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Managed illumination lightguide

  • US 9,720,164 B2
  • Filed: 05/29/2015
  • Issued: 08/01/2017
  • Est. Priority Date: 05/30/2014
  • Status: Active Grant
First Claim
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1. A lighting system comprising:

  • a light emitting diode; and

    a lightguide comprising;

    a first face;

    a second face;

    a first edge that extends between the first face and the second face and that is disposed adjacent the light emitting diode to receive light emitted by the light emitting diode; and

    a second edge that extends between the first face and the second face and that is opposite the first edge to emit from the lightguide a portion of the received light; and

    an optical element that extends along the second edge and comprises a channel in which the second edge is disposed, the channel comprising;

    a bottom portion that faces the second edge;

    a first side portion that faces the first face of the lightguide and that comprises first lengthwise extending grooves for gripping the first face of the lightguide; and

    a second side portion that faces the second face of the lightguide and that comprises second lengthwise extending grooves for gripping the second face of the lightguide.

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