| 摘要 |
<p>The invention concerns a device for fixing and shrinking a mechanically retractable impervious sheath (6) on an entry duct (4) of an electric wire into an electrical box. Said device comprises a support whereon the impervious sheath (6) is pulled on, said support consisting of a first tube (8) designed to be fixed on said flue (4) and a second tube (10) nested on the first tube (8), a traction member (12) is provided for removing the second tube (10) from the impervious sheath (8) when the electric wire (14) is inserted in the box through said support so that the impervious sheath (8) is urged to enclose together the electric wire (14), the first tube (8) and the flue (4).</p> |
