Cutting tool with grooved cutting edge
First Claim
Patent Images
1. A cutting tool, comprising:
- a metal base having a plurality of machined cutting teeth along an edge of the base,wherein at least one cutting tooth is a composite cutting tooth comprised of a first erodible metal member flanked on opposing sides by second harder metal members, the first metal member tapering from a first wider width at a lower portion of the cutting tooth to a second narrower width at a cutting edge of the cutting tooth, andwherein the first erodible metal is selected to preferentially erode at the cutting edge during use.
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Abstract
A cutting tool includes a base made of metal having a plurality to cutting teeth along an edge of the base, wherein at least one cutting tooth has at least one notch in the cutting edge of the at least one cutting tooth. A tool is prepared by introducing a notch running longitudinally along the length of the tool in the cutting edge of the cutting teeth.
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Citations
14 Claims
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1. A cutting tool, comprising:
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a metal base having a plurality of machined cutting teeth along an edge of the base, wherein at least one cutting tooth is a composite cutting tooth comprised of a first erodible metal member flanked on opposing sides by second harder metal members, the first metal member tapering from a first wider width at a lower portion of the cutting tooth to a second narrower width at a cutting edge of the cutting tooth, and wherein the first erodible metal is selected to preferentially erode at the cutting edge during use. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification