Title:
VEHICULAR LIGHTING TOOL
Document Type and Number:
Japanese Patent JP2020038769
Kind Code:
A
Abstract:
To provide a vehicular lighting tool for enabling light emission good in appearance, while allowing an increase in the number of emission lines independently of the number of light sources.SOLUTION: The vehicular lighting tool includes a plurality of light sources, and a light guide plate 3 for guiding light emitted from the plurality of light sources, the plurality of light sources being arranged side by side at positions opposed to one end face of the light guide plate 3. The light guide plate 3 has: a plurality of recessed line parts 6 located on a back face 3b thereof, arranged side by side in a direction in which the plurality of light sources are lined up, and provided extending in a moving direction of the light entering from one end face; and a plurality of protruded line parts 7 located on a front face 3c thereof, arranged side by side in the direction in which the plurality of light sources are lined up, and provided extending in the moving direction of the light entering from one end face. The recessed line parts 6 is provided with a diffusion reflector 8 for reflecting the light entering from one end face while diffusing it toward the side of the front face 3c.SELECTED DRAWING: Figure 2
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Inventors:
SHIBUYA MARINO
MINAMI HARUNA
MINAMI HARUNA
Application Number:
JP2018164593A
Publication Date:
March 12, 2020
Filing Date:
September 03, 2018
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD
International Classes:
F21S43/245; F21S2/00; F21S43/14; F21S43/239; F21S43/249
Domestic Patent References:
| JP2009048939A | 2009-03-05 | |||
| JP2008186786A | 2008-08-14 | |||
| JP2017228450A | 2017-12-28 | |||
| JP2014063722A | 2014-04-10 | |||
| JP2015130322A | 2015-07-16 | |||
| JP3115861U | 2005-11-17 |
Attorney, Agent or Firm:
Sumio Tanai
Yasushi Matsunuma
Matsumoto
Junichi Kobayashi
Yasushi Matsunuma
Matsumoto
Junichi Kobayashi