| 摘要 |
PROBLEM TO BE SOLVED: To provide a pinball game machine which can prevent the fraudulence by frustrating the fraudulent attempt to change the motion of game balls by impacting the pinball game machines. SOLUTION: In the pinball game machine which executes the shift to the special game advantageous for the players when the game balls shot onto a game board 21 enter the V prize winning slot (specified ball entry slot) 35 provided in a prize winning device 3, the prize winning device 3 affecting the motion of the game balls leading to the V prize winning slot 35 is combined with the game board 21, which supports the prize winning device 3 assembled thereon, using a vibrationproof member 4a. COPYRIGHT: (C)2006,JPO&NCIPI
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