| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a game machine including a rotary-drum-type performance device that can change a display state on a display surface in a simple configuration and executing highly interesting performance display. <P>SOLUTION: In the game machine including a performance device that operates in relation to progress of a game, the performance device includes a rotary drum that includes a plurality of display surfaces and can execute rotary operation in relation to the progress of a game, a transparent light guide plate that composes a predetermined display surface of the rotary drum and forms an anisotropic reflection pattern indicating a predetermined image in relation to the progress of a game on the surface, and a light-irradiating means of applying light to the light guide plate from a predetermined direction. The predetermined image in the light guide plate reaches a non-display state when the light-irradiating means is off and is displayed by illumination of the light guide plate by the light-irradiating means. <P>COPYRIGHT: (C)2013,JPO&INPIT |
