Patents Assigned to Deutsch Institute fur Textil-und Faserforschung Stuttgart (DITF)
  • Cross-wound bobbin
    Patent number: 7246764
    Abstract: In a cross-wound bobbin (1), the helical lines along which the yarn (4) is wound have a different inclination in adjacent layers. The winding ratios are selected such that the quantity drawn off is greater if the unwinding point is moving from the unwinding end to the bottom end, compared to the quantity drawn off if the unwinding point is moving from the bottom end to the unwinding end.
    Type: Grant
    Filed: January 25, 2002
    Date of Patent: July 24, 2007
    Assignee: Deutsch Institute fur Textil-und Faserforschung Stuttgart (DITF)
    Inventors: Heinrich Planck, Christoph Rietmuller, Helmut Weinsdorfer