Apparatus and process for perimeter pressure sealing

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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Details

156291, 156292, 156555, 156582, B32B 3100

Patent

active

059388803

ABSTRACT:
Method and apparatus for activating longitudinal and transverse pressure sensitive adhesive strips in marginal edge portions of paper business forms are disclosed in the form of one or more roll sets which are formed to activate both the longitudinal and transverse strips while the form travels in a single orientation in a single direction that is parallel to the grain direction of the paper.

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