Grain drill with sealed bin air-powered distribution

Planting – Drilling – Lister units

Patent

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Details

222279, 222410, 406 68, A01C 700, A01C 1504

Patent

active

045037868

ABSTRACT:
A pnuematic distributing apparatus for seed or other ground receiving particles which has a mobile framework attached to or powered by a vehicle. A large capacity substantially sealed seed bin is disposed on the framework and feeds grain and/or fertilizer into a metering mechanism which deposits seed into a plurality of seed channels which intersect with corresponding pressurized air flow conduits which direct the seeds into outlet tubes adjacent ground furrow openers and deposit the seed into the furrows. Means are provided to block seed channels for selected seeding patterns.

REFERENCES:
patent: 611184 (1898-09-01), Rainey
patent: 1591266 (1926-07-01), Bailor
patent: 1770641 (1930-07-01), Brennan
patent: 1957594 (1934-05-01), Helm
patent: 2412121 (1946-12-01), Bradshaw
patent: 3631825 (1972-01-01), Weiste
patent: 3804036 (1974-04-01), Seifert
patent: 4024822 (1977-05-01), Ross et al.
patent: 4037755 (1977-07-01), Reuter
patent: 4379664 (1983-04-01), Klein et al.

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