ILLUMINATING GLAZING WITH PRINTED INTERMEDIATE LAYER Russian patent published in 2018 - IPC G02B6/00 

FIELD: glazing.

SUBSTANCE: invention relates to layered glazing. Multilayered illuminating glazing comprises: (a) first sheet (1) with a first base side (11), a second base side (12) and an edge (13), (b) second sheet (2) with a first base side (21), a second base side (22) and an edge (23), (c) intermediate transparent laminate layer (3) adhesively contacting the second base side (12) of the first sheet (1) and the first base side (21) of the second sheet (2), (d) at least a LEDs strip comprising a printed circuit board (PCB) (41) and plurality of LEDs (42) arranged so that the LEDs emitting surfaces are opposite to the first sheet (1) edge (13), (e) one or more scattering elements disposed on one of the base sides of the first sheet or in the thickness of the first sheet. Laminating layer (3) comprises, at least on one of its sides, a printed opaque masking layer (6) extending from the edge of the intermediate layer to the center of the glazing, to cover the LEDs light zone in the absence of said opaque masking layer, which would be visible as light spots through the second glass (2).

EFFECT: elimination of stray light.

8 cl, 5 dwg