| 摘要 |
PURPOSE: An insulation tube for a bus line is provided to prevent safety accidents by enabling operators to check the malfunction of devices inside the insulation tube. CONSTITUTION: An insulation tube(100) is installed on a bus line(1) for insulating the bus line. A branch bar(2) or a cable(3) is connected to the bus line using a bolt(11) and a nut(12). The insulation tube is produced with the various length. The insulation tube includes a variable color image display(110) changing colors by heating, installed on the outside of the insulation tube to the longitudinal direction. |
