Patent ID: 11878352
Assignee: KENNAMETAL INC.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A cutting insert comprising a cutting insert body with a central mounting section and at least one cutting edge,
wherein the cutting edge is wave-shaped from an end section forming a corner portion to middle section of the cutting edge and a distance between the end section of the cutting edge and a top surface of the central mounting section is smaller than a distance between the middle section of the cutting edge and the top surface;
wherein a chip guiding recess extending along the at least one cutting edge is arranged between the cutting edge and the central mounting section and a chip breaker element is arranged in the chip guiding recess, and
wherein the chip breaker element comprises a first portion having a first width and a second portion having a second width, wherein a transition between the first portion and the second portion is formed as a step.