Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Corporacion Empresarial de Materiales de Construccion COEMAC SA
Original Assignee
Corporacion Empresarial de Materiales de Construccion COEMAC SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Corporacion Empresarial de Materiales de Construccion COEMAC SAfiledCriticalCorporacion Empresarial de Materiales de Construccion COEMAC SA
Priority to ES116401UpriorityCriticalpatent/ES116401Y/en
Publication of ES116401UpublicationCriticalpatent/ES116401U/en
Application grantedgrantedCritical
Publication of ES116401YpublicationCriticalpatent/ES116401Y/en
Device for the hermetic coupling of tubes with elastic packing rings, characterized in that between the smooth end of one of the tubes and the half-cup widening, which has a series of external stepped trochoconical friction bands, another internal analogous series and an annular stop in one of the edges intended to support the end of the widening of one of the tubes. (Machine-translation by Google Translate, not legally binding)
ES116401U1965-10-041965-10-04
DEVICE FOR THE HERMETIC COUPLING OF TUBES.
ExpiredES116401Y
(en)