| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress an act intending continuation of receiving privilege performed by using a fraudulent device larger than a regular game ball. <P>SOLUTION: An assembly board 81 is provided on the back face of a game board 24. In the assembly board 81, a recovery passage 82 is formed which guides, to the outside of a Pachinko machine, a game ball entering various kinds of winning pockets to win a prize and guided to the back face of the game board 24. The recovery passage 82 includes an assembly recovery passage 83 provided communicated with a general winning pocket, and a prize winning detection sensor 86 is provided in an assembly passage area 88 of the assembly recovery passage 83. In this case, a narrow width area is provided upstream of the prize winning detection sensor 86 in the assembly passage area 88, the narrow width area preventing a fraudulent ball, which is larger than a game ball and can get into a general winning pocket to win a prize but cannot pass the prize winning detection sensor 86, from flowing toward the prize winning detection sensor 86. <P>COPYRIGHT: (C)2012,JPO&INPIT |
