UNIVERSAL TILLAGE DEVICE Russian patent published in 2020 - IPC A01B35/20 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, namely to tillage machines working elements. Universal tillage device consists of cultivator blade 1 and cultivator 9 made in the form of plate with curvature in upper part. Cultivator blade 1 is provided with through slot for saber-like tool arranged along joint line of its wings 3 with curvature of cutting edge 7 along direction of motion and indentation of tip 8. Length of slit 5 is twice smaller than length of wing 3 of blade 2, and width is 2–3 mm. Saber-shaped working element is installed in slot with possibility of dismantling. Height of upper part – ripper 70–80 mm, height of lower part – spinner 110–120 mm. Slot width 10 on rear side is at least 3–4 mm larger than ripper 9 width to make thrust ledge. At the junction of the upper and lower parts of the working member, two mating wings 3 of blade 1 support plates are rigidly fixed, the width being equal to the length of the slot, and the length not exceeding half the width of blade 1 wing 3.

EFFECT: use of the invention will make it possible to increase quality of soil cultivation, stability of cultivator stroke, to reduce traction resistance and to increase its functional capabilities.

1 cl, 5 dwg