Throw-away insert and milling cutter using a throw-away insert

Details Throw-away insert and milling cutter using a throw-away insert Throw-away insert and milling cutter using a throw-away insert

2007-10-16

2007-10-16

Carter, Monica (Department: 3722)

Cutters, for shaping

Including tool having plural alternatively usable cutting edges

C407S042000, C407S048000

Reexamination Certificate

active

11462893

ABSTRACT:
A throw-away insert includes: an upper surface; a bottom surface; two side surfaces formed with upper side surfaces and lower side surfaces; two end surfaces; four nose sections formed at the corners of the upper surface; a main cutting section formed from a ridge line positioned at the intersection between the upper side surface and the upper surface; a secondary cutting section formed from a linear ridge line positioned at the intersection between the end surface and the upper surface; and an axial support surface formed from a section of the end surface. The upper side surface is projected outward more than the lower side surface.

REFERENCES:
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patent: 6503028 (2003-01-01), Wallstrom
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patent: 7040844 (2006-05-01), Daiguji
patent: 2004/0131431 (2004-07-01), Satran
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patent: 1 344 595 (2003-09-01), None
patent: 06254146.1 (2007-02-01), None
patent: 11-333616 (1999-12-01), None

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