| 摘要 |
PROBLEM TO BE SOLVED: To provide a better solution that secures the quality of a ball detector and a game machine for reuse, because the ball detector may be used more often than its guaranteed number of operation times when the ball detector is continuously reused for a plurality of pachinko game machines. SOLUTION: This game board is equipped with two or more ball detectors. Each scoring device mounted on this game board is connected to one of those ball detectors. At least either one of the signal cable or the signal cable connector of each ball detector has a different color from that of the other detectors, depending on the kind of the scoring device it is connected to. COPYRIGHT: (C)2004,JPO
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