SOIL TILLAGE TOOL Russian patent published in 1999 - IPC

FIELD: agricultural engineering, in particular, surface cultivation equipment. SUBSTANCE: tillage tool has tractor, leveler 3 and mellowing working members 4. Leveler 3 and working members 4 are arranged in succession. Leveler 3 is made sectioned. Sections 5-9 may be moved to transport position for travelling along roads, with sections 5-9 being arranged in transverse-vertical and longitudinal-vertical plane relative to tractor advancement direction, and to front working position. Each section is formed from one or two pairs of C-shaped members joined by rods positioned between vertical strips. Detachable undercutting blades 54 are disposed on lower horizontal strip of front section. Mellowing members 4 are mounted in equally spaced relation on lower horizontal strip of rear section. Sections 5-9 are equipped with hydraulic drive 11-14 and interconnected by pivot joints 22-25. EFFECT: increased quality of soil, uniform leveling of soil surface and improved mobility of tillage tool. 20 cl, 24 dwg