Title:
PASSING-BEAM HEADLIGHT
Document Type and Number:
WIPO Patent Application WO/2021/171460
Kind Code:
A1
Abstract:
Provided is a passing-beam headlight capable of restraining light from being emitted in directions other than an intended illuminating direction. A passing-beam headlight (10) is provided with: a light-emitting mechanism (30) for emitting light; a light guide body (60) comprising an incidence part (61) which is provided with a total-reflection surface (61R), that is, a surface for total reflection of the light incident from the light-emitting mechanism (30), and an emission part (63) which is provided with an emission surface (631) through which the light reflected by the total-reflection surface (61R) is emitted, a lower surface (632) positioned in a lower part of the emission surface (631) and facing downward, an upper surface (633) positioned in an upper part of the emission surface (631) and facing upward, and a groove (632G, 633G) formed on the lower surface (632) and/or the upper surface (633); and a cover (70) for covering the lower surface (632) and/or the upper surface (633) on which the groove is formed.
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Inventors:
HASEGAWA SEIJI (JP)
INOUE TAKAKI (JP)
INOUE TAKAKI (JP)
Application Number:
PCT/JP2020/007941
Publication Date:
September 02, 2021
Filing Date:
February 27, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F21V8/00; F21S41/26; F21S41/27; F21S41/43; F21S41/47
Foreign References:
| JP2017212070A | 2017-11-30 | |||
| JP2015103363A | 2015-06-04 | |||
| JP2012230862A | 2012-11-22 | |||
| JP2015079590A | 2015-04-23 | |||
| JP2011138696A | 2011-07-14 | |||
| JP2017522708A | 2017-08-10 | |||
| US20140146555A1 | 2014-05-29 |
Attorney, Agent or Firm:
MURAKAMI, Kanako et al. (JP)
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