LIGHT-EMITTING UNIT - YUKA DENSHI CO LTD

Title:

LIGHT-EMITTING UNIT

Document Type and Number:

Japanese Patent JP2007329089

Kind Code:

A

Abstract:

To provide a light-emitting unit capable of irradiating light beams from a wide surface of a light guide body with luminance unevenness restrained at each irradiation position.

The light-emitting unit 2A is structured of a light-emitting element 3, and a light guide body 4 made of a transparent material. The light guide body 4 is of a plate shape bent in an arc shape, provided with a light-incident face 421 for letting in light beams C emitted from the light-emitting element 3 formed at one end face of the plate shape, and at the same time, provided with a light-irradiating face 411 for irradiating the light beams C bent inside the light guide body 4 toward outside of the light guide body 4, formed at one of the surfaces of the plate shape.

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Inventors:

MIZUTANI KAZUNOBU

Application Number:

JP2006161249A

Publication Date:

December 20, 2007

Filing Date:

June 09, 2006

Export Citation:

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Assignee:

YUKA DENSHI CO LTD

International Classes:

F21V8/00; B60Q3/04; G02B6/00; F21Y101/02

Domestic Patent References:

JP2004207130A	2004-07-22
JP2001183991A	2001-07-06
JP2002042537A	2002-02-08
JP2003141922A	2003-05-16

Attorney, Agent or Firm:

Yoshiyasu Takahashi
Tamiwa Iwakura
Takahashi Shoki

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