TILLAGE TOOL Russian patent published in 1997 - IPC

FIELD: agricultural engineering, in particular, equipment for presowing soil tillage. SUBSTANCE: tillage tool has frame mounted on three supports and tines secured on frame by shaft and stop bolts and provided with shares and devices positioned under hoes. Width of shares and attachment angle relative to horizontal plane are such, that upper edge of shares is extending at the height of 0.8-1.5 cm from cutting edge plane. Tillage depth is set by shifting of supports in vertical plane. Shares are tightened by moving ends of their rear tines through stop bolts in the direction of associated shares. EFFECT: increased efficiency, simplified construction and improved quality of soil. 2 dwg