发明名称 LED SURFACE LIGHT-EMITTING DEVICE FOR EASY SHIELDING, AND MANUFACTURING METHOD THEREOF
摘要 The present invention relates to an LED surface light-emitting device for easy shielding, and a manufacturing method thereof, and includes: an integrated type rear-surface case part having an accommodation space portion open toward the front surface portion thereof, wherein a substrate equipped with LEDs is accommodated in the accommodation space portion; a diffusion panel which covers the open front surface portion of the rear-surface case part, and diffuses light of the LEDs to be a surface light source; and a front-surface window frame, the rear surface of which is coupled to the boundary of the front surface portion of the rear-surface case part, with the diffusion panel located on the rear-surface case part. The present invention is configured as a single body without openings to prevent dust and insects from coming therein, and thus can prevent brightness from decreasing according to use.
申请公布号 WO2013100583(A1) 申请公布日期 2013.07.04
申请号 WO2012KR11493 申请日期 2012.12.26
申请人 K.M.W. INC. 发明人 KIM, DUK YONG
分类号 F21V15/01;F21V17/00 主分类号 F21V15/01
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