| 摘要 |
PROBLEM TO BE SOLVED: To prevent tokens from being swallowed. SOLUTION: The slot machine comprises a token sensor 90 for detecting a token and outputting a token detection signal, a counter means 110 for counting the number of tokens based on the medal detection signal, and a start switch 41 for outputting a start signal. In addition, the slot machine also has a first latch means 20 for latching the value counted by the counter means 110 at the rising edge of the start signal as a first counted value, a number determining means 140 for determining whether the first counted value is a prescribed number or not, a second latch means 130 for latching the value counted by the counter means at the trailing edge of the start signal as a second counted value, and a lottery means 150 for executing a lottery according to the first counted value if the first counted value is the prescribed number and executing a lottery according to the second counted value if the first counted value is not the prescribed number. COPYRIGHT: (C)2004,JPO&NCIPI
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