotary carriage with support transport wheels and a hydraulic cylinder. On the front and rear beams of the supporting frame, stands (8) with working bodies - paws (10) are fixed. On the base of the paw (10), three plates are fixed with a length equal to the width of the wing with slots for slots, one of which is located in the nose and two on the wings. The slotter is made of an asymmetric shape, one part of which is made in the form of a rectangular trapezoid, the upper side of which is twice as large as the lower one and is equal to the length of the plate. On the upper side of the trapezium, a bar is rigidly fixed for the groove of the plate. The second part of the slot machine is made in the form of an oval. The height of the slotter is equal to the depth of tillage, and the ratio of the thickness of the slotter to the length of its top side is 1:10. The front and rear working edges of the slotter are made with a sharpening angle of 5-7°. The slotter is made with the possibility of turning in the horizontal plane by 180°.

EFFECT: improvement of the quality of soil cultivation is ensured.

1 cl, 6 dwg