| 摘要 |
PROBLEM TO BE SOLVED: To prevent fixing members of a game board from interfering internal surfaces of outer frames in the loading or unloading of the game board with front frames closed on the back side of a game machine. SOLUTION: The fixing members 50 of the game board are so arranged that the internal surface 2a of the outer frame near the fixing members of the game board is located outside the fixing members 50 of the game board from an area L where parts of the fixing members 50 of the game board positioned in the outer frames 2 move when the fixing members 50 of the game board with the front frame 41 closed shift from the position of the fixing the game board to the position of releasing the fixing of the game board.
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