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Individual
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Individual
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Priority to ES91010UpriorityCriticalpatent/ES91010Y/en
Publication of ES91010UpublicationCriticalpatent/ES91010U/en
Application grantedgrantedCritical
Publication of ES91010YpublicationCriticalpatent/ES91010Y/en
Coupling sleeve for tubes, particularly for ribbed conduits, characterized in that its body intended to be coupled with the end of said tube is provided with at least a pair of longitudinal cuts forming respective elastic tongues, inserted so that they protrude towards the inside of the tube. Said body and present its corrugated inner surface according to the external surface of the tube to elastically couple with it. (Machine-translation by Google Translate, not legally binding)
ES91010U1962-01-101962-01-10
Connecting sleeve for pipes
ExpiredES91010Y
(en)
Improvements introduced in the manufacture of flexible connection parts to make joints between extreme pipes. (Machine-translation by Google Translate, not legally binding)