Seed distribution system for planters and drills

Details Seed distribution system for planters and drills Seed distribution system for planters and drills

1993-04-07

1995-01-10

Reese, Randolph A.

Planting

Drilling

Having depositor feature

111174, 406 41, 406133, 406142, 406143, 406146, A01C 1504

Patent

active

053797060

ABSTRACT:
A seed distribution system is provided for planters and drills wherein the distribution system includes a central hopper for supplying a plurality of seed metering units. A plurality of seed distribution units are mounted on a lower portion of the central hopper and each seed distribution unit includes a central tubular member defining an air column for entraining seeds to be distributed from the central hopper. A plurality of discharge outlets open into the air column for receiving seeds therefrom and for conveying the seeds through distribution tubes to metering unit bins associated with each of the seed metering units. In addition, each of the seed metering unit bins is provided with apparatus for adjusting the level of seed accumulated within the bin.

REFERENCES:
patent: 2726121 (1955-12-01), Delaphaine
patent: 3548765 (1970-12-01), Guataloup
patent: 3858763 (1975-01-01), Mack
patent: 3888387 (1975-06-01), Deckler
patent: 4280419 (1981-07-01), Fischer
patent: 4296695 (1981-10-01), Quanbeck
patent: 4450979 (1984-05-01), Deckler
patent: 5161473 (1992-11-01), Landphair et al.

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