| 摘要 |
PROBLEM TO BE SOLVED: To prevent a positioning point from being easily slipped when the members forming the whole of an unloading platform elevating device are each rattled and deflected, and make adjustment for accurate positioning. SOLUTION: In this unloading platform elevating device 10, an unloading platform 12 is provided for a loading platform 2 by way of a link mechanism having an upper an a lower link 15 and 17. In this case, an abutting part 15a of the upper link 15 out of the link mechanism for regulating the upward movement of the unloading platform 12 when the good receiving table 12 arrives at the maximum elevation position, is provided for the loading platform 2 side, and the abutting part 15a is so formed that its position abutting against a part of the upper link 15 can be adjusted.
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