Cutting insert

Details Cutting insert Cutting insert

1980-09-02

1982-03-09

Hinson, Harrison L.

Cutters, for shaping

Including tool having plural alternatively usable cutting edges

With integral chip breaker, guide or deflector

407116, B26D 100

Patent

active

043186459

ABSTRACT:
A polygonal cutting insert of a hard wear resistant material is described. Located behind the cutting edge land in each corner of this insert is a bump. separating the bump from the cutting edge land is a lower secondary land. This secondary land has its maximum height and width in the corner areas of the insert. Its height and width gradually decrease as it extends away from the corner area in a direction parallel to the cutting edge.

REFERENCES:
patent: 3792514 (1974-02-01), Ughijima
patent: 3815192 (1974-06-01), Ohtsu et al.
patent: 3968550 (1976-07-01), Gehri

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