COMBINED TILLAGE TOOL Russian patent published in 2005 - IPC

FIELD: agricultural engineering, in particular, presowing tillage of soil.

SUBSTANCE: combined tillage tool has frame equipped with transport and carrier wheels and composed of central and side sections connected with one another through mechanism providing transfer from operating position to transport position and vice versa. Working tools are mounted in succession on frame, said tools are A-hoes, paired disk-type levelers and spiral-rod multithread paired front and rear rollers. Front rollers are pivotally connected with frame central and side sections for adjustment of their position in vertical plane. Rear rollers are pivotally connected with front roller bars and spring-loaded. Combined tool of such construction allows soil to be prepared for sowing of cereal crops.

EFFECT: provision for employment of tillage tool on different types of soils without necessity of additional readjustment, improved preparing of soil, increased efficiency, reduced labor intensity and power consumption, and reduced metal usage.

2 cl, 2 dwg