发明名称 |
Linear lighting device |
摘要 |
The present invention provides a linear lighting device which includes an elongated light guide, a light source disposed at an end in a longitudinal direction of the light guide, and a case accommodating the light guide and the light source. In the linear lighting device, the light guide has a plurality of grooves arranged in the longitudinal direction of the light guide, and has a stepped cutout at the other end on an opposite side from the end, and a protruding portion protruding into the cutout is formed on an inner surface of the case which faces the cutout. |
申请公布号 |
US9266468(B2) |
申请公布日期 |
2016.02.23 |
申请号 |
US201313939148 |
申请日期 |
2013.07.10 |
申请人 |
TOYODA GOSEI CO., LTD. |
发明人 |
Mizushiro Tetsu;Umeda Yukihiko;Ogawa Shinichi |
分类号 |
G02B6/42;B60Q3/00;F21V8/00;B60Q3/02 |
主分类号 |
G02B6/42 |
代理机构 |
Posz Law Group, PLC |
代理人 |
Posz Law Group, PLC ;Posz David |
主权项 |
1. A linear lighting device, comprising:
an elongated light guide; a light source disposed at an end in a longitudinal direction of the light guide; and a case accommodating the light guide and the light source, wherein the light guide has a plurality of grooves arranged in the longitudinal direction of the light guide, and has a stepped cutout at the other end on an opposite side from the end, a protruding portion protruding into the cutout is formed on an inner surface of the case which faces the cutout, a side surface of the light guide which extends along the longitudinal direction of the light guide serves as an emitting surface, the case opens along the longitudinal direction of the light guide as to expose the emitting surface of the light guide, and a light shielding wall that covers the emitting surface, the cutout, and the protruding portion is provided at the other end on an opposite side of the opening of the case from the light source in the longitudinal direction of the light guide. |
地址 |
Aichi-pref. JP |