WORKING TOOL OF TILLER Russian patent published in 2018 - IPC A01B35/22 A01B39/22 A01B61/04 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, particularly to tillage tools, namely to full-length cultivators. Working element of the tillage tool comprises arch-shaped post (5) with a hoe, bracket (1) fixed to the frame, spring-and-screw mechanism (4) and stop (7), fixed on the lower front part of bracket (1). In the lower part of bracket (1), suspension arm (3) is hingedly connected, the front part of which is pivotally connected to the lower part of spring-and-screw mechanism (4), and in the rear part, arc-shaped post (5) is fixed. On the frontal part of arc-shaped post (5), radome (6) of circular cross-section is fixed. Upper part of spring-and-screw mechanism (4), which has at least two springs (9) of adjustable stiffness, is connected to the upper part of bracket (1). Hoe is formed by various combinations of bit (10), body (11) with right and left blade tips (13), which are removable.

EFFECT: such a constructive solution provides the possibility of working on hard and compacted soils, a stubble background, increasing the versatility and functionality of the working element, simplifying the reinstallation of the hoes.

1 cl, 4 dwg