Packaging material with hinged cover seal

Details Packaging material with hinged cover seal Packaging material with hinged cover seal

B - Operations, Transporting

65

D

B65D 47/08 (2006.01) B65D 35/12 (2006.01) B65D 35/44 (2006.01)

Patent

CA 2349643

The packaging tube (10) comprises a tubular pipe (11) which has an opening (19) and a hinged cover seal (12) with a tubular sealing neck (14) which contains a spout (16) and an opening (18) . The hinged cover seal (12) is manufactured in one piece, substantially from a said polypropylene, by injection moulding and comprises a hinged cover (13) which is integrally connected to the sealing neck (14) by way of a hinge (17). The tubular pipe (11) consists of a composite film (20) with two external films (21, 24) of a said polypropylene and an intermediate film (23) with barrier effect. The sealing neck (14) is drawn with its opening (18) over the tubular pipe opening (19) of the tubular pipe (11) or engages therein and forms an overlap area (30) with the tubular pipe (11), in which the hinged cover seal (12) is welded to one of the external films (24) of the tubular pipe composite film (20).

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