| 摘要 |
Device for connecting cylindrical pipelines or pipes, characterised in that it includes, in combination: - a main body (1) in the shape of a hollow cylinder of vertical axis, having a coaxial cavity with two openings passing through the lateral walls of the body (1) and a horizontal end closing the cavity, - two articulation elements, the shape of which is matched to the shape of the lateral openings in the body (1), situated in the said openings and capable each one of pivoting about a vertical axis of rotation. The invention also relates to a method for manufacturing and installing the device. <IMAGE>
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