发明名称 GAME MACHINE
摘要 <P>PROBLEM TO BE SOLVED: To provide a game machine capable of suppressing impairment of amusement. <P>SOLUTION: A prescribed entrance lottery is executed based on reception of a game ball entering a receiving port. A prescribed entrance hole which is usually closed is opened based on a specific result obtained by an entrance lottery means, so that entrance of the game ball into the prescribed entrance hole is permitted. The game ball entering the prescribed entrance hole is used for a winning combination lottery executed in such a mode that the process of the lottery can be visually recognized. When the winning combination lottery is won, a jackpot game is executed. After the jackpot game is terminated, the play is controlled in an advantageous state in which winning combination lotteries are more frequently executed than in a regular state. In the advantageous state, a winning combination lottery is executed so that the lottery is won at a higher expectation value than in the regular state in such a mode as to be hardly recognized by a player. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2011250814(A) 申请公布日期 2011.12.15
申请号 JP20100124469 申请日期 2010.05.31
申请人 DAIICHI SHOKAI CO LTD 发明人 ICHIHARA TAKAAKI;KURITANI NOBUYUKI
分类号 A63F7/02 主分类号 A63F7/02
代理机构 代理人
主权项
地址