SIGN PLATE FOR ILLUMINATED SIGNS, AND METHOD FOR FORMING SHID SIGN PLATE

摘要

A sign plate for an illuminated sign, the sign plate comprising a light transmitting sheet, a rear layer on a rear face of the light transmitting sheet, a plurality of zones breaking the integrity of the rear layer and defining matter to be communicated by the sign, a diffusion layer on the rear face of the light transmitting sheet covering the zones, and a reflecting layer on a front face of the light transmitting sheet, the reflecting layer being patterned and in register with said plurality of zones whereby light transmitted through said light transmitting sheet from the diffusion layer is reflected by the reflecting layer back through the light transmitting sheet onto the rear layer. IMAGE