Patent ID: 8648842

Claim:
An apparatus comprising: a billboard sign including an electroluminescent portion to be illuminated by electroluminescent shining through the billboard sign and a portion other than the electroluminescent portion; at least one electroluminescent lamp affixed to the billboard sign to illuminate the electroluminescent portion, the electroluminescent lamp having at least one circuit to receive power to illuminate the at least one electroluminescent lamp and at least one portion of an outward facing surface of the billboard sign; a wiring harness coupled to the at least one electroluminescent lamp; and a strain relief mechanism comprising a polymer member that is thicker than the at least one electroluminescent lamp, the strain relief mechanism adhered with a first adhesive to a back of the at least one electroluminescent lamp and the wiring harness to relieve strain on the at least one electroluminescent lamp from the wiring harness, wherein the electroluminescent lamp is affixed to the electroluminescent portion of the billboard sign with an other adhesive.