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Apparatus and Method for Minimizing Waste and Improving Quality and Production in Web Processing Ope

U.S. Patent No. 9,603,752

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By: Karen McIntyre

Editor, Nonwovens Industry

Jeffrey D. Brown, Sheboygan, WI; Dennis J. Faucher, Sheboygan, WI; Jeffrey W. Fritz, Plymouth, WI; Gottfried J. Hohm, Sheboygan Falls, WI; Adam D. DeNoble, De Pere, WI; and Ryan M. Ferguson, Sheboygan, WI.
Assigned to Curt G. Joa, Inc., Sheboygan Falls, WI.

Filed: 8/2/11
Issued: 3/28/17

A method for correcting defects in a running web comprising: creating a running fold having a cross-direction fold width in an initial condition along a machine direction of a running web supplied at a feed rate; monitoring said running fold for a predetermined change in cross-direction fold width of said fold width from said initial condition; upon detection of said predetermined change in said cross-direction fold width of said fold width from said initial condition, initiating a correction sequence to restore said running fold to said initial condition; wherein said correction sequence further comprises the steps of: engaging a mistrack correction roller against the running web; and disengaging said mistrack correction roller from the running web.

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