Positive rake cutting insert for use in negative rake holders

Details Positive rake cutting insert for use in negative rake holders Positive rake cutting insert for use in negative rake holders

1977-02-28

1977-11-08

Hinson, Harrison L.

Cutters, for shaping

Including tool having plural alternatively usable cutting edges

With integral chip breaker, guide or deflector

B26D 100

Patent

active

040568725

ABSTRACT:
An improved cutting insert for presenting positive back and side rake angles to the surface of a workpiece when the insert is positioned within a negative rake tool holder. The improvement comprises providing each of the inner and outer portions of the insert's channel with two straight faces which intersect at a common juncture.

REFERENCES:
patent: 3137917 (1964-06-01), Dowd
patent: 3399442 (1968-09-01), Jones et al.
patent: 3504413 (1970-04-01), Siewert et al.
patent: 3786541 (1974-01-01), Lundgren
patent: 3800379 (1974-04-01), Hopkins

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