Cutters – for shaping – Including tool having plural alternatively usable cutting edges – With integral chip breaker – guide or deflector
Patent
1988-10-19
1989-08-08
Schmidt, Frederick R.
Cutters, for shaping
Including tool having plural alternatively usable cutting edges
With integral chip breaker, guide or deflector
407116, 407119, B23B 2720, B23B 2722
Patent
active
048547840
ABSTRACT:
An improved metalcutting insert which incorporates a polycrystalline diamond or a polycrystalline cubic boron nitride material therein as a cutting edge material. The insert substrate includes integral chip control features which eliminate the need for the use of separately attached mechanical chipbreakers.
REFERENCES:
patent: 3868750 (1975-03-01), Ellis et al.
patent: 4201501 (1980-05-01), Day
patent: 4561810 (1985-12-01), Ohno
patent: 4714385 (1987-12-01), Komanduri
"Advanced Cutting Tool Materials", Kennametal Inc., Pub. May 17, 1988, pp. 77-90.
Carpenter Keith J.
Carpenter Kenneth E.
Carpenter Michael R.
Gibson Shelby R.
Murray Gerald D.
Kennametal Inc.
Schmidt Frederick R.
Terrell William E.
Trempus Thomas R.
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