| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a Pachinko game machine capable of solving a problem of the bite-in of balls, and preventing fraudulent acts of the player by supporting a security board to the body of the game machine in such a manner as to be opened and closed from the game board side and constituting the security board in such a constitution as to be locked in an unlockable manner to the body of the game board when the security board is closed and the bite-in of the balls can be eliminated in a state of being locked. <P>SOLUTION: The security board S is supported to a frame body H of the body of the game machine so as to be opened and closed by means of an outer frame 61. An inner frame 62 is assembled into the outer frame 61 so as to move up and down. A displacement board member 63 is equipped with a glass board 64, and assembled into the inner frame 62 so as to be displaced in the back and forth direction according to the up-and-down movement of the inner frame 62. A locking mechanism 43 is so configured as to lock the security board S in an unlockable manner to the body of the game machine. Thus, the security board S in a state of being locked by means of the locking mechanism 43 advances the displacement board member according to the up-and-down movement of the inner frame 62 to eliminate the bite-in of the balls between the glass board 64 and a game board P. <P>COPYRIGHT: (C)2012,JPO&INPIT |
