| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a surface lighting fixture that can extend a period for exchanging a light source when it does not emit light due to failure and lifetime and reducing the number of work at a high place and being safe and facilitating exchange of the light source and its maintenance. <P>SOLUTION: The surface lighting fixture includes a pair of rollers 3, 4 suspended from a ceiling and arranged at designated intervals, a motor 5 arranged on the rollers 3, 4 and making the rollers 3, 4 rotate, a screen 2 wound around the rollers 3, 4 and having a plurality of surface light sources 9, and a control part 8 for controlling irradiation of the surface light source 9 and drive of the rollers 3, 4. <P>COPYRIGHT: (C)2013,JPO&INPIT |
