Patents Assigned to P-D Glasseiden GmbH Oschatz
  • Supporting disk for a surface grinding wheel and surface grinding wheel
    Patent number: 6786812
    Abstract: A supporting disk for a surface grinding wheel comprises a glass-fiber reinforced phenolic resin body which has an upper covering layer of a textile glass fabric or a glass-yarn layer, an intermediate layer of a fiber mat, and a lower covering layer of a textile glass fabric or a glass-yarn layer.
    Type: Grant
    Filed: February 12, 2002
    Date of Patent: September 7, 2004
    Assignees: August Rüggeberg GmbH & Co., P-D Glasseiden GmbH Oschatz
    Inventors: Bernd Stuckenholz, Bernd Trompelt, Bernd Preissler, Gisela Gross