Patent ID: 8905686
Filing Date: 2014-12-09
Classification: B23C,Y10T

Abstract:
1. A double-sided indexable insert having a triangular shape with three corners, a top surface, a bottom surface and a circumferential surface forming flanks that connects the top surface and the bottom surface, wherein three main cutting edges and three secondary cutting edges are formed at an intersection between the circumferential surface and the top surface, and three main cutting edges and three secondary cutting edges are formed at an intersection between the circumferential surface and the bottom surface for a total of six main cutting edges and six secondary cutting edges, each main cutting edge adjoining an associated secondary cutting edge and a non-associated secondary cutting edge, and a triangular-shaped flank extending from each secondary cutting edge formed at the intersection between the top surface and the circumferential surface toward the bottom surface, and a triangular-shaped flank extending from each secondary cutting edge formed at the intersection between the bottom surface and the circumferential surface toward the top surface, and wherein the triangular-shaped flanks adjacent each other are angled toward each other, wherein the secondary cutting edges are at different angles with respect to the two adjoining main cutting edges.