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Individual
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Individual
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Priority to ES82223UpriorityCriticalpatent/ES82223Y/en
Publication of ES82223UpublicationCriticalpatent/ES82223U/en
Application grantedgrantedCritical
Publication of ES82223YpublicationCriticalpatent/ES82223Y/en
An improved stopper, characterized in that it consists of a hollow and elastic cylindrical body, in the upper part of which there is an annular and a central chamber, this part being wider than the cylindrical body, having a seat for resting on the upper part of the neck of the neck. the bottle in these high area is formed a cavity that has as a background a partition transverse to the cylindrical body and as side walls a circular partition whose diameter corresponds to the inside of the cylinder, externally to this partition there is another that forms the periphery of the head of the stopper, the interior circular partition is engraved inside the wall with a groove that runs along the entire contour, the head of the cap is eventually covered with a capsule having a short skirt provided with a protruding rib in its outline, in correspondence with the slot mentioned above. (Machine-translation by Google Translate, not legally binding)