发明名称 Vehicular illumination lamp
摘要 A vehicular illumination lamp, including four light emitting devices 12 which are disposed in such a manner as to spread about a predetermined point A as a center, a reflector 14 having four reflecting surfaces 14 a that are made up of ellipsoids of revolution Er 1, which take light emitting centers of the respective light emitting devices 12 and the predetermined point A as primary focal points and secondary focal points thereof, respectively, and a light distribution control member 16, which controls the light distribution of light from the respective light emitting devices 12 that is reflected on the reflector 14 so as to cause the light so controlled to traverse to a front of the lamp, whereby light emitted from the respective light emitting devices 12 is made first to be reflected on the respective reflecting surfaces 14 a and is then caused to converge on the predetermined point A.
申请公布号 US7178960(B2) 申请公布日期 2007.02.20
申请号 US20050296409 申请日期 2005.12.08
申请人 KOITO MANUFACTURING CO., LTD. 发明人 ISHIDA HIROYUKI
分类号 F21V101/10 主分类号 F21V101/10
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