Patent ID: 6270292
Filing Date: 2001-08-07
Classification: B23C,Y10T

Abstract:
A cutting insert for mounting on a cutting tool, comprising:a front cutting portion having an operative front surface associated with at least one cutting edge, anda trailing mounting portion having upper, lower and side walls extending from said front cutting portion to a rear abutment wall of the trailing mounting portion oriented generally co-directionally with said operative front surface, the side wall of the training mounting portion meeting with said rear abutment wall at rear edges;said rear abutment wall comprising two lateral surfaces connected to a central surface therebetween my merging edge regions having a predetermined distance (L) between them, said lateral surfaces converging from said rear edges in a direction towards the front cutting portion, and said central surface protruding, in a direction away from said front cutting portion, rearwardly from the lateral surfaces and past a reference plane passing through the rear edges.