A rocky, hermetic junction for metal pipes (Machine-translation by Google Translate, not legally binding)

摘要

A threaded, watertight connection for metallic pipes, essentially characterized by the fact that it consists of two bushings screwed to each other within the assembly, of which a sleeve of compressible synthetic rubber is enclosed against the ends of the tubes that have been of joining, provided with reliefs in which the aforementioned rubber sleeve is adjustable when a bushing is screwed the other so that it is tightened between them. (Machine-translation by Google Translate, not legally binding)