Stock material or miscellaneous articles – Structurally defined web or sheet – Including aperture
Patent
1995-06-06
1997-07-15
Watkins, William
Stock material or miscellaneous articles
Structurally defined web or sheet
Including aperture
428136, 428137, 1986891, 156382, B65G 1746, B32B 3100
Patent
active
056481403
ABSTRACT:
An apparatus for the continuous vacuum lamination of a film to an air-permeable substrate includes a conveyor belt having a plurality of channels disposed along a surface thereof oriented transversely to a direction of travel of a substrate on the conveyor. An aperture connected to a source of vacuum extends through the conveyor belt at each channel.
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Masonite Corporation
Watkins William
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