| 摘要 |
PROBLEM TO BE SOLVED: To enhance the game property during a jackpot mode by increasing/decreasing the number of winning balls obtained in the jackpot mode without increasing the number of regular electric generators. SOLUTION: When a regular symbol lottery is won, a regular electric generator 16a is opened and operated after the variable display of regular symbols. When a special symbol lottery is won, the jackpot mode is made to appear after the variable display of special symbols. A special electric generator 15a is opened and operated in the jackpot mode with the entrance of a prescribed number of game balls into a large winning hole 15A as a condition for termination of one round, and a plurality of rounds of games are repeated at prescribed time intervals in the pachinko game machine 1. The pachinko game machine 1 has the regular electric generator 16a disposed on the downstream side of the large winning hole 15A, and a plurality of kinds of the time intervals of the opening operation in the jackpot mode of the special electric generator 15a are set, so that the time interval is selected based on a prescribed condition. COPYRIGHT: (C)2008,JPO&INPIT |
