Title:
DECORATIVE LENS AND DIRECT-TYPE LED SURFACE-LIGHTING DEVICE HAVING SAME
Document Type and Number:
WIPO Patent Application WO/2017/200245
Kind Code:
A3
Abstract:
The present invention relates to a decorative lens and a direct-type LED surface-lighting device having the same. The device is a direct-type LED surface-lighting device comprising: a surface light switching member; and a plurality of LED elements arranged on a surface of the surface light switching member, wherein the surface light switching member is made of a plate-shaped transparent plate; the transparent plate comprises a plurality of reflecting grooves formed on the upper surface thereof so as to correspond to the plurality of LED elements, respectively, and provided with a first reflecting surface, which is configured as a sloping surface having the shape of a downwardly sloping flat surface or a curved surface, and a plurality of containing grooves formed on the lower surface thereof so as to contain the plurality of LED elements, respectively; a point-type or line-type reflecting pattern is processed with regard to an area of the lower surface of the transparent plate, which excludes the containing grooves; a plurality of decorative lenses are provided such that the same can be attached to/detached from the transparent plate along the directly downward direction of each of the plurality of LED elements; and the emission surface of each of the plurality of decorative lenses is formed in a bell-shaped concave sectional profile having a pointed peak provided at the center thereof.
Inventors:
SEONG JIN HYEON (KR)
Application Number:
PCT/KR2017/005001
Publication Date:
August 09, 2018
Filing Date:
May 15, 2017
Export Citation:
Assignee:
SEONG JIN HYEON (KR)
International Classes:
F21K9/65; F21V5/04; F21V7/22; F21V17/16; G02B3/00; F21W121/00; F21Y101/00; F21Y105/10; F21Y115/10
Foreign References:
| KR101484466B1 | 2015-01-20 | |||
| KR20150046650A | 2015-04-30 | |||
| KR20110013044A | 2011-02-09 | |||
| KR20150022591A | 2015-03-04 | |||
| US20120081882A1 | 2012-04-05 |
Attorney, Agent or Firm:
MI PATENT AND LAW FIRM (KR)
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