Cutting tool

Cutters – for shaping – Including chip breaker – guide or deflector detachable from... – Adjustable relative to cutting edge

Patent

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Details

407 97, B26D 112

Patent

active

041358457

ABSTRACT:
An improved carbide bit cutting tool comprising of the type a tool body having a tool-bit-receiving aperture formed therein inwardly of the front end thereof, a carbide tool bit slidable in the aperture so as to be adjustably positionable outwardly of the front end of the tool body, said tool bit having a steel body and a carbide tip cemented on the front end thereof, a fastener for adjustably fastening the tool bit in place in the aperture, a chip breaker member disposed on top of the tool bit and slidable in the aperture so as to be adjustably positionable inwardly of the front end of the tool bit, a second fastener for adjustably fastening the chip breaker member in place in the aperture on top of the tool bit, the front end of the tool bit having a predetermined shape for carrying out a cutting operation and the front end of the chip breaker member having a corresponding shape so as to break chips during the cutting operation inwardly of the front end of the tool bit, the cross-section of the tool bit and that of the chip breaker member both filling up that of the aperture to enhance the solidity with which they are held in place in the tool body.

REFERENCES:
patent: 2096137 (1937-10-01), Shaw
patent: 2649818 (1953-08-01), Kaiser
patent: 3028657 (1962-04-01), Almen
patent: 3123896 (1964-03-01), Wilson, Jr.
patent: 3172190 (1965-03-01), Beach
patent: 3329047 (1967-07-01), McTamany et al.

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