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Causeras Julia Joaquin
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Causeras Julia Joaquin
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Application filed by Causeras Julia JoaquinfiledCriticalCauseras Julia Joaquin
Priority to ES1974202149UpriorityCriticalpatent/ES202149Y/en
Publication of ES202149UpublicationCriticalpatent/ES202149U/en
Application grantedgrantedCritical
Publication of ES202149YpublicationCriticalpatent/ES202149Y/en
Perfected plug device, for air ducts, of the type that has a respective carrier assembly of the internal valve body and indistinctly at one of its ends of a male or female thread receiving one of the ducts, meanwhile the opposite end of said set account with an internal sleeve for retaining the coupling of the other conduit, for which purpose, said sleeve is provided with holes where two balls are housed which, selectively, can occupy positions of concealment within their respective sleeve bore or emergency in the central passage of the latter, by manual displacement of an external control sleeve provided with an internal projection of thrust of the balls, essentially characterized in that the sleeve is provided next to its mouth with a determining peripheral rim with its wall of a step as a stop displacement limiter of the external control sleeve. (Machine-translation by Google Translate, not legally binding)
Improvements in the construction of valve of step, of male cylindrical with sleeping hoses at axial elastic pressure. (Machine-translation by Google Translate, not legally binding)