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US 4,901,800 AGranted
Cultivator tool for planting seedlings
OwnerAlvin K. Wilsoninventor
Life of this patent
Estimating the term…
Abstract
The tool includes a shaft adapted at its upper end to receive a power source. Flighting extends partially along the shaft above a pair of radially directed elongate blades which project outwardly from the shaft a distance beyond the flighting edge. A modified form dispenses with the flighting.
Claims5
A cultivating tool comprising in combination,
- a shaft having mixing blade means thereon and adapted to be rotated,
- elongate radically projecting digging blades below said mixing blade means and having inner ends secured to the shaft below said mixing blade means and adjacent a ground penetrating end of said shaft, each of said digging blades having a distal outer end,
- means securing each of said digging blades to said shaft, and
- said digging blades each having an upper surface and a horizontal major axis and being of a length so as to dispose the digging blade outer ends radically outwardly from a cylindrical projection containing the outer extremities of the mixing blade means, said digging blades having a span between their distal outer ends substantially twice the diameter of said mixing blade means, said mixing blade means serving to cultivate earthen material above said digging blades.
1 more element
Dependencies are inferred from the claim text.