| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To improve an interesting property by increasing opportunities to cause a special game condition in a combination game machine. <P>SOLUTION: The combination game machine is provided with a pattern display device 31 stationarily displaying patterns after the patterns are varyingly displayed under fixed conditions, a variable ball entrance device opening a first accessory operating slot 32 at the time when the patterns of the pattern display device 31 are specific patterns and a special game causing device validating a second accessory operating gate 30 to open a second accessory operating slot 33 by the passage of a game ball at the time when the game ball entering the first accessory operating slot 32 enters a specific area, and increasing the probability of opening the first accessory operating slot 32 only during a unit game of a prescribed frequency, and makes opens the first accessory operating opening 32 operable at the start of a first unit game after the special game condition ends. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
