Method for perforating tissue sheets

• Main Authors: Baggot James Leo, Hada Frank Stephen, Krautkramer Robert Eugene
• Format: Patent
• Language: English
• Published: 09.08.2016
• 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

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...