LIGHTING DEVICE, DISPLAY DEVICE AND TV RECEIVER Russian patent published in 2014 - IPC F21S2/00 F21Y101/02 

Abstract RU 2509259 C1

FIELD: electricity.

SUBSTANCE: lighting device includes a light source device U, units (31 - 35) of light guides, chassis (60) and a positioning part S. The chassis (60) comprises the light source device U and units (31 - 35) of light guides. The light source device U includes multiple sets of light sources P, arranged along the central line Lc. Each set of light sources P is a pair of light diodes (45), arranged so that it is equidistant from the central line Lc and facing each other. Each unit (31 - 35) of light guides is arranged between the appropriate set of light sources P. Light sources have two final surfaces E in the longitudinal direction, which face the light diodes (45). Positioning parts S are placed in the middle part of the appropriate units (31 - 35) of light guides in longitudinal direction on the central line Lc.

EFFECT: elimination of uneven brightness.

21 cl, 15 dwg

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RU 2 509 259 C1

Authors

Kasai Nobukhiro

Dates

2014-03-10Published

2010-12-07Filed