Flat lighting device

Details Flat lighting device Flat lighting device

F - Mech Eng,Light,Heat,Weapons

21

S

F21S 19/00 (2006.01) B60Q 3/02 (2006.01) F21S 4/00 (2006.01) F21S 11/00 (2006.01) F21S 8/10 (2006.01)

Patent

CA 2362751

A flat lighting device (1) has two mutually opposite, at least partially transparent view surfaces in such a way that light from a light source, for example daylight or ambient light, backlighting the lighting device can pass through the transparent part (4) of the view surfaces. Moreover, the lighting device has at least one integrated light source, the, or each, light source being arranged in such a way that during operation a corresponding luminous area (2) inside at least one of the two view surfaces-is formed by the, or each, light source.

L'invention concerne un dispositif d'éclairage (1) plat qui comporte deux faces visibles en vis-à-vis, au moins partiellement transparentes, de telle sorte que la lumière d'une source lumineuse éclairant par derrière le dispositif d'éclairage, par exemple la lumière du jour ou la lumière ambiante, peut passer à travers les parties transparentes (4) des faces visibles. En outre, le dispositif d'éclairage présenté comporte au moins une source lumineuse intégrée, la ou chaque source lumineuse étant disposée de telle sorte que, pendant l'utilisation du dispositif, une surface lumineuse (2) correspondante est formée, par la ou chaque source lumineuse, à l'intérieur d'au moins une des deux faces visibles.

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