| 摘要 |
<p>A pipe coupling for connecting a pipe end portion (2) to a wall (4) formed with a bore (6), for example a manhole wall consisting of concrete, comprising a substantially rigid sleeve (8) having an outer surface connected with the bore (6) in the wall (4) and an inner surface connected with the pipe end portion (2). A sealing device (20) is positioned between the outer surface of the sleeve and the surface defining the bore in the wall. A further sealing device (24) is positioned between the inner surface of the sleeve and the outer surface of the pipe end portion. <IMAGE></p> |
