COMBINED CULTIVATOR Russian patent published in 2011 - IPC A01B49/02 

FIELD: agriculture.

SUBSTANCE: cultivator comprises a bearing frame with a device for connection to an energy facility. A central section and side sections hingedly coupled with it are fixed on the frame, and side sections have hoes installed on frames of sections in several rows. The cultivator has front support rollers arranged in a single row and back rollers installed in two rows. Front support rollers are arranged with an overlap in a V-shaped manner relative to the longitudinal axis of the cultivator at the angle to it of more than 45°, but less than arccos (1,1d/I), where d - diameter of a roller drum; I - length of a roller drum.

EFFECT: invention makes it possible to improve quality of soil crushing and to balance soil microrelief, also with longitudinal burrs.

5 cl, 4 dwg