| 简介 |
PROBLEM TO BE SOLVED : To provide the board box of a game machine which makes it possible to identify whether or not it is genuine and prevent fraudulence.SOLUTION : In the board box of the game machine comprising a box body 2 for housing a circuit board in the inside, a lid body 3 for closing the upper opening of the box body 2 and a locking mechanism 5 for locking the box body 2 and the lid body 3, at least one of the box body 2, the lid body 3 and the locking mechanism 5 is made of a resin containing a luminous body which emits fluorescence by irradiation with ultraviolet rays, and the luminous body composed of at least one or both of a rare earth complex and an organic coloring matter is used. On at least one of the box body 2, the lid body 3 and the locking mechanism 5, an identification mark 7 or a bar code 71 displaying that it is genuine can be drawn by the luminous body.COPYRIGHT : (C)2008, JPO&INPIT |
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