| 摘要 |
PROBLEM TO BE SOLVED: To provide a pinball game machine which improves the challenging desires and expectations felt by the players for the winning of the variable prize winning device with the game balls in the jackpot game by causing changes in the total number of prize balls obtained per jackpot game. SOLUTION: Setting operation means ('selection' button 21, 'definition' button 22, 'plus' button 23 and 'minus' button 24) are operated to alter and set the number of prize balls corresponding to detection means (count switch 25S, count switch 26S, count switch 27S and count switch 28S) for detecting the passage of the game balls through a plurality of ball entry areas (ball entry hole 111, ball entry hole 112, ball entry hole 113 and ball entry hole 114) provided in the variable prize winning device (major prize winning slot 8). COPYRIGHT: (C)2006,JPO&NCIPI
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