| 摘要 |
PROBLEM TO BE SOLVED: To prevent delay of pachinko balls at an upper part of a game island, and eliminate bad effects on a separating device. SOLUTION: This structure comprises an overflow tube in which pachinko balls overflowing from an upper ball tank provided in a game island pass, a recovery tube 33 in which pachinko balls recovered from a separate game island from the above game island to the above ball tank pass, a junction box 29 with which the overflow tube and the recovery tube 33 are both communicated through openings 26b, 33a, and a recovery and overflow hose 32 extended from the junction box 29, a position of the opening 26b in the junction box 29 communicated with the overflow tube is disposed above a position of the opening 33 communicated with the recovery tube 33, and the recovery and overflow hose 32 is a passage for overflowing pachinko balls and recovered pachinko balls after joining each other in the junction box 29.
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