COMBINED TILLAGE UNIT Russian patent published in 2021 - IPC A01B49/02 

FIELD: agriculture.

SUBSTANCE: invention relates to agriculture. The combined tillage unit contains a supporting frame with longitudinal and transverse beams and a connecting device, rollers with drums, a rotary carriage with support transport wheels and a hydraulic cylinder. On the front and rear beams of the supporting frame, racks with working bodies are fixed. In the nose of the paw and on its wings, there are three slots for the working bodies, made in the form of a right-angled triangle, the length of the hypotenuse of which is equal to the sum of the depths of soil cultivation and crevice. One of the working bodies is fixed in the nose of the paw of the cultivator, and the other two are located on the wings of the paw at a distance from it equal to 1/3 of the length of the hypotenuse of the triangle of the working body. The slots on the paw of the cultivator and on the working body are of equal size. The length of the slot of the working body, made from the side of the hypotenuse along the line of height, is equal to half the height of a right-angled triangle. The slot divides the hypotenuse into parts in a ratio of 1:1.5. The width of the slot is equal to the thickness of the cultivator paw. The working bodies are fixed with the possibility of turning them 180°.

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

1 cl, 5 dwg