Throw away insert

Cutters – for shaping – Including tool having plural alternatively usable cutting edges – With integral chip breaker – guide or deflector

Patent

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Details

407116, B26D 100

Patent

active

044418418

ABSTRACT:
An improved throw away insert for a boring tool has a recess at each corner, a small chip breaking projection formed in said recess and a large chip breaking projection formed in the center of the top surface of the insert to control the chip during cutting for large depths of cut.

REFERENCES:
patent: 3187406 (1965-06-01), Franko
patent: 3381349 (1968-05-01), Newcomer
patent: 3395434 (1968-08-01), Wirfelt
patent: 3792514 (1974-02-01), Ushijima
patent: 3815192 (1974-06-01), Uhtsu et al.
patent: 3885281 (1975-05-01), Stambler
patent: 3947937 (1976-04-01), Hertel
patent: 4304509 (1981-12-01), Mori

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