Patent ID: 7051896
Filing Date: 2006-05-30
Classification: B65D,Y10S

Abstract:
1. An opening assembly for a beverage container which container is sealed after filling, the assembly comprising a main part which closes the container and in which is provided a port, and a closure member, the assembly being arranged such that in an initial condition the closure member sealingly locates in the port to close same and hence close the container, the closure member can be removed from the port to open the container, characterized in that the port has a greater diameter in a first direction and a lesser diameter in a second direction substantially perpendicular thereto, and following opening, in a first orientation, the closure member can be relocated in the opening, and upon rotation of the closure member to a second orientation the closure member coactingly engages against a substantially continuous undulating flange integral to the main part, which re-closes the opening with a seal effective to retain gasses under pressure and hence the container.