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    • 41. 发明专利
    • TRACK TRAVELING VEHICLE
    • JP2002154795A
    • 2002-05-28
    • JP2000354728
    • 2000-11-21
    • HIGASHI NIPPON RYOKAKU TETSUDONIPPON DENSETSU KOGYO CO LTD
    • MATSUMOTO YOSHIHIROISHIKAWA TORUHONMA YUMIKOSAKAGAWA MASAHIROIWASE MASAYUKI
    • B61D15/00B60F1/04B66F9/06B66F11/04H02G1/06
    • PROBLEM TO BE SOLVED: To prevent the damage to a new trolley wire in the replacement work of a trolley wire. SOLUTION: A road/track working vehicle 1 has a vertically lifting type first lifting device 21 on a vehicle body 3. A placing base 25 is mounted to the upper part of the first lifting device 21, and a vertically lifting type second lifting device 30 and third lifting device 40 are provided on both sides in the vehicle body lateral direction of the upper part of the placing base. A first workbench 31 and a second workbench 41 arranged with a specified clearance 81 in the lateral direction of the vehicle body are provided at the respective upper parts of the second lifting device 30 and third lifting device 40. A first connecting plate 33 and a second connecting plate 46 swingable in the vertical direction are pivotally connected to the inner peripheral edge parts of work floors 32, 42 on the facing side of the first workbench 31 and second workbench 41. When the first connecting plate 33 and second connecting plate 46 are swung into a horizontal state in the state of the respective upper faces of the work floors 32, 42 being positioned flush with each other, the clearance 81 is covered in a plane state with the first connecting plate 33 and second connecting plate 46, and the first workbench 31 and second workbench 41 form one workbench.