Web and method for making fluid filled units

Details Web and method for making fluid filled units Web and method for making fluid filled units

B - Operations, Transporting

31

D

B31D 5/00 (2006.01) B65D 81/05 (2006.01)

Patent

CA 2753470

A web, method, and apparatus for forming dunnage units. The web includes first and second elongated layers. A plurality of seals that hermetically join the first elongated layer to the second elongated layer to form a plurality of inflatable pouches and an inflation channel that is in fluid communication with pouches and is disposed outside of the pouches. An inflation side line of perforations, a gap forming area, and an opposite side line of perforations are arranged in a line between pair(s) of the pouches.

La présente invention porte sur une bande, sur un procédé et sur un appareil pour former des unités de rembourrage. La bande comprend des première et seconde couches allongées. Une pluralité de joints d'étanchéité réunissent hermétiquement la première couche allongée et la seconde couche allongée afin de former une pluralité de poches gonflables et un canal de gonflage qui est en communication fluidique avec les poches et qui est disposé à l'extérieur des poches. Une ligne de perforations latérale de gonflage, une zone de formation d'espace et une ligne de perforations latérale opposée sont disposées en ligne entre une ou plusieurs paires des poches.

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