| 摘要 |
PURPOSE: To provide a method for moving a work vehicle capable of moving plural work wagons from a dangerous boundary to deep inside a work site and securing the safety of a base station more. CONSTITUTION: The base station 1, a repeater station 3 for performing remote control by millimeter wave communication from the base station 1 and a mobile communication repeater vehicle 5 to be remotely controlled by the millimeter wave communication from the base station 1 and SS radio from the repeater station 3 are disposed at prescribed places outside the danger boundary K. Through specified small power radio from the mobile communication repeater vehicle 5 based on the millimeter wave communication from the base station 1, the plural work vehicle 7, 9 and 11 are moved ahead within a range that the specified small power radio covers. Thereafter, the mobile communication repeater vehicle 5 is moved to the position where the plural work vehicle 7, 9 and 11 advanced to through the SS radio from the repeater station based on the millimeter wave communication from the base station 1. By repeating the remotely controlled moving operation, moving to the work site is performed. |
