Title:
LIGHT SOURCE DEVICE AND DISPLAY DEVICE PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2010/134565
Kind Code:
A1
Abstract:
Provided is a light source device wherein a reflecting sheet can be embedded such that the reflecting sheet does not rise without using a screw. A display device is also provided.
The light source device is provided with: a light emitting diode substrate (2) having a plurality of light emitting diodes (1) mounted on one surface (2a); a lens (3) which is attached to the surface (2a) and diffuses light emitted from the light emitting diode (1); and a reflecting sheet (4), which has a through hole (41) having the lens (3) disposed therein, faces the surface (2a) and reflects light emitted from the light emitting diode (1). A protruding section (32), which faces the sheet surface of the reflecting sheet (4) and prevents the reflecting sheet (4) from rising in the direction to be separated from the surface (2a), is provided on the circumferential surface of the lens (3).
Inventors:
TAKEUCHI HIDETO
Application Number:
PCT/JP2010/058501
Publication Date:
November 25, 2010
Filing Date:
May 20, 2010
Export Citation:
Assignee:
SHARP KK (JP)
TAKEUCHI HIDETO
TAKEUCHI HIDETO
International Classes:
H01L33/58; F21S2/00; F21V5/00; F21V5/04; F21V7/00; G09F9/00; H01L33/60; F21Y101/02
Foreign References:
| JP2008041546A | 2008-02-21 | |||
| JP2007227876A | 2007-09-06 | |||
| JP2007180005A | 2007-07-12 | |||
| JP2009021144A | 2009-01-29 | |||
| JPS5266878U | 1977-05-18 | |||
| JPS55127104U | 1980-09-08 |
Attorney, Agent or Firm:
KOHNO, Takao (JP)
Takao Kono (JP)
Takao Kono (JP)
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Claims: