LIGHTING DEVICE WITH FLEXIBLE PRINTED CIRCUIT BOARD TAPE WOUND AROUND SUPPORT PART Russian patent published in 2020 - IPC F21K99/00 

Abstract RU 2713450 C2

FIELD: lighting.

SUBSTANCE: invention relates to lighting engineering. Lighting device comprises light-transmissive housing and bearing structure of solid-state light source (1) arranged in housing. Bearing structure (1) includes cylindrical support part (2), which has two surfaces (2a, 2b) of polygonal bases and multiple side surfaces (2c), and ribbon (3) of flexible printed-circuit board, which has several solid-state light sources (4) installed on it. Belt (3) is wound around cylindrical support part (2) so that tape (3) passes at least once across each surface (2a, 2b) of base. Besides, the lighting device manufacture method is described.

EFFECT: technical result is increased degree of uniformity of light distribution and simplified manufacturing.

9 cl, 5 dwg

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RU 2 713 450 C2

Authors

Beijer, Johannes, Gerrit, Jan

Dates

2020-02-05Published

2016-08-25Filed