Cutters – for shaping – With chip breaker – guide or deflector – Comprising concave surface in cutting face of tool
Reexamination Certificate
2005-06-07
2005-06-07
Banks, Derris H. (Department: 3722)
Cutters, for shaping
With chip breaker, guide or deflector
Comprising concave surface in cutting face of tool
C407S114000
Reexamination Certificate
active
06902354
ABSTRACT:
A cutting insert having two end portions and an intermediate portion extending longitudinally between the two end portions. The intermediate portion has N side surfaces and N primary cutting edges. The N primary cutting edges are formed at the intersection of adjacent side surfaces. Each one of the N primary cutting edges extends from one end portion to the other end portion. At least N secondary cutting edges formed on at least one of the two end portions. A cutting corner is formed between a primary cutting edge and a secondary cutting edge. Each secondary cutting edge extending away from the cutting corner in a direction generally away from the intermediate portion.
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Banks Derris H.
Iscar Ltd.
Ross Dana
Womble Carlyle
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