Patents Assigned to Sandvik Atibolag
  • Process for manufacturing inserts with holes for clamping
    Patent number: 6120570
    Abstract: According to the present invention there is provided a method of making a cutting insert with a hole for clamping to a tool holder wherein a super-hard abrasive material is sintered and simultaneously bonded to a sintered cemented carbide body with a hole inside a container under elevated pressure and temperature conditions. During sintering the hole is filled with a plug which after sintering is removed.
    Type: Grant
    Filed: March 13, 1998
    Date of Patent: September 19, 2000
    Assignees: Smith International, Sandvik Atibolag
    Inventors: Scott M. Packer, Peter Littecke, David P. Denboer