| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a game machine, while gradually attracting player's amusement until generation of a state profitable to the player, capable of linking a plurality of winning games during the state profitable to the player and of making movement of an opening/closing member diversified. <P>SOLUTION: In the game machine, unless the opening/closing member of an extra-symbol-starting electric generator is opened from determination of a normal winning, a game ball does not win in the generator. When the ball wins in the generator and jackpot determination is conducted to determine a jackpot, a jackpot game is executed. In the game machine, on the occasion of a finish of the jackpot game, a probability variation time-shortening state can be generated. In the duration of the probability variation time-shortening state, a probability with which a normal winning is determined is higher than that in a normal state; the jackpot is reliably determined; and opening of the generator and that of a jackpot pocket are alternately conducted in a short time. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
