| 摘要 |
<p>PURPOSE:To lay a cable with a super workability to an accident prevention trough in a telephone-tunnel by being loaded with a rope coiler to a cable laying car having a guide section and by automatically travelling the cable laying car in coiling the rope stretched along the accident prevention trough. CONSTITUTION:A cable 7 is drawn in by an electric catapillar, etc., and pulled into a telephone-tunnel 1 in supporting the cable with a shelf roller 3. Then, an electric winch 17 is operated. When the electric winch 17 is operated, it coils up a rope 22 and a pedestal 11 will be drawn through blocks 21 and 11a with the rope 22. When a cable laying car 10 travels, the cable 7 is guided to a guide roller 15 while controlled by a guide roller 16 and is enclosed continuously into an accident prevention trough 6.</p> |
