| 摘要 |
Pressure-tight mechanical insulating joint which can be inserted on metal jackets of telephone cables and/or metal tubing, characterised in that it consists of a first metal tube or internal tube 1, a second metal tube or external tube 2, which partially overlaps the first tube 1, a collar of plastic resin 7, inserted in the overlapping section 3 of the two tubes 1, 2, and an O- ring type seal 8 which is operatively incorporated in said resin collar 7. <IMAGE> |
