| 摘要 |
PURPOSE:To stably put a trailer on another, in a storage device of the trailer, by using auxiliary leg bearer plates, engaged to a frame of the trailer and extended to its auxiliary leg part, and wheel spacers having a wheel receiver part. CONSTITUTION:A trailer (a) is towed to a prescribed position below rails 1, 1a and stably placed by auxilizry legs 13, 13. Then auxiliary leg bearer plates 14, 14a are mounted to a suitable front position in a frame 11 of the trailer, further wheel spacers 18 are set in a back-to-back state to a part of wheels 17 in the trailer. And then another trailer a' to be put on is towed to the side of the trailer (a), and hoists 6, 6a and their running device are controlled to engage hooks 12, 12a, provided in their lower end, to frames 11, 11a of the trailer a'. Then the hoists 6, 6a are controlled, and the trailer a' is suspended, moved on to the trailer (a) and successively put on one after another. |
