WORKING ELEMENT OF CULTIVATOR Russian patent published in 2013 - IPC A01B35/20 A01B39/20 

FIELD: agriculture.

SUBSTANCE: invention relates to the field of agricultural machinery industry, in particular to tillage working elements. The working body of the cultivator comprises a rack, an A-hoe, a mouldboard and a bracket. The bracket is mounted on the rack with the ability of its vertical movement along the rack. The holder with the axis is rigidly attached to the bracket. On the outer surface of the axis a thread is made. On the axis a flat disc and the mouldboard are freely mounted with the ability to rotate. The mouldboard is made flat and is mounted on the inner side of the A-hoe wing. The mouldboard forms an acute angle between its plane and the direction of motion of the cultivator. Between the flat disc and the mouldboard a ripper is mounted, which is made spiral. The diameter of spiral turns increases in the direction from the mouldboard to the flat disc. The spiral end turns of the ripper are rigidly connected to the flat disc and the mouldboard, and the ripper is mounted with the ability to vary the distance between the turns and locking in the desired position.

EFFECT: constructive implementation of the working element of the cultivator enables to improve the quality of the inter-row cultivation of tilled crops.