| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine which is easy in work of assembling the game machine, exchanging game boards, and connecting mutual wiring between game boards. SOLUTION: A main game board box 110, an effective sound control board box 94, and an illumination control box 86 are detachably attached to a second prize winning ball collecting cover 66 so that the three boxes can be collectively attached and detached in a mutually detachable condition. Thus the three board boxes 110, 94, 86 can be collectively and simultaneously detached and attached again in assembling and exchanging to make the work easier.
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