FIELD: agriculture; machine building.
SUBSTANCE: invention relates to device (1) for automatically controlled pneumatic loading from main hopper (2) containing product into at least one auxiliary hopper, depending on the degree of filling thereof. Charging device (1) comprises compressed air source (4), inclined channel (5) connected to pipeline (6), double channel including first channel (7) with outlet near outlet of said main hopper (2), and second duct (9) extending adjacent to the inlet of said pipeline (6), for transporting the product to said auxiliary hopper. At least one of channels (7, 9) comprises means (11) adapted to regulate flow passage for air passing through one of channels (7, 9). Invention is applied to a seeder comprising such a charging device.
EFFECT: use of invention will simultaneously control flow and rate of passage of seeds through pipeline.
13 cl, 3 dwg
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