Patents Assigned to Maschinenfabrik Sulzer-Burkhardt AG
  • Sealing ring disk
    Patent number: 6045135
    Abstract: A sealing ring disk for a seal at a piston rod with a circular cross-section. The sealing ring disk includes a ring-shaped seal part with a sector-like cut-out as well as a closure part having a main part matched to the cut-out in such a manner that the main part extending in the peripheral direction of the seal part can be inserted into the cut-out in order to assemble the two parts into a single sealing ring disk.
    Type: Grant
    Filed: December 11, 1997
    Date of Patent: April 4, 2000
    Assignee: Maschinenfabrik Sulzer-Burkhardt AG
    Inventor: Norbert Feistel