| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily cope with a change of a distance between rails and a size change of a carried object such as a box culvert, and to carry out a smooth and safe carrying work. SOLUTION: A carrying truck 10 is equipped with two travelling parts 13, 14 which can travel along two rails 11, 12 laid on a carrying path, carried object loading parts 15, 16 provided on the traveling parts 13, 14 and a coupling member 17 to couple the travelling parts 13, 14. Retractable oil-hydraulic cylinders 18, 19 to change a distance between the traveling parts 13, 14 are provided on the coupling member 17.</p> |
