发明名称 Vehicular lamp
摘要 A vehicular lamp including, within a lamp chamber s defined by a lamp body 10 and an outer cover 20, an led 28 which is the light source, and a light guide 24 which guides light emitted from the led 28 by internal reflection so as to emit light at a plurality of locations. the light guide 24 is constructed of a coupling unit u1 that extends along the outer cover 20 and is made of a plurality of light guiding members 25, the surface of each light guiding member 25 formed in an elliptical surface 25a that has a pair of focal points f, are coupled in series while sharing the focal points with each other at coupling portions 26, and the focal points f at both end portions of the light guide 24 (coupling unit u1) are near the light-emitting portion 29 of the led 28.
申请公布号 US2004208016(A1) 申请公布日期 2004.10.21
申请号 US20040798490 申请日期 2004.03.11
申请人 KOITO MFG CO LTD 发明人 KAZAOKA NAOKI;NATSUME KAZUNORI;AMANO YASUYUKI;SHIRAI TOSHIYUKI
分类号 F21K99/00;F21S8/10;F21W101/14;F21Y101/02;(IPC1-7):F21V9/00 主分类号 F21K99/00
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