| 摘要 |
<p>The invention concerns a low-permeability connecting device of a first connection piece (3) extending a tube (2) to a second connection piece (10) borne by the wall (1) of a member whereto the tube (2) is linked, wherein the second connection piece (10) has two substantially concentric walls (11, 12) defining between them a blind annular housing (13) for receiving the first connection piece (3) while a sealing element (15) extends between the inner surface (11a) of the outermost wall (11) of the second connection piece and the outer surface (8) of the first connection piece when the latter is placed into said housing (13).</p> |
