A ROTARY DIE CUTTER FOR FORMING A NON-LINEAR LINE OF PERFORATIONS IN A STRIP OF MATERIAL

• Main Authors: WAGNER, KENNETH, JOHN, MLINAR, JOSEPH, ANDREW
• Format: Patent
• Language: English; French
• Published: 04.11.2004
• Edition: 7
• Subjects: CUTTING; CUTTING-OUT; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING,CUTTING-OUT, STAMPING-OUT OR SEVERING; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HAND CUTTING TOOLS; PERFORATING; PERFORMING OPERATIONS; PUNCHING; SEVERING; SEVERING BY MEANS OTHER THAN CUTTING; STAMPING-OUT; TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TRANSPORTING

A rotary die cutter (10) for forming a non-linear line of perforations in a strip of material (12) is disclosed. The rotary die cutter (10) includes a rotatable anvil roll (14) and a rotatable knife roll (16). The knife roll (16) has a peripheral surface (28) with at least one knife (32) formed ther...