| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a vehicular lighting fixture capable of making surface light-emission at a desired position while improving use efficiency of light. <P>SOLUTION: In the vehicular lighting fixture, grooves 18, 18, ... extending in the designated direction are formed on an inner surface 16b of a light guide body 15, both side sections of each groove in the light guide body 15 are arranged as a plurality of light guide sections 19, 19, ... for extending in a designated direction and guiding incident light, and respective sections arranged as a plurality of light guide sections in the outer surface 16a of the light guide body 15 are formed as light emitting surfaces 19c, 19c, ... for emitting light. Furthermore, respective sections arranged as the plurality of light guide sections at one end face 16c in the designated direction of the light guide body 15 are formed as incident surfaces 19a, 19a, ... wherein the light emitted from the light-emitting diodes 11, 11, ... is incident, and respective sections are formed as reflecting surfaces 19b, 19b, ... wherein the light incident from the incident surface is internally reflected, by forming a plurality of reflective steps 20, 20, ... on respective sections arranged as light guide sections in the inner surface. <P>COPYRIGHT: (C)2011,JPO&INPIT |
