TOOL FOR SURFACE TILLAGE Russian patent published in 2014 - IPC A01B7/00 A01B33/02 

FIELD: agriculture.

SUBSTANCE: tool for surface tillage comprises discs curved along the helix line. The discs are located so that the cutting edges of the adjacent discs are located in the same vertical plane in the direction of movement. The discs are mounted on the hubs mounted on the hexagonal shaft. The hexagonal shaft has support bearings with anti-friction liners. The tool is made sectional. To provide the soil contour following the section coverage should be 120-150 cm. The sections are mounted in two.

EFFECT: soil loosening is provided without removal of lower moist layers.

3 dwg