METHOD FOR PERFORATING TISSUE SHEETS

Curvilinear or other complex perforation patterns for paper products, such as paper towels and bath tissue, can be produced using a differential speed perforation nip formed between a rotating pattern roll and a moving anvil surface. The relative speed between the perforation elements on the surface...

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Bibliographic Details
Main Authors HADA, FRANK STEPHEN, BAGGOT, JAMES LEO, KRAUTKRAMER, ROBERT EUGENE
Format Patent
LanguageEnglish
French
German
Published 23.03.2016
Subjects
CUTTING
CUTTING-OUT
DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING
HAND CUTTING TOOLS
MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNERANALOGOUS TO PAPER
MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN AMANNER ANALOGOUS TO PAPER, NOT PROVIDED FOR IN SUBCLASSESB31B OR B31C
PERFORATING
PERFORMING OPERATIONS
PUNCHING
SEVERING
SEVERING BY MEANS OTHER THAN CUTTING
STAMPING-OUT
TRANSPORTING
WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUSTO PAPER
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Summary:Curvilinear or other complex perforation patterns for paper products, such as paper towels and bath tissue, can be produced using a differential speed perforation nip formed between a rotating pattern roll and a moving anvil surface. The relative speed between the perforation elements on the surface of the pattern roll and the anvil surface shears the web at the perforation points.
Bibliography:Application Number: EP20090836156