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Patent Searching and Data


Title:
VEHICLE HEADLIGHT
Document Type and Number:
Japanese Patent JP2008078087
Kind Code:
A
Abstract:

To solve such a problem that a conventional vehicle headlight, in which an LED is used as a light source for a low-beam light distribution and a metal halide discharge tube, a halogen lamp or the like are used for light sources for a high-beam light distribution in many cases, causes a change of a light color upon switching and gives a sense of discomfort.

A vehicle headlight 1 is composed of a plurality of lighting tool units each using an LED as a light source, and main parts of these lighting units are projector-type lighting tool units and the lighting tool unit is composed of two kinds of lighting tool units, namely, a first lighting tool unit 2 forming a low-beam light distribution by a fixed light shielding plate and a second lighting tool unit 3 in which a light shielding plate is made movable and a switching is made possible between a low-beam light distribution and a high-beam light distribution.


Inventors:
UCHIDA DAISUKE
KAWAGUCHI YOSHIFUMI
KONDO TOSHIYUKI
Application Number:
JP2006259104A
Publication Date:
April 03, 2008
Filing Date:
September 25, 2006
Export Citation:
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Assignee:
STANLEY ELECTRIC CO LTD
International Classes:
F21S8/10; F21S8/12; F21V13/00; F21V14/00; F21V14/02; F21W101/10; F21Y101/02
Attorney, Agent or Firm:
Teruo Akimoto