Patents Assigned to Natalino Capone
  • Publication number: 20090067943
    Abstract: A drill point (1) for drilling sandwich panels (100), composite materials and similar, comprising a shank (2) for coupling into the chuck a tool apt to drive said point (1) in rotation; a drilling member, integral to the shank, comprising a substantially cylindrical working portion (3), and a cutting head (4), located at the end of the working portion (3), having cutting edges (C); wherein onto the surface of the working portion (3) there are obtained helical flutes (5), spirally arranged about a substantially central longitudinal axis (A-A) of the working portion (3), the flutes (5) ending on a top face (4?) of the cutting head (4), characterized in that the constructive geometry thereof provides a helix angle (?) with respect to the longitudinal axis (A-A), along which there develop the helical flutes (5), substantially comprised in a range of 30° to 35°; a chisel edge angle (?) substantially comprised in a range of 1° to 5°; a first radial relief angle (?r) substantially of 7°; a second external relief ang
    Type: Application
    Filed: May 15, 2006
    Publication date: March 12, 2009
    Applicant: Natalino Capone
    Inventor: Natalino Capone