| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a game machine capable of preventing a fraud to a game control board and, when a fraud is done, easily and surely identifying that the fraud is done. Ž<P>SOLUTION: A main control board case set 210 of this game machine has: a board case 214 retaining a main control board 102 and having a first insertion hole 222; a case cover 216 joined with the board case 214 and surroundingly covering the main control board 102 between itself and the board case 214, and having a second insertion hole 226 adapted to be communicated with the first insertion hole 222 when the board case 214 is joined; a pin member 218 inserted into the mutually communicated first insertion hole 222 and second insertion hole 226 to retain the joining state between the board case 214 and the case cover 216; and a filling member 234 stored in the first insertion hole 222 or the second insertion hole 226, expanded by heating and hardened with its filling the first insertion hole 222 or the second insertion hole 226 to cover the pin member 218. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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