| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a game machine suppressing an illegal act using a game medium for an illegal act with an operation line. <P>SOLUTION: The Pachinko game machine 10 includes a return restriction projection piece 50 having a reception groove 60 from the front end to a base end side below a detection switch 37S in a side flow-down trough 37. Thereby, when pulling back an illegal ball W from outside the Pachinko game machine 10 by the operation line L, the illegal ball W returns in a state that the operation line L is received in the reception groove 60, abuts on the lower face 50T of the return restriction projection piece 50, and cannot move upward by the return restriction projection piece 50. <P>COPYRIGHT: (C)2013,JPO&INPIT |
