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Priority to ES1968142861UpriorityCriticalpatent/ES142861Y/en
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Publication of ES142861YpublicationCriticalpatent/ES142861Y/en
Automatic closing valve, characterized by being formed by a weight or spring attached to an axis that circulates inside an upper chamber, in the lower part of which a bushing is fitted inside which there are located some seals and to which it is attached a lower shaft, which in turn circulates inside a support that separates the upper chamber from the lower one, through which the lower shaft also circulates, which at its end is coupled with a spindle, which in turn is attached by means of from a nut to the valve clapper. (Machine-translation by Google Translate, not legally binding)
Improvements in the construction of safety devices for installations intended for the circulation of fluids. (Machine-translation by Google Translate, not legally binding)