| 摘要 |
PROBLEM TO BE SOLVED: To suppress the frequency of the replacement and the position shifting of a belt at a game ball recycling device which is often realized as an elevating device at a pachinko island. SOLUTION: The elevating device 1 is provided with a circulate-driven leather belt 15, a lamp box 17 and a canvas belt 21 fixed with a titanium oxide photocatalyst. Game balls entering from an introducing port 35 are pressed to the belt 21 by the belt 15. At this time, an ultraviolet lamp 23 inside of the box is lighted to excite the photocatalyst to resolve the component of dirt or odor stuck to the surface of the game balls to keep the game balls sanitary with a conventional wiping operation. In addition, as dirt on the belt 21 itself is also decomposed by the photocatalyst, the frequency of the replacement and the position shifting of the belt 21 is reduced. |
