Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Andrew Germaine0
Michael Jay Haasl0
Date of Patent
January 7, 2014
0Patent Application Number
120773990
Date Filed
March 18, 2008
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A method and apparatus for perforating a web includes an anvil roll having an outer surface wherein at least a portion of the outer surface defines an anvil surface. The anvil surface includes a plurality of angled grooves having a variable groove width. The method may include phasing the cutting position on the anvil to effect varying perforation patterns.
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