| 摘要 |
<p>PURPOSE: To realize the constitution of a plurality of desired screens in an arbitrary positions and combination and, at the same time, enable an arbitrary addition, deletion, movement or recording of a desired screen. CONSTITUTION: At the upper and lower parts on the fore side of a base screen 1 serving as a display base, a plurality of movable screen guide rails 4a, 4b, 4c and 4d, 4e and 4f are provided so as to so constitute as to make movable screens 2a, 2b and 2c and a transparent movable screen 3 movable parallel to the base screen 1 among the three vertical pairs of the guide rails along the pairs of the guide rails and, at the same time, mount the movable screens 2a, 2b and 2c and the transparent movable screen 3 moving on tire pairs of the guide rails in a movable screen housing space 5 along the pairs of the guide rails.</p> |
