OPENING DEVICE FOR A PACKAGE AND PACKAGE HAVING AN OPENING DEVICE

There is described an opening device (3) for a package (1) having a main body (2) being filled with a pourable product. The opening device (3) comprises a collar (9) having an inner surface (15) delimiting a flow channel (10) for the pourable product and having a pouring outlet (11), a closure group...

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Bibliographische Detailangaben
Hauptverfasser:	VERONESI, Livio, MARTINI, Pietro, DE PAOLA, Rocco, VIETRI, Anna Rosa, ZANON, Paolo
Format:	Patent
Sprache:	eng ; fre ; ger
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:	There is described an opening device (3) for a package (1) having a main body (2) being filled with a pourable product. The opening device (3) comprises a collar (9) having an inner surface (15) delimiting a flow channel (10) for the pourable product and having a pouring outlet (11), a closure group (12) coupled to the collar (9) and configured to selectively open and close the pouring outlet (11) and one or more annular protrusion elements (19) extending from the inner surface (15) and into the flow channel (10). The closure group (12) comprises a closure (17) configured to selectively open and close the pouring outlet (11) when being respectively in an opening position and a closing position and a sealing lip (18) extending from the closure (17). The sealing lip (18) extends into the flow channel (10) with the closure (17) being in the closing position. The sealing lip (18) interacts with at least one of the one or more annular protrusion elements (19) for sealing the pouring outlet (11) in cooperation with the annular protrusion elements (19) with the closure (17) being in the closing position.