SEED-FERTILIZED SEEDER Russian patent published in 2019 - IPC A01C5/08 A01B49/06 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, in particular, to devices for sowing crops with simultaneous local application of mineral fertilizers. Seed-fertilizer seeder contains a frame with a trailer device, supporting-driving wheels, grain and fertilizer bunkers with seed devices, seed grind lines, disc coulters, gear mechanisms, coulter lifting and depth adjustment. Bays of fertilized dispensers turned 180° to side against the movement of the unit and connected with additional seed grind lines. Latter are in communication with the fertilizer opener tip placed behind the disc seed coulters between the seed lines – in the middle of the row spacing. Opener tips are mounted under the frame rear bar on the hollow square shaft. Fertilizer coulters have the possibility of their height adjustment and transfer to the transport or working position. Square shaft is equipped on both sides with ridges and a square cross bar. Latter, by means of spring struts, is equipped with a leveling bar.

EFFECT: invention will reduce energy costs by combining a number of technological operations, improve the effectiveness of fertilizers due to their local application and the yield of grain crops due to oriented placement of fertilizers relative to the root system.

1 cl, 4 dwg