| 摘要 |
PROBLEM TO BE SOLVED: To accurately detect ball break regardless of ball clogging or the soil and dust of balls and deliver the specified number of pachinko balls in the meantime. SOLUTION: In a pachinko machine with a pachinko ball delivery device 6 provided at the terminus of a lead-out chute 4 for making pachinko balls in a ball tank 3 flow down, detecting switches 24 and 24' are provided at the lead-out chute 4, in a position where the specified number of pachinko balls delivered at a time from the pachinko ball delivery device 6 are secured, and ball break in the lead-out chute 4 is detected by the detecting switches 24 and 24'.
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