| 摘要 |
PROBLEM TO BE SOLVED: To prevent a fraudulent access to a stop switch board stored in an operation part, uniformly light a member to be depressed by a player, and highly accurately detect an operation intended by the player.SOLUTION: An operation part 15 includes a depression body 19, a storage part 300, and a stop switch board 400 mounted with an LED 410, and a photosensor 420. A cover part 500 is fixed to a frame member of a front door 2b by locking claws 502 and screw holes formed on first boss parts 503, and the storage part 300 storing the stop switch board 400 is fixed to second boss parts 504 formed on the back side of the cover part 500 by screws. Depressing operation parts 220 each include a flange part 222 preventing pull-out thereof from an insertion hole 501 of the cover part 500, formed thereon, and the flange part 222 prevents insertion of a fraudulent tool from the insertion hole 501. |
