VARIABLE SHEET-LENGTH PERFORATION SYSTEM and corresponding method

A method and apparatus ( 20 ) for intermittently cutting a moving target web ( 26 ) includes rotating a knife roll ( 32 ) having at least one knife member ( 44 ) to provide an operative knife-member speed, and rotating an anvil roll ( 34 ) having at least one anvil member ( 46 ) to provide an operat...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BAGGOT, JAMES LEO, HADA, FRANK STEPHEN
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CONVEYING CUTTING DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING HAND CUTTING TOOLS HANDLING THIN OR FILAMENTARY MATERIAL HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS,CABLES PACKING PERFORMING OPERATIONS SEVERING STORING TRANSPORTING
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