CLOSURE WITH PERFORATING MEANS AND POURING NOZZLE

摘要

The invention concerns a device comprising: a base (4) with a flange (10) matching the package wall shape for fixing the base (4). Said base has an opening (12) and is provided with a threaded neck (14) enclosing it; a flap (22), with cutting parts (32) on its surface facing the package, and mounted pivoting in the neck between a position inside the neck (14) and a position wherein it is partly inside the package (2); a top (6), co-operating with the base (4), having an outer skirt (38) provided with at least one internal thread (46) and a vent (42) such that when the top (6) is wholly screwed on the threaded neck (14) the flap (22) cutting parts (32) are thrust through the package (2) wall.