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BACKLIGHT DEVICE AND IMAGE DISPLAY DEVICE

  • US 20120188789A1
  • Filed: 01/19/2012
  • Published: 07/26/2012
  • Est. Priority Date: 01/21/2011
  • Status: Abandoned Application
First Claim
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1. A backlight device comprising:

  • a light guide plate having a rectangular shape;

    light sources arranged on each of end surfaces of side surface portions formed of long and short sides of the light guide plate; and

    mounting board having a long and thin shape and on which the light sources are mounted,wherein a plurality of mounting boards of a same type are arranged on the long and short sides, andthe plurality of mounting boards are continuously arranged corresponding to the entire area of the end surface of each side of the light guide plate, and at the same time, the mounting boards of any one of long and short sides are not arranged but a predetermined interval is formed at edge portions constituting points of contact between the long and short sides of the light guide plate.

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