Food bag release valve

A method of making a plurality of flexible containers comprising the steps of manufacturing a plurality of bag structures, separately manufacturing a plurality of valves, aligning the valves with openings in the bag structures, and securing the aligned valves to the bag structures. Each valve compri...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Hartman, William G, Sandt, Richard L
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method of making a plurality of flexible containers comprising the steps of manufacturing a plurality of bag structures, separately manufacturing a plurality of valves, aligning the valves with openings in the bag structures, and securing the aligned valves to the bag structures. Each valve comprises a vent layer which is pervious with respect to expected gasses and a sealed passageway is formed between the vent layer and the container when the valve is secured to the bag structure.