G - Physics
09
F
G09F 13/18 (2006.01) F21V 8/00 (2006.01)
Patent
CA 2368521
A display device for use in an illuminated display system has a transparent medium (22) with the first and second opposing surfaces (24, 25) to be illuminated in use. At least one (24) of the first and second opposing surfaces has a matrix (30) of spots (32) each having a hollow transparent interior (33) substantially covering at least a major portion of surface to be illuminated for providing an even and increased illumination throughout that portion of the respective surface. The matrix of spots does not form a part of a message or information to be illuminated.
L'invention concerne un dispositif d'affichage à utiliser dans un système d'affichage lumineux et comportant un milieu translucide (22) pourvu de deux surfaces opposées (24, 25) devant être éclairée lors de l'utilisation. Au moins une (24) de ces surfaces opposées comprend une matrice (30) de points lumineux (32) dont l'intérieur creux transparent (33) permet d'éclairer une grande partie de la surface. Ainsi. cette partie de la surface bénéficie d'un éclairage uniforme et amélioré. La matrice de points lumineux ne forme pas une partie d'un message ou d'une information.
Molloy Glenn David
Palmer Glen Scott
B.t.b.h. Holdings Limited
Gowan Intellectual Property
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