| 摘要 |
PURPOSE: A screen device for use in an indoor advertisement apparatus is provided to improve device efficiency thereof by equipping a front projection screen and a rear projection screen thereinto since the front projection screen is utilized as a guide broadcast at an indoor during a day and the rear projection screen is utilized as advertizement broadcast at an outdoor during at night. CONSTITUTION: A screen device for use in an indoor advertisement apparatus includes a player(10) for reproducing the content of the advertisement in a moving picture, a projector for projecting the contents of the moving picture reproduced by the player(10), a pair of screens(30,31) capable of displaying the advertisement by installing the inner surface of the glass wall(32) so as to display the image illuminated by the player(10) and the projector and a driving motor(40) for opening and closing the screens(30,31), wherein the glass wall(32) is provided with a front projection screen(30) installed at the inner surface thereof and a rear projection screen(31) installed at the outer surface thereof since the front projection screen(30) is utilized as a guide broadcast at an indoor during a day and the rear projection screen(31) is utilized as advertizement broadcast at an outdoor during a night.
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