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Expandable light guide for backlight

  • US 10,191,212 B2
  • Filed: 12/02/2014
  • Issued: 01/29/2019
  • Est. Priority Date: 12/02/2013
  • Status: Active Grant
First Claim
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1. A backlight assembly comprising:

  • a light guide plate having a pair of opposing edges;

    a light guide spacer located rearward of the light guide plate and coupled to the light guide plate so as to be movable therewith;

    a back pan located rearward of the light guide spacer; and

    a sliding LED subassembly, the sliding LED subassembly comprising a connecting assembly, and a plurality of LEDs that are separated from the edge of the light guide by a gap of some distance, a portion of the connecting assembly of the LED subassembly located rearward of the back pan and coupled to the light guide spacer by an element that passes through a slot in the back pan such that the LED subassembly is movable with the light guide spacer and the distance between the LEDs and the edge of the light guide plate will remain the same during movement of the light guide plate.

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