TILLAGE TOOL Russian patent published in 2002 - IPC

FIELD: agricultural engineering, in particular, irrigated agriculture. SUBSTANCE: tillage tool has frame, suspender bracket, carrier wheel with screw mechanism and plow bodies arranged in succession and equipped with plow-bottom surfaces. First body is paraplow-type body, whose tine is offset relative to adjacent plow-bottom surface by distance equal to 1/2-3/4 of tillage tool width. Spherical disk is arranged in front of each plow body with plow-bottom surface at an angle to direction of advancement of tillage tool. Additional spherical disk is mounted to the left of outer plow body tine so that its concave surface is facing toward plow body tine. EFFECT: simplified construction, increased yield and improved quality of winter wheat grain. 3 dwg