Auger planter

Boring or penetrating the earth – Bit or bit element – With helical-conveying portion

Reexamination Certificate

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Details

C175S323000, C111S116000, C172S532000, C172S111000, C172S025000

Reexamination Certificate

active

11269110

ABSTRACT:
An auger planter for forming small holes in the earth for the planting of flower bulbs, plant seedlings and plants, and for the insertion of termite monitors and baits. The auger includes a central shaft and a single helical flighting having its leading edge configured to have a sickle blade shape with a cutting edge. The opposite end of the flighting has a portion which is directed in an essentially vertical orientation proximating an alignment parallelling the axis of shaft.

REFERENCES:
patent: 3175630 (1965-03-01), Hein et al.
patent: 3444940 (1969-05-01), Thomas et al.
patent: 4807710 (1989-02-01), Greeley
patent: 5067571 (1991-11-01), Niewold et al.
patent: 6161625 (2000-12-01), Mati

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