| 摘要 |
PROBLEM TO BE SOLVED: To provide an on-roof indication lamp of a taxi which is light on the whole and small in light emission power consumption and has a long life. SOLUTION: On a printed board 4 which is horizontally provided, a plurality of light emitting diodes 5 are arranged having their optical axes upward, and a light diffusion body 6 formed by curving a translucent elastic plastic plate in an inverted U shape is provided covering the light emitting diodes to irradiate the curved part of the light diffusion body with light beams emitted by the light emitting diodes, so that the light beams are diffused. Further, an external cover body 7 made of translucent plastic is provided covering the light diffusion body. COPYRIGHT: (C)2007,JPO&INPIT
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