| 摘要 |
PROBLEM TO BE SOLVED: To provide a slot machine which can avoid the disadvantages the players suffer by preventing the start of the games at a lower winning probability attributed to the carelessness and misunderstanding of the players. SOLUTION: When the number of betting is set to less than the maximum number of betting by the number of medals thrown in or the operation of betting switches 11 and 12, when a start lever 7 for the spin drum reels 3-5 is turned on, the start is reserved. When a credit return switch 19 is operated, for example, to cancel the game under the reservation of the start of the spin drum reels 3-5, a CPU 21 makes the random number already acquired of the operation involved invalid to nullify the lottery. COPYRIGHT: (C)2005,JPO&NCIPI
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