MECHANICAL UNIT WITH MOUNTED TILLAGE TOOL Russian patent published in 1998 - IPC

FIELD: agriculture, in particular, contour cultivation equipment. SUBSTANCE: mechanical unit has propellers mounted on hubs. Tillage tool is mounted on hitching bracket 4 by means of depth regulator 5 in spaced relation to mechanical unit advancement axis. Bars 2 with openings are disposed between hubs and mechanical unit so that propellers 3 may be positioned at different distances relative to mechanical unit advancement axis. One propeller 3 is positioned away from mechanical unit at side adjacent to tillage tool. EFFECT: increased efficiency, provision for automatic regulation of soil tilling depth and enhanced reliability in operation. 3 cl, 8 dwg