GRAIN COMBINE HARVESTER Russian patent published in 2016 - IPC A01D41/02 

FIELD: agriculture.

SUBSTANCE: grain combine harvester comprises a device of extraction, separation and storage of grain 1, an inclined conveyor, the straw ducts 14, the header housing, the fans 8, the fixed frame with the rear wall and the front wall, the screw. The device of extraction, separation and storage of grain 1 is connected to the straw ducts 14 on the right and left. The corrugated parts of the straw ducts 14 are attached to the fans 8. The fans 8 are attached to the diffusers, also attached to the fixed frame, welded to the header housing. In the opening of the beam, the upper abrasive discs and impellers the rollers are inserted. The impellers with upper abrasive discs are driven by compressed air. The frame comprises shafts with the abrasive discs with spacers, alternately put on them. The counter-cutters are welded to the front wall. The shafts are driven by the gear motor through the drive chain.

EFFECT: invention enables to cut the tops of the stems of plants with spikes, to extract grain from them, and to grind the middle parts of the stems of plants for use in livestock production.

14 dwg