Positive cutting insert with compound clearance faces

Details Positive cutting insert with compound clearance faces Positive cutting insert with compound clearance faces

1995-10-24

1996-09-17

Rachuba, M.

Cutters, for shaping

Including tool having plural alternatively usable cutting edges

B23C 502

Patent

active

055562396

ABSTRACT:
An polygonal indexable insert for use in periphery milling cutters. The insert is a positive insert having compound clearance faces comprised of a curve primary clearance surface adjacent the cutting edge and a planar secondary clearance surface adjacent the clearance edge of the insert. The curved primary clearance surface imparts improved strength to the cutting edge of the insert.

REFERENCES:
patent: 4411564 (1983-10-01), Johnson
patent: 4585375 (1986-04-01), Erkfritz
patent: 4693641 (1987-09-01), Tsujimura et al.
patent: 4699549 (1987-10-01), Shimomura et al.
patent: 5052863 (1991-10-01), Satran
patent: 5071291 (1991-12-01), Kaminski
patent: 5078550 (1992-01-01), Satran et al.
patent: 5145294 (1992-09-01), Flueckiger

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