Title:
LIGHT SOURCE UNIT, DISPLAY DEVICE, AND ILLUMINATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2014/199987
Kind Code:
A1
Abstract:
Provided are a light source unit, a display device, and an illumination device, with which it is possible to avoid movement of an optical sheet and prevent a decline in display quality even if the optical sheet and a light emission plate (such as light guide plate and diffusion plate) which emits light toward the front are positioned separately from one another. A light source unit, comprising a light guide plate (light emission plate) which emits light toward the front, an optical sheet which is separate from, and in opposition to, the front face of the light guide plate, and a sheet support plate (support part) which supports an edge portion of the optical sheet, is characterized by comprising an adhesive member (retaining means) which is in opposition to the edge part of either the front face or the rear face side in the optical sheet, and which retains the optical sheet.
Inventors:
AZUMA HIROKI (JP)
TOMIZUKA HARUMASA (JP)
MIYAKE YUSUKE (JP)
TOMIZUKA HARUMASA (JP)
MIYAKE YUSUKE (JP)
Application Number:
PCT/JP2014/065354
Publication Date:
December 18, 2014
Filing Date:
June 10, 2014
Export Citation:
Assignee:
SAKAI DISPLAY PRODUCTS CORP (JP)
International Classes:
F21S2/00; G02F1/1333; G02F1/13357; F21Y101/02
Domestic Patent References:
| WO2009107433A1 | 2009-09-03 |
Foreign References:
| JP2008299181A | 2008-12-11 | |||
| JP2012058611A | 2012-03-22 | |||
| JP2003207767A | 2003-07-25 | |||
| JP2000214786A | 2000-08-04 |
Attorney, Agent or Firm:
KOHNO, Hideto et al. (JP)
Hidehito Kono (JP)
Hidehito Kono (JP)
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