| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pachinko game machine capable of reducing the number of waste balls leading to player's loss by launching a game ball at good timing and preventing a player from having sense of fatigue when a drive ball in port becomes an expanded and opened condition by expansion and opening drive. <P>SOLUTION: This pachinko game machine is provided with a launch device for launching game balls continuously, a springing force adjusting means for adjusting springing force of a game ball, a launch stop control means capable of stopping and controlling while keeping fixed springing force, a game value providing means for providing the player with value in a game by entering the drive ball in port, and a drive control means for letting the drive ball in port perform expansion and opening drive or shrinkage closing drive due to entrance of a game ball into a cause ball in port. The pachinko game machine is provided with a launch timing informing means for informing the player of launch timing of a game ball by the launch device so that a game ball reaches the drive ball in port easily during expansion and opening of the drive ball in port. Both of the drive ball in port and the cause ball in port are arranged at a position where a launched game ball can pass at one adjustment stage by the springing force adjusting means. <P>COPYRIGHT: (C)2003,JPO |
