Cutters – for shaping – Including tool having plural alternatively usable cutting edges – With integral chip breaker – guide or deflector
Patent
1978-10-16
1981-06-16
Vlachos, Leonidas
Cutters, for shaping
Including tool having plural alternatively usable cutting edges
With integral chip breaker, guide or deflector
B26D 100
Patent
active
042734800
ABSTRACT:
A throwaway tip for use in a lathe cutting tool. The tip has a cutting edge along the outer periphery and a succession of recesses are formed on the cutting surface. The recesses form a chip curling and cutting mechanism irrespective of the driving direction of the tip. The recesses may be of uniform diameter or preferably increase toward the center of the cutting edge line. The recesses may also be bevelled to facilitate entry and cutting of the chips.
REFERENCES:
patent: 3381349 (1968-05-01), Newcomer
patent: 3885281 (1975-05-01), Stambler
patent: 3947937 (1976-04-01), Hertel
patent: 3973308 (1976-08-01), Lunderen
patent: 4059363 (1977-11-01), Romagnolo
Ito Michinobu
Kato Osamu
Shirai Makoto
NGK Spark Plug Co. Ltd.
Vlachos Leonidas
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