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Priority to ES347292ApriorityCriticalpatent/ES347292A1/en
Publication of ES347292A1publicationCriticalpatent/ES347292A1/en
Improvements in inflatable rafts, of the type of those swollen by means of one or several bottles of carbon dioxide or another gas under pressure and which, in the deflated and folded state, are stored together with the pressurized gas bottle or bottles in a protective container, characterized in that the safety valve of each bottle is provided with a tube that puts it in communication with a bladder with weak walls arranged on the outside of said protective container, so that if the safety valve allows the gas to escape, this causes swelling and subsequent rupture of the bladder. (Machine-translation by Google Translate, not legally binding)
ES347292A1967-11-041967-11-04Improvements in inflatable rainbows. (Machine-translation by Google Translate, not legally binding)
ExpiredES347292A1
(en)
Improvements in fire extinguishers based on physical foam, fixed and mobile, with compressed air bottle (Machine-translation by Google Translate, not legally binding)
Built-in valve for closed containers that can withstand only limited overpressure and negative pressure, and containing a pressure valve and a vacuum valve as well as a non-return valve for supplying air to the container.