WIDE-COVERAGE SECTIONED CULTIVATOR Russian patent published in 2009 - IPC A01B35/02 

FIELD: agriculture.

SUBSTANCE: cultivator consists of a hydraulic cylinder, elastic element, frame of suspended centre section placed on support wheels, side sections pivotally attached to the frame and having operating elements. A double-arm lever is fixed to the centre section. The frame of the centre section has grippers for fixing side sections. The sectional frames are equipped with directing and cutting blades and support wheels. The central frame is equipped with two symmetrically disposed quick hitches. The elastic element is made in the form of a band fixed on the centre frame by one end with the possibility of regulating its length.

EFFECT: quality improvement of soil tillage, increase of straight-line stability and transportability of cultivator.

4 dwg