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Proside S L
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Proside S L
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Application filed by Proside S LfiledCriticalProside S L
Priority to ES463538ApriorityCriticalpatent/ES463538A1/en
Publication of ES463538A1publicationCriticalpatent/ES463538A1/en
Improvements in the manufacture of passage valves, characterized by replacing the conventional valve body with internal shutter to it, by a set of three juxtaposed plates provided with at least one offset hole of equal diameter and positioning on both plates, mounting two of these plates in fixed position relative to each other are their aligned holes and the third mobile plate between them, so that their orifice can be made to coincide or not with the holes of the end plates, establishing or interrupting the communication between them. (Machine-translation by Google Translate, not legally binding)
ES463538A1977-10-181977-10-18Improvements in the manufacture of valves of step. (Machine-translation by Google Translate, not legally binding)
ExpiredES463538A1
(en)