B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/30.1
B32B 27/10 (2006.01) B31B 1/24 (2006.01) B31B 1/74 (2006.01) B31B 1/82 (2006.01) B32B 3/26 (2006.01) B32B 37/00 (2006.01) B32B 38/10 (2006.01) B32B 38/14 (2006.01) B65H 39/16 (2006.01)
Patent
CA 1216218
ABSTRACT OF THE DISCLOSURE 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.
445770
Coors (adolph) Company
Mcfadden Fincham
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