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Priority to ES1973193246UpriorityCriticalpatent/ES193246Y/en
Publication of ES193246UpublicationCriticalpatent/ES193246U/en
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Publication of ES193246YpublicationCriticalpatent/ES193246Y/en
Hermetic stopper provided with outer seal, characterized by being constituted by a cylindrical capsule of a single piece, formed by two concentric cylinders, external and internal respectively, joined by one of its bases by means of a circular piece that serves as front closure or lid of the cap, the inner cylinder of which is completely smooth and with its lower vertex bevelled towards the outside, while the outer cylinder, knurled externally in its upper part also has, externally and located in the lower area thereof, a circular groove or groove peripheral that constitutes a zone of weakening of the cylinder or precinct itself, ending said outer cylinder in a small body joined by said groove and provided externally in its lower vertex a small projection or thickening in a semicircle to give greater consistency to the edge if necessary, while in its internal face it has a small salt or protruding in the shape of a saw tooth or peak that causes the lower area of the outer cylinder to end in a bevel towards the inside, the projection being located in a peak in the corresponding recess of the neck or neck of the bottle. (Machine-translation by Google Translate, not legally binding)
ES1973193246U1973-07-071973-07-07
HERMETIC CAP EQUIPPED WITH EXTERNAL SEAL.
ExpiredES193246Y
(en)