Patent ID: 7114840
Filing Date: 2006-10-03
Classification: G02B,G08B,G09F,Y10S

Abstract:
1. An exit sign comprising: a housing, a plurality of LEDs having the capability of being selectively activated to produce either red light or green light, said plurality of LEDs being mounted in mutual lighting association in said housing, means for selective activation of said plurality of LEDs to produce either said red light or said green light, means for passing light from selected said red light or selected said green light in the form of indicia symbolizing an exit enabling viewing by an observer, wherein said means for passing light is a stencil, means for optically diffusing said light positioned in said housing juxtapositioned to said plurality of LEDs and said stencil, DC circuitry in operative electrical connection with said plurality of LEDs, and a source of DC electrical power activating said DC circuitry.