| 摘要 |
PROBLEM TO BE SOLVED: To provide a tower truck enabling a tower to be used for repair or the like of a shed extending from a platform onto a track. SOLUTION: The tower truck comprises a truck frame 2, respective pairs of wheels 4a and 4b mounted on a pair of rails 3a and 3b under it, and a pair of jack bases 7 and 7 that have a pair of jacks over the truck frame 2 and are to be inserted into a pair of legs 28a and 28b on one side of the tower 26. The employed truck frame 2 comprises a frame body 8 having the pair of wheels 4a mounted on one-side rail 3a, a pair of outrigger frames 9a and 9b that can be attached to or detached from the frame body 8 and have the pair of wheels 4b mounted on the other rail 3b, and a fixing metal 10 for fixing the outrigger frames 9a and 9b attachably or detachably from the outrigger frames 9a and 9b. COPYRIGHT: (C)2006,JPO&NCIPI
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