| 摘要 |
PURPOSE: A lift control tower is provided to allow a device having the lift control tower thereon to drive on the road in a safe state. CONSTITUTION: A driving tower contains upper and lower portion. A lifting pipe for lifting up/down the upper tower is engaged with chain gears. A geared motor(M) drives the upper tower connected to a chain engaged to the chain gear. A worm and worm gear(J3) are installed on a wire drum to install four wire clips(J7) on the drum so as to fix respective wires. On the rotation of the worm gear, the wires are wound to lift up/down the upper tower. |
