COMBINED CULTIVATOR SHOVEL Russian patent published in 2017 - IPC A01B35/20 A01B13/16 A01C7/20 

FIELD: agriculture.

SUBSTANCE: shovel comprises a holder and two wings with blades welded with a wear-resistant layer on its front part from the shovel point to the place of its attachment to the holder, a chisel, and a paraplough. The paraplough is made in the form of two discs mounted on trunnions, installed at an angle of 20…25° to the vertical axis and rigidly fixed at the ends of the wings with the possibility of their dismantling. On the cultivator holder, there is a bracket with a seed duct rigidly fixed thereon and a covering roller with spikes and a clamping spring, installed with the possibility of adjusting by height and dismantling. The ratio of the height of the working shovel part to the spike height and to the diameters of the roller and the paraplough is determined by the condition 1:1:2:3.

EFFECT: improving the quality of soil cultivation, cultivator movement stability, increasing the operational reliability of the paraplough, ensuring the access of irrigation water to the underlying soil layers.

1 dwg