System and method for forming carton blanks

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – With work feeding or handling means

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Details

156301, 156303, 156324, 156554, 156555, 493110, 493335, B31B 1704, B32B 3108

Patent

active

057830304

ABSTRACT:
Apparatus and method for forming a laminate comprising a relatively rigid material having an inner surface with at least one portion thereof comprising a central body portion and wherein the central body portion of a relatively flexible material, preferably fluid impervious, is secured to the central body portion of the relatively rigid material and the relatively flexible material has opposite edge portions not secured to other portions of the inner surface and to carton blanks formed therefrom. In some instances strips of another relatively flexible material are secured to the opposite edge portions but are not secured to the inner surface.

REFERENCES:
patent: 1564374 (1925-12-01), Smith
patent: 2565944 (1951-08-01), Bergstein
patent: 2946370 (1960-07-01), Muttera
patent: 3399096 (1968-08-01), Ranger
patent: 3750538 (1973-08-01), Confer
patent: 5182062 (1993-01-01), Lee

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