| 摘要 |
PROBLEM TO BE SOLVED: To facilitate installation work of an outer frame and reduce the cost by suppressing the increase in the number of components and complication of the structure. SOLUTION: This outer frame structure of the game machine 1 retaining a front frame 3 for storing a game board 6 is formed of frame beams 12, 13, 14, and 15 provided in the upper/lower/left/right parts into a rectangular frame; front frame support devices 21 and 22 openably/closably supporting the front frame 3 are vertically provided; the lower part of the lower side front frame support device 22 can be vertically and steplessly extended/contracted; and a spacer member 20 is detachably constituted to the outside face of either of the left or right frame beam 12, 13, 14 or 15. COPYRIGHT: (C)2005,JPO&NCIPI
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