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Patent Searching and Data


Title:
LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/211442
Kind Code:
A1
Abstract:
A lighting device disclosed in an embodiment of the present invention comprises: a lighting module comprising a substrate, a plurality of light sources on the substrate, and a resin layer for molding the plurality of light sources, the lighting module emitting first surface light; an optical member providing the first surface light incident from the lighting module as second surface light, and including a light transmitting layer having a phosphor layer on one side thereof and a surface treatment layer on the other side thereof, and an adhesive layer bonding the light transmitting layer to the phosphor layer; and a first space portion which spaces the lighting module and the optical member apart from each other by using an air gap.

Inventors:
CHOI YOUNG JAE (KR)
LEE HYUN KEUN (KR)
HAN SA RUM (KR)
Application Number:
PCT/KR2022/004392
Publication Date:
October 06, 2022
Filing Date:
March 29, 2022
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
F21K9/64; F21S41/40; F21V3/04; F21V5/02; F21V5/04; F21V23/00; F21Y105/10; F21Y115/10
Foreign References:
KR20110115739A2011-10-24
KR20140060754A2014-05-21
KR20110119005A2011-11-02
JP2011054443A2011-03-17
KR20060041782A2006-05-12
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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