ARTICLE PACKAGING BAG WITH CHECK VALVE

PROBLEM TO BE SOLVED: To provide an article packaging bag with a check valve which can be filled with gas under pressure by a simple operation so that articles stored in the bag can be effectively prevented from being broken upon impact or can be prevented from deteriorating due to oxidation. SOLUTI...

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Bibliographische Detailangaben
Hauptverfasser:	MITSUHASHI TOMONORI, YAMAGATA KAZUNORI
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS STORING TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide an article packaging bag with a check valve which can be filled with gas under pressure by a simple operation so that articles stored in the bag can be effectively prevented from being broken upon impact or can be prevented from deteriorating due to oxidation. SOLUTION: In the article packaging bag made of plastic films with a check valve, the check valve is welded to one of the side edges of laminated plastic films in a cylindrical form, and an adhesive layer is provided on the inner surface of one of or both of the films.