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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0049307UpriorityCriticalpatent/ES49307Y/en
Publication of ES49307UpublicationCriticalpatent/ES49307U/en
Application grantedgrantedCritical
Publication of ES49307YpublicationCriticalpatent/ES49307Y/en
"PERFECTED THERMO BOTTLE", which is characterized by being essentially constituted by a protection of cylindrical shape that is fixed by one of its bases to the inner face of the base of the thermo-bottle and by the other side that presents a concave shape for its easy adaptation to the closed lower end of the glass container which, by means of a vacuum, allows the temperature to be maintained in the substances; deposited therein by the open end of said glass container; the aforesaid protection being constituted by a variant of elaborated rubber, spongy or not, but which allows a great compressibility. (Machine-translation by Google Translate, not legally binding)