| 摘要 |
PROBLEM TO BE SOLVED: To enable a door to be agilely opened by allowing an opening operation to be conducted according to the use through, at opening of a front door, allowing upper/lower doors to be unlocked to open separately and allowing them to be unlocked to open at the same time in a game machine having the front door divided into the upper/lower doors and locked individually. SOLUTION: Inserting a key body into a lock body 90 provided on the lower door 40 to rotate it makes a lower door shifting body 71 shift downward, unlocking only the lower door 40. Inserting the key body into a lock body 100 provided on the upper door 50 to rotate it makes an upper door shifting body 51 shift downward and a lower door shifting body 71 of the lower door 40 downward by a push-down part 52 provided on the body 51 pushing down a contact part 72 provided on the body 71, unlocking the upper door 30 and the lower door 40. COPYRIGHT: (C)2009,JPO&INPIT
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