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Light emitting diode-based signal light

  • US 20030185005A1
  • Filed: 04/01/2002
  • Published: 10/02/2003
  • Est. Priority Date: 04/01/2002
  • Status: Active Grant
First Claim
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1. A traffic signal ball comprising:

  • a lamp including;

    a plurality of LEDs, an optical element arranged to disperse forwardly directed light produced by the LEDs, and a threaded electrical connector; and

    an optical system that receives light dispersed by the optical element and forms at least a portion of the received light into an outwardly directed light beam.

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