| 摘要 |
PROBLEM TO BE SOLVED: To prevent illegal opening and closing of the doors of game equipment by improving the security of the doors. SOLUTION: A locking system for the game equipment equipped with a locking means 28 is provided at each door of the game equipment 2a, 2b, 2c, 2d..., keys 4a, 4b, 4c... for requesting its unlocking, a control means 5 for instructing the locking means 28 being the object of the unlocking request to unlock when code information concerning the unlocking request stored by the keys 4a, 4b, 4c... coincides with that stored and held in advance separately, and a code update means 52 for regularly updating the code information stored by the keys 4a, 4b, 4c... and that stored and held by the control means 5.
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