发明名称 |
Lighting unit for vehicle |
摘要 |
A light emitting unit is provided forward in the vicinity of the upper part of an optical axis extended in the longitudinal direction of a lighting unit. Furthermore, a light transmitting member is provided on the forward side of the light emitting unit. A front surface of the light transmitting member is constituted by a rotating elliptical surface with the optical axis to be a central axis, and a rear end face is formed to pass through a first focal point on the rear side of the rotating elliptical surface. Moreover, a reflector having a reflecting plane formed to surround a light emitting chip almost cylindrically is provided between the light emitting unit and the light transmitting member in such a manner that a front end opening portion is caused to abut on the rear end face 14 b of the light transmitting member.
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申请公布号 |
US2005207162(A1) |
申请公布日期 |
2005.09.22 |
申请号 |
US20050082941 |
申请日期 |
2005.03.18 |
申请人 |
KOITO MANUFACTURING CO., LTD. |
发明人 |
KOMATSU MOTOHIRO |
分类号 |
F21S8/10;B60Q1/16;F21S8/12;F21V5/00;F21V5/04;F21V7/00;F21V7/08;F21V7/09;F21V8/00;F21W;F21Y101/02;G06M7/00;H05B33/04;(IPC1-7):G06M7/00 |
主分类号 |
F21S8/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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