Spout-equipped packaging bag and manufacturing method therefor, and spout-equipped packaging bag that contains contents

The present invention is a self-standing spout-equipped packaging bag (1) provided with a bag body (10) that stores contents, and a spout (12) that is attached to the upper part of the bag body (10), wherein: the bag body (10) is provided with a tubular barrel portion (20) and a bottom (22) that is...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KUGE, Raizo, UMENAKA, Kazuhiro
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:	The present invention is a self-standing spout-equipped packaging bag (1) provided with a bag body (10) that stores contents, and a spout (12) that is attached to the upper part of the bag body (10), wherein: the bag body (10) is provided with a tubular barrel portion (20) and a bottom (22) that is attached so as to seal an opening end below the barrel portion (20); the spout (12) is provided with a tubular nozzle part (14) and a flange part (16) that projects from the outer surface of the nozzle part (14); and, in a state where an upper end portion (21) follows the shape of the flange part (16) in a planar view, over the entire circumference of the tubular barrel portion (20), and is formed into the same shape as that of the flange part (16), the upper end portion (21) is adhered to an upper surface (16e) of the flange part (16) so as to be liquid-tight.