| 摘要 |
PROBLEM TO BE SOLVED: To enable even a beginner to effectively prevent Pachinko balls from being shooted in a Pachinko game machine provided with a variable winning port that an entrance is enlarged for a prescribed time when a winning pattern is displayed at a pattern display device. SOLUTION: In the state (F=1) that the probability of displaying the winning pattern at a normal pattern display device is high, when a Pachinko ball passes through a normal pattern starting gate, winning lottery is performed and winning is selected as the result of the lottery, the enlargement of the entrance of a motor-driven tulip is notified beforehand to a special pattern display device. At the point of time at two seconds after the advance notice, the winning pattern is displayed at the normal pattern display device and the entrance of the motor-driven tulip is enlarged. At the point of time at 1.5 second after that, the reduction in the entrance of the motor-driven tulip is notified beforehand. At the point of time at two seconds after the advance notice, the entrance of the motor-driven tulip is reduced. |
