AMELIORATIVE DEEP TILLER-FERTILISER Russian patent published in 2018 - IPC A01B49/06 

FIELD: agriculture.

SUBSTANCE: device contains a wedge-shaped stand, on the rear part of which a fertiliser spout is mounted. In the lower part in the fold of the stand there are shares, and before them there is a vertical disk colter. A fertiliser distributor is fixed under the shares, its output edge is executed over the upper edge of the shares. At the upper part of the stand there is a forced-draught fan for the formation of a fertiliser-air mixture and a fertiliser sowing unit. In the lower part, a chisel soil tiller is attached to the stand. The fertiliser sowing unit is executed screw with flap adjustment mechanism, providing a predetermined rate of fertiliser supplying, which includes curved flaps with the ability to move along the guides in the walls of the fertiliser hopper by means of gear wheels. The seeding unit for ameliorants is installed behind the fertiliser sowing unit, structurally executed in the same way as the fertiliser sowing unit. A mixer is provided under each seeding unit to form a material-air mixture, hermetically connected to the fertiliser spout and the material line. The chisel soil tiller has a sharpening of the cutting edge, executed along a parabolic curve. On the working surface of a goose foot share foot guiding ribs are made to prevent the formation of a furrow behind the stand. The angle of inclination of the guide ribs is 15…20° to the direction of motion.

EFFECT: increase in productivity of crops.

3 dwg