Title:
文字板照明構造
Document Type and Number:
Japanese Patent JP5828804
Kind Code:
B2
Abstract:
A display illumination structure includes: a display including a gauge portion; a light source; a light guiding member including an incident portion, a horizontally extending portion configured to guide the light emanating from the light source along the gauge portion, and an interior reflecting bent portion configured to reflect the light that enters from the incident portion towards the horizontally extending portion; and a housing including a main reflecting surface configured to reflect light that exits from the light guiding member so as to be returned to the light guiding member, and an auxiliary reflecting surface configured to reflect light that is not incident on the incident portion and light that leaks from a halfway portion of the light guiding member towards a low-luminance poorly illuminated portion being formed in a position on the gauge portion which lies closer to the light source.
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Inventors:
Ren Hitoshi
Application Number:
JP2012118673A
Publication Date:
December 09, 2015
Filing Date:
May 24, 2012
Export Citation:
Assignee:
Calsonic Kansei Co., Ltd.
International Classes:
B60K35/00; G01D11/28
Domestic Patent References:
| JP2012168076A | ||||
| JP2011047790A | ||||
| JP2008268089A | ||||
| JP2011247703A | ||||
| JP2011222233A | ||||
| JP2004184335A | ||||
| JP2005257295A | ||||
| JP2007271270A | ||||
| JP2013242266A | ||||
| JP2013205394A |
Foreign References:
| US20110228512 | ||||
| US20060285308 |
Attorney, Agent or Firm:
Cleo International Law & Patent Office
Tamio Nishiwaki
Tamio Nishiwaki