| 摘要 |
<p>PURPOSE:To improve the efficiency of a cable-laying work by providing a cable ladder integrally having a hollow shooter and a cable-laying means having a shuttle and rope inserted into the shooter and connecting a cable or spare rope. CONSTITUTION:The upper part of the side wall 11 or main girder 13 of a cable ladder 1 is provided with a shooter 2 equipped with an axially continuous slit 6. The shooter 2 is hollow and capable of inserting a shuttle 3 and rope 4 as cable-laying means inside. The slit 6 of the shooter 2 connects the shuttle 3 and a cable C or spare rope 20 towing the cable.</p> |
