Title:
REAR ILLUMINATION-TYPE SIGNBOARD DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/208949
Kind Code:
A1
Abstract:
A rear illumination-type signboard device of the present invention comprises: an outer frame including a receiving space defined by a lower wall and side walls and having an open upper portion; a front panel which covers the upper portion of the outer frame; a lattice member positioned inside the receiving space and including first bar-shaped members extending in a first direction and second bar-shaped members extending in a second direction perpendicular to the first direction; and light sources positioned at intersections of the first bar-shaped members and the second bar-shaped members, wherein light output from the light sources is directed toward the lower wall of the outer frame.
Inventors:
LEE KI HOON (KR)
JO SUNG SU (KR)
JO SUNG SU (KR)
Application Number:
PCT/KR2019/003887
Publication Date:
October 31, 2019
Filing Date:
April 02, 2019
Export Citation:
Assignee:
ALTECH CO LTD (KR)
International Classes:
G09F13/04; G09F13/00; G09F13/14
Foreign References:
| KR101471389B1 | 2014-12-10 | |||
| JP2008076862A | 2008-04-03 | |||
| KR101112222B1 | 2012-02-24 | |||
| JP2003242804A | 2003-08-29 | |||
| JP2009252572A | 2009-10-29 |
Attorney, Agent or Firm:
KIM, Doo Sik et al. (KR)
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