Bottle stopper - has one part supported on neck top and part penetrating into and sealing neck inner surface, with seal joined to stopper externally covering neck

摘要

The stopper (2) has a first part (4) supported on the upper part (7) of the bottle neck (8). A second part (5) penetrates and adheres to the neck so as to seal the interior surface. A guarantee seal (3), of the same shape as the bottle neck, is joined to the first part of the stopper by prefixed rupturing links (10), and externally cover the neck. The links (10) are located on the first part (4) of the stopper in the extreme edge zone (11) of the stopper. The interior surface (13) of the seal has no projections which would interfere with any roughness or cavities on the external surface of the bottle. ADVANTAGE - A simple stopper easily produced by moulding.