CAP AND CONTAINER FOR GASIFIED DRINKS Russian patent published in 2011 - IPC B65D43/10 

FIELD: transport, package.

SUBSTANCE: set of invention relates to containers intended for drinks. Proposed container comprises reservoir with central axis stopped by flexible material cap and has neck confining opening. Cap has closing plate made integral with hanging skirt running around neck outer surface and provided with annular collar tightly jointed with annular collar bottom side fitted on neck outer surface. Annular collar is hinged to skirt and features elongated shape in axial section and tightly jointed with bottom side of aforesaid collar. Skirt inner surface has circular bulge tightly jointed with first lateral surface of circular collar, while second lateral surface is tightly jointed with neck outer surface so that skirt inner surface, said first lateral surface of circular collar, bulge and hinge joint confine circular chamber. Gas passage is arranged between said chamber and atmosphere. Said first lateral surface of circular collar features circular section that runs downward and inside and stays in contact with relevant circular section of said circular bulge.

EFFECT: higher reliability of corking.

7 cl, 13 dwg