| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent a fraudulent act causing a fraudulent winning. <P>SOLUTION: A variable winning device determines an abnormality when a game ball is detected by a specific starting detection means in a period of an opened state or a period except a period to the time after a lapse of predetermined time from the time of a shift from the opened state to a closed state. Additionally, control is performed to at least any one advantageous state among: a state of shortening a variable display time of second identification information; a state in which a predetermined display result can be more easily derived and displayed on a second variable display means than in a normal state; and a state in which a time for bringing the variable winning device into the opened state is set longer than in the normal state. The variable display time in the case of being controlled to the advantageous state is set shorter than the predetermined time. <P>COPYRIGHT: (C)2012,JPO&INPIT |
