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.)
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Pirelli and C SpA
Original Assignee
Pirelli SpA
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Filing date
Publication date
Application filed by Pirelli SpAfiledCriticalPirelli SpA
Priority to ES227912ApriorityCriticalpatent/ES227912A1/en
Publication of ES227912A1publicationCriticalpatent/ES227912A1/en
A method for splicing thermoplastic synthetic resin tubes for fluid transport, according to which one end of the tube is formed in the form of a double vessel and the other end of the tube, attachable to the first, is provided with an annular seal of material tightness elastic, characterized in that it has at the end of a dockable tube, firstly a sleeve of the same resin, or of different resin or of another material, which together with the annular joint seal, can completely occupy the remaining gap between the larger diameter vessel and the attachable end and then the lining, placing the latter in the precise final position and temporarily placing the sleeve away from the position that should definitely occupy; in covering with an adhesive the area that will then be occupied by the sleeve; in bringing this to its final position, in which it is in contact with the tightness garrison; in coating with adhesive the outer surface of the sleeve and the head of the attachable tube and finally, in introducing the dockable end of the tube in such prepared form, in the end of the tube configured in a double vessel. (Machine-translation by Google Translate, not legally binding)
ES227912A1956-04-041956-04-04A procedure to join synthetic resin tubes. (Machine-translation by Google Translate, not legally binding)
ExpiredES227912A1
(en)
Solderless joint for pipes of central heating systems - has plastic muff secured to pipes with adhesive and provided with rubber sleeve in enlarged central bore