| 摘要 |
PROBLEM TO BE SOLVED: To enable the display of varied images such as notice images on organic EL displays provided on used buttons whose operation is already completed by arranging the organic EL displays on all of buttons or the plural number of them out of a bet button, a start lever and other buttons such as stop buttons concerning a slot machine. SOLUTION: The organic EL displays (101, 114 and 123) are arranged separately on each surface of all of buttons or some and the plural number of buttons out of the bet button (100), the start lever (110) and all buttons of a plurality of stop buttons (120-122). A game controller (200) includes a button display control means (440) for displaying images on the organic EL displays (101, 114 and 123) arranged on the used buttons whose operation is already completed out of the plurality of buttons. COPYRIGHT: (C)2009,JPO&INPIT
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