Cutting insert

Details Cutting insert Cutting insert

1990-09-05

1992-10-20

Bishop, Steven C.

Cutters, for shaping

Including holder having seat for inserted tool

With separate means to fasten tool to holder

407113, 407117, B23B 2704, B23B 2716

Patent

active

051565021

ABSTRACT:
A cutting insert comprising a central body portion having a longitudinal plane of symmetry, a pair of oppositely directed end portions formed integrally with said body portion and being respectively formed with rake and flank surfaces and with first and second cutting edges of substantially equal width, the flank surfaces of each end portion tapering by amounts and in directions such as to provide clearance between the flank surfaces and the side walls of the groove being cut, a normal to the midpoint of said first cutting edge being inclined, in a first sense, with respect to said plane of symmetry, by an angle .alpha. and a normal to the midpoint of said second cutting edge being inclined in a second and opposite sense with respect to said plane of symmetry by an angle .alpha., whereby said edges are inclined with respect to each other by an angle 2.alpha..

REFERENCES:
patent: 3653107 (1972-04-01), Hertel
patent: 4118138 (1978-10-01), Takacs et al.
patent: 4332513 (1982-06-01), Gowanlock
patent: 4674371 (1987-06-01), Smolders
patent: 4992007 (1991-02-01), Satran

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