SOIL RIPPING TOOL Russian patent published in 1998 - IPC

FIELD: agricultural engineering. SUBSTANCE: tillage tool has tine, shoe fixed on tine and provided with share and ripping member positioned above and below share blade. Tine has U-shaped bracket mounted on its rear side and provided with supporting surfaces and shaft cooperating with ripping member shaped as regular flat polygon. Cutters are positioned adjacent to apexes of polygon tangentially to it. Openings between pairs of cutters are adapted for repositioning of ripping member on U-shaped bracket shaft. EFFECT: increased efficiency, simplified construction and improved quality of ripped soil. 9 cl, 5 dwg