| 摘要 |
<p>Connecting part having a first end (46) comprising a first longitudinal groove (48) designed to be housed, at least partially, in the hole forming a cavity of a groove (20) in an external profiled element (12), and a second end (47) comprising a second longitudinal groove (49) intended to be housed at least partially in the hole forming a cavity of a groove (7) in an internal profiled element (1), each of the grooves being designed to accommodate a seal (29), on top of a part of a plug element (27) superposed on said connecting part (45). FIG. 7</p> |
