Patents Assigned to Vereinigte Drahtseilwerke GmbH
  • Torsionally balanced wire rope or cable
    Patent number: 4809492
    Abstract: The twistless and/or weakly twisted wire rope or cable with the many strand many layer structure comprises a core rope and a cover layer stranded on the core rope in an opposite stranding direction. The core rope is made exclusively from substantially circular strands and the cover layer is made exclusively from only one layer of substantially flat strands.
    Type: Grant
    Filed: September 11, 1987
    Date of Patent: March 7, 1989
    Assignee: Vereinigte Drahtseilwerke GmbH
    Inventor: Helmuth Fischer