| 摘要 |
PROBLEM TO BE SOLVED: To effectively prevent a variety of inconveniences attributed to the variation of a distance between the front of a game board and the rear of a transparent plate in a game machine such as a pachinko machine. SOLUTION: The pachinko machine 1 has a base frame 7 to which a game board 10 is mounted, an opening and closing door 30, one side of which is openably attached to the base frame 7 by a door opening and closing mechanism 20 and the other side is held in a closed state by a door closing mechanism 25. A opening window 31 through which the game area 12 of the game board 10 can be seen is formed and a transparent plate 42 blocking the opening window 31 is provided in the opening and closing door 30. In addition, the pachinko machine 1 is provided with a limit switch 51 detecting a distance between the front of the game board 10 and the rear of the transparent plate 42. The limit switch 51 is installed just below an outlet 50 provided at the lowest end of the game area 12. COPYRIGHT: (C)2003,JPO
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