| 摘要 |
PROBLEM TO BE SOLVED: To enable players to accurately determine how wins have been earned when playing a game on a slot machine which executes internal lottery more than once per game. SOLUTION: In the slot machine capable of executing the internal lottery at each operation of a start lever 11 being limited to the prescribed count per game, when a player depresses a data display button 6, it displays the cumulative number of games, the cumulative count of lottery and the count of winning until just before the data display button 6 has been depressed while calculating and displaying the probability of winning based on the additional count of lottery, which indicates the ratio of the count of winning to the additional count of lottery obtained by subtracting the cumulative number of games from the cumulative count of lottery. COPYRIGHT: (C)2009,JPO&INPIT
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