F - Mech Eng,Light,Heat,Weapons – 21 – V
Patent
F - Mech Eng,Light,Heat,Weapons
21
V
F21V 8/00 (2006.01)
Patent
CA 2439226
The invention relates to a data display device including a light-guide element made of an optically transparent material having at least two polished surfaces faced to one another, whereby at least one surface contains at least one gravure forming a diffuse-reflective character, and a light source arranged close to the light-guide element to illuminate said character.
L'invention concerne un dispositif d'affichage de données comprenant un élément guide de lumière composé d'un matériau optiquement transparent présentant au moins deux surfaces polies tournées l'une vers l'autre, de manière qu'au moins une surface contienne au moins une gravure formant un caractère diffus-réfléchissant, et une source de lumière agencée près de l'élément guide de lumière pour éclairer ledit caractère.
Burtsev Valery Nikolayevich
Burtsev Vladimir Nikolayevich
Stetsenko Oleksandr Petrovich
Fetherstonhaugh & Co.
Wytec Holding B.v.
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