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Ovoide International S A
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Ovoide International S A
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Application filed by Ovoide International S AfiledCriticalOvoide International S A
Priority to ES448831ApriorityCriticalpatent/ES448831A1/en
Publication of ES448831A1publicationCriticalpatent/ES448831A1/en
Improvements in valves for fluids, characterized in that each valve is provided with a valve body with a longitudinal passage or central passage passing through it, a truncated ellipsoid element within the passage or central conduit having major and minor axes and is truncated in the ends of the major axis and has an opening that extends along the major axis; resilient annular seats in contact with end portions of the ellipsoid element, and means for rotating the ellipsoid element to open and closed positions. (Machine-translation by Google Translate, not legally binding)
ES448831A1976-06-111976-06-11Improvements in valves for fluids. (Machine-translation by Google Translate, not legally binding)
ExpiredES448831A1
(en)