发明名称 SLOT MACHINE
摘要 <P>PROBLEM TO BE SOLVED: To provide a slot machine minimizing the player's sense of loss by providing a chance of awarding a prize, immediately after a game is shifted from a mode having a high probability of awarding a prize to a mode having a low probability of awarding a prize. <P>SOLUTION: After a game is shifted from a specific mode in which drawing of an AT prize is expected upon drawing a specific prize symbol combination to another lottery mode in which drawing of the AT prize is not expected upon drawing the specific prize symbol combination compared with the specific mode, the rate of performance of a small prize drawing indication presentation which indicates the drawing of the specific prize symbol combination is restricted, until presentation restriction games (5 games for a bell symbol mode before shifted, 10 games for a watermelon symbol mode or cherry symbol mode before shifted) are finished. <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2013027571(A) 申请公布日期 2013.02.07
申请号 JP20110165905 申请日期 2011.07.28
申请人 SANKYO CO LTD 发明人 OGURA TOSHIO;KOBAYASHI TAKEAKI
分类号 A63F5/04 主分类号 A63F5/04
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