Inserts for cutting tools

Details Inserts for cutting tools Inserts for cutting tools

1982-12-13

1984-10-09

Vlachos, Leonidas

Cutters, for shaping

Including tool having plural alternatively usable cutting edges

407114, B23P 1528, B26D 100, B26D 300

Patent

active

044758510

ABSTRACT:
An indexable disposable insert is described having eight contiguous edge faces of equal length and two octagonal side faces having alternate corners with equal obtuse angles, cutting edges being formed at the junction of at least one of the octagonal side faces and each of the eight contiguous edge faces. Four identical pairs of cutting edges of equal length arranged about an obtuse angle are provided. The obtuse angles which may vary in the range 135.degree. to 170.degree. but are preferably 160.degree.. The insert can have chip breakers applied to it.

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patent: 4230429 (1980-10-01), Eckle
patent: 4268198 (1981-05-01), Peters
patent: 4359300 (1982-11-01), Hazra et al.

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