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MUNOA VITORIA NICASIA
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MUNOA VITORIA NICASIA
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Application filed by MUNOA VITORIA NICASIAfiledCriticalMUNOA VITORIA NICASIA
Priority to ES0069269UpriorityCriticalpatent/ES69269Y/en
Publication of ES69269UpublicationCriticalpatent/ES69269U/en
Application grantedgrantedCritical
Publication of ES69269YpublicationCriticalpatent/ES69269Y/en
Device against the retraction of a pumped fluid characterized by being constituted with a cylindrical body provided with a small hole in an external annular channel in its central region, from whose small hole it goes toward one of the ends of the body a narrow perforation which then widens funnel shaped, then continues in cylindrical shape and ends up to the mouth with an internal threading; a fluid check valve formed by a piece of conical steel adaptable to said funnel to which a rubber washer recessed in the center of its external face is adhered; a helical spring suitable to be supported at one of its ends in said hole of the washer, and a cylindrical piece of externally threaded metal to be screwed more or less deeply into the threaded region of said bore, provided said cylindrical part on its face internal lateral of a central nipple and its threaded surface of several longitudinal grooves evenly distributed around the passage of the fluid. (Machine-translation by Google Translate, not legally binding)
ES0069269U1958-10-241958-10-24
Device against the recoil of a pumped fluid
ExpiredES69269Y
(en)
Improvements in the devices for the assembly with pressure oil, of a pressure lace union (Machine-translation by Google Translate, not legally binding)