发明名称 VEHICULAR HEADLAMP
摘要 Disclosed is a vehicular headlamp including: a basic lamp unit configured to form a main light distribution pattern that is controlled in light distribution so as to satisfy illuminance requirements at a plurality of predetermined sites in a low beam light distribution pattern which is projected on a vertical virtual screen positioned in front of a vehicle; and a plurality of additional lamp units controlled in light distribution so as to irradiate light to any one of left and right diffusion regions adjacent to the main light distribution pattern. The low beam light distribution pattern is formed on the vertical virtual screen by combining the basic lamp unit and the plurality of additional lamp units.
申请公布号 US2014198517(A1) 申请公布日期 2014.07.17
申请号 US201314140045 申请日期 2013.12.24
申请人 KOITO MANUFACTURING CO., LTD. 发明人 YAMAMOTO Ippei;MATSUMOTO Akinori
分类号 F21S8/10 主分类号 F21S8/10
代理机构 代理人
主权项 1. A vehicular headlamp, comprising: a basic lamp unit configured to form a main light distribution pattern that is controlled in light distribution so as to satisfy illuminance requirements at a plurality of predetermined sites in a low beam light distribution pattern which is projected on a vertical virtual screen positioned in front of a vehicle; and a plurality of additional lamp units controlled in light distribution so as to irradiate light to any one of left and right diffusion regions adjacent to the main light distribution pattern, wherein the low beam light distribution pattern is formed on the vertical virtual screen by combining the basic lamp unit and the plurality of additional lamp units.
地址 Tokyo JP