Patent ID: 11951553
Assignee: ISCAR, LTD.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 15:
16. The cutting head (20) according to claim 1, wherein:
each primary cutting-edge portion (34) is formed at the intersection of one of the head flutes (48) and one of the primary relief surfaces (38),
a primary rake surface (58) is disposed on each head flute (48) adjacent the associated primary cutting-edge portion (34),
in the cross-sections taken in the first, second, and third transverse planes (PT1, PT2, PT3), the primary rake surface (58) is inclined at first, second, and third axial rake angles (β1, β2, β3), respectively, relative to the first, second, and third imaginary radial planes (PR1, PR2, PR3), respectively, and
each of the first, second, and third axial rake angles (β1, β2, β3) is positive.