Cutting insert having land with spaced apart upwardly bulging land portions and non-rotary cutting tool provided therewith
Number of patents in Portfolio can not be more than 2000
United States of America
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Apr 27, 2021
Grant Date -
Aug 29, 2019
app pub date -
Jan 3, 2019
filing date -
Jan 3, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A cutting insert has a cutting portion corner formed at the intersection of a rake surface, a forward cutting portion surface and a relief surface. A cutting edge is formed at an intersection of the rake surface and the relief surface with a land that is located on the rake surface and that extends along, and negatively away from, the cutting edge. A chip-control arrangement is located at the rake surface and includes an elongated projection and plurality of spaced apart elongated protuberances that extend from the projection to the cutting edge, so that the land has a plurality of spaced apart bulging land portions. A non-rotary cutting tool has an insert holder having an insert pocket and the cutting insert releasably retained therein.
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