| 摘要 |
PROBLEM TO BE SOLVED: To provide a lock structure preventing the easy disengagement of a lock member from the front side of a game machine to prevent a mischief or fraudulent act from being committed on the game machine. SOLUTION: In the lock structure, the lock member 34 provided at a frame plate portion 32 of a front surface member 30 is engaged with or disengaged from an engagement hole 26 provided at a fixing portion T1 of the game machine body side. The lock member includes a main shaft portion 35 having an engaging end portion 36 for engaging the engagement hole 26 and an operating projection portion 37 integrally formed at the rear part of the main shaft portion. The main shaft portion is held so as to be turned at a holding portion 33 formed on the front side of the frame plate portion 32 and so as to be slid in the axial direction of the holding portion 33. The operating projection portion projects to the back side of the frame plate portion 32 through a window portion 40 formed at the frame plate portion, and the window portion has a stopper portion 41, a turning operation notch portion 42, and a moving operation notch portion 43. COPYRIGHT: (C)2005,JPO&NCIPI
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