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Title:
車両用計器の照明構造
Document Type and Number:
Japanese Patent JP4700932
Kind Code:
B2
Abstract:

To provide an illumination structure for a car instrument capable of improving the visibility and the appearance by illuminating a dial plate by making the light incident on the light guide arranged on the dial plate random reflection.

The illumination structure 1 for the car instrument comprises: the light guide plate 2 arranged on the dial plate; and the plurality of light-emitting diodes 3 arranged at the periphery of center side of the light guide plate 2 of the instrument. The light-emitting diodes 3 make incident on the incident surface of the light guide plate 2 with a specific angle, for illuminating the dial plate 2 by making the incident light random reflection after incident on the light guide plate 2.

COPYRIGHT: (C)2006,JPO&NCIPI


Inventors:
Masanobu Terao
Kenji Matsumura
Shinji Narama
Application Number:
JP2004184864A
Publication Date:
June 15, 2011
Filing Date:
June 23, 2004
Export Citation:
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Assignee:
Yazaki Corporation
International Classes:
B60K35/00; G01D11/28; G01D7/00
Domestic Patent References:
JP2000039340A
JP2002071394A
JP2004029627A
JP1180617U
Attorney, Agent or Firm:
Hidekazu Miyoshi
Iwa Saki Kokuni
Kawamata Sumio
Masakazu Ito
Shunichi Takahashi
Toshio Takamatsu