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Light source device and display apparatus

  • US 9,874,677 B2
  • Filed: 04/16/2014
  • Issued: 01/23/2018
  • Est. Priority Date: 04/16/2014
  • Status: Active Grant
First Claim
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1. A light source device which includes a light guide plate configured to emit light entered from a light source of a side face of the light guide plate through one surface of the light guide plate, and an optical sheet disposed to face the one surface of the light guide plate, comprising:

  • an interval holding part which is provided along side face of the light guide plate, and is configured so that one portion thereof is disposed between the optical sheet and the light guide plate to maintain an interval between the optical sheet and the light guide plate,wherein the interval holding part includes a first portion located between the optical sheet and the light guide plate, and a second portion which is connected to the first portion and is provided at an outside of the light guide plate, the first portion supporting the optical sheet by a tip of the first portion and holding the light guide plate through a buffer member contacting to a predetermined region of the first portion, andin the first portion, a portion closer to the tip than a predetermined boundary position in the predetermined region has an achromatic color to be able to reflect light and a portion closer to the second portion than the predetermined boundary position has an achromatic color to be able to absorb light.

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