Patents Assigned to Applications Industrielles du Diamant S.T.I. Triffus France
  • Expensive abrasive base cutting wheels with a metallic core notched at the periphery
    Patent number: 4262650
    Abstract: A rotatable cut-off wheel includes a metal core notched at its periphery and having added abrasive elements for cutting material. The notches each have a profile which is non-parallel with the axis of rotation of the wheel, to reduce noise when the wheel is rotating.
    Type: Grant
    Filed: May 2, 1979
    Date of Patent: April 21, 1981
    Assignee: Applications Industrielles du Diamant S.T.I. Triffus France
    Inventors: Henri Ferrand, Alain Echard