| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a game machine capable of preventing a fraud using a wrong ball. <P>SOLUTION: The game machine 1 includes: a shooting path 43 for guiding a game ball shot by a shooter 460 to a playfield 31 formed on a game board 30; and a valve body 400, which is arranged in an outlet portion of the shooting path 43, allows the game ball to flow in the playfield 31 from the shooting path 43, and at the same time inhibits the game ball to flow back to the shooting path 43 from the playfield 31. The valve body 400 includes an engagement part 410 that is engageable with a thread member 420 when the wrong ball being tied to a thread member 420 is shot from the shooting path 43 to the playfield 31. <P>COPYRIGHT: (C)2012,JPO&INPIT |
