| 摘要 |
PROBLEM TO BE SOLVED: To easily and quickly perform a maintenance inspection of components such as horizontal rollers, a framed belt, and a flat belt in the vertical casing of a vertical extension section in a special conveyor without using a man carrying crane. SOLUTION: A vertically movable inspection board 32 is provided to surround the vertical casing 11 of the vertical extension section 3a in the special conveyor 3 from an outer peripheral section.
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