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US 4,360,068 AGranted
Furrowing tool
AssigneeKennametal Inc.
InventorsEarle W. Stephenson, Clyde G. Hutzell
Life of this patent
Estimating the term…
Abstract
A rotary tool is disclosed which is adapted to be mounted on a machine having power drive means and movable over a field surface to produce furrows therein. The rotary tool comprises bit elements mounted in abutting relation from a peripheral surface of a disc and having compacts of hard wear resistant material which form the leading edge of the bit elements that are to engage the earth.
Claims5
A rotary agricultural tool for opening a furrow in a field, comprising;
- a disc adapted to be driven in rotation, having generally planar sides and a notched peripheral surface when viewed in side view joining said sides;
- bit elements nonrotatably directly mounted on said notched peripheral surface and having a forward working portion for engagement with the field surface, and compacts of hard wear resistant material having a conical configuration at said compacts' foremost end comprising the fixed leading edge of said forward working portion.
Dependencies are inferred from the claim text.