DEVICE AND METHOD OF FORMING LAMINATE-SHAPED COMPOSITE MATERIAL BY PLASTIC FILM MATERIAL AND PAPER MATERIAL

Japanese Patent JPS59192570

A

The present invention provides a device for forming a moving web of laminated composite material having window portions therein from a moving continuous web of plastic film material and a moving continuous web of paper material. The device comprises a cutter for repeatingly cutting spaced apart perforated window patterns in the paper web and a wetting unit for wetting the film web at spaced apart target areas having shapes substantially identical to the perforated window patterns. The device further comprises a phasing arrangement having both a coarse mode and a fine mode of operation for providing accurate registry of the perforated window patterns and the wetted target areas. A wetting synchronization unit synchronizes the wetting unit with the film target areas whereby the target areas and only the target areas are wetted by the wetting unit. Also provided is a device for removing a paper chad portion from the perforated window patterns subsequent to lamination.

WO/1992/008652	METHOD OF MANUFACTURING A CONTAINER MADE OF PAPER PROTECTED AGAINST MOISTURE AT THE EDGES WHERE THE PAPER HAS BEEN CUT, AND A PAPER CONTAINER MANUFACTURED BY THIS METHOD
JP2003508252	INDUSTRIAL APPLICABILITY: A control system and a control method for a box making machine.
JPS5933634	[Title of the device] the sealing part of a bag-making machine -- estrangement -- a device

JIEIMUSU UENDERU JIYANSEN JIYU

JP1530984A

October 31, 1984

February 01, 1984

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ADORUFU KUAAZU CO

B31B1/74; B32B43/00; B31B1/82; B31B50/83; B32B37/00; B32B38/10; B32B38/14; (IPC1-7): B32B35/00

Soichi Takezawa

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