| 摘要 |
PROBLEM TO BE SOLVED: To facilitate maintenance of a rear surface unit, etc., in a slot machine including the rear surface unit on the rear surface of a front door. SOLUTION: The slot machine 10 comprises: a case 20, the front door 30, the rear surface unit 60; and a lock member 110. The front door 30 is turned with a door hinge 90 as a center to open/close the opening part of the case 20. The rear surface unit 60 is turned with a rear surface unit hinge 100 as a center, and stored in a prescribed position on the rear surface of the front door 30, or shaken in a rear direction from the prescribed position. The lock member 110 is moved to a preclusion position being a position to preclude the closing of the front door 30 or a release position being a position to close the front door 30. When the front door 30 is opened, and the rear surface unit 60 is shaken, the lock member 110 is moved from the release position to the preclusion position. COPYRIGHT: (C)2003,JPO
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