Article dispensing – With discharge assistant – Having movable segregating chamber
Reexamination Certificate
2006-08-01
2006-08-01
Hess, Douglas (Department: 3651)
Article dispensing
With discharge assistant
Having movable segregating chamber
C111S177000, C111S183000, C221S277000
Reexamination Certificate
active
07083067
ABSTRACT:
The present invention is a seed metering disc for the distribution and planting of various sizes of seeds. The seed metering disc is defined by a set of seed cells which can accommodate various seed sizes in that each cell is defined by a recess, seed cell retention wall, and seed cell retention plate.
REFERENCES:
patent: 4047638 (1977-09-01), Harrer et al.
patent: 4600122 (1986-07-01), Lundie et al.
patent: 5058766 (1991-10-01), Deckler
patent: 5542364 (1996-08-01), Romans
patent: 6352042 (2002-03-01), Martin et al.
patent: 6634522 (2003-10-01), Hak
Calfee Halter & Griswold LLP
Hess Douglas
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