Patents Examined by Steven F. Griffin
  • Tension decurler for web material
    Patent number: 6716317
    Abstract: A running web is decurled by controlling web tension as well as the angle of wrap on a decurler roll and a cooperating pivot roll, all without affecting web tension in the downstream web converting process. An upstream brake roll and a downstream pull roll control web tension within the decurler apparatus and independent decurler rolls are provided for removing up-curl and down-curl.
    Type: Grant
    Filed: January 24, 2002
    Date of Patent: April 6, 2004
    Assignee: Marquip, LLC
    Inventors: Jeffrey U. Gafner, Robert L. Turnquist