| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a balloon lighting device which has a light source part that can adjust a light irradiation angle according to working places and can adjust the light irradiation angle easily and promptly without using any tool. <P>SOLUTION: The balloon lighting device is provided with a light source part 4 composed of a light emitting plate 9 in which a large number of LED elements 8 are arranged on an outer side face and a part of them is supported in free rocking and an angle adjustment plate 13 which is connected to a rear face of the light emitting plate 9 and slides and automatically stops. Preferably in the balloon system lighting device, the light source part may be made integrally of a plurality of the light source parts 4 composed of the light emitting plates 9 and the angle adjustment plates 13 arranged in aggregation. <P>COPYRIGHT: (C)2013,JPO&INPIT |
