Patent ID: 8169130
Filing Date: 2012-05-01
Classification: H01J

Abstract:
1. A luminous structure comprising: two walls having main faces facing one another and defining an internal space; a light source placed in the internal space and a power supply for the light source; at least one substantially transparent part or an overall transparent part for forming at least one light well, the structure configured to illuminate via at least one luminous region of at least one of the main faces; and an element having a reflective surface that reflects visible light, placed facing at least one part of the luminous region, wherein the light source includes a photoluminescent material, the photoluminescent material covering less than an entire portion of the main faces of the two walls facing one another, wherein the element is switchable and the reflective surface is configured to become a substantially transparent surface or an overall transparent surface over at least one area, and vice versa, wherein the reflective surface of the element covers an area less than an entire external face of the luminous region.