Title:
LED LIGHTING DEVICE WHICH ALLOWS THE ILLUMINATION ANGLE TO BE ADJUSTED
Document Type and Number:
WIPO Patent Application WO/2012/111983
Kind Code:
A2
Abstract:
The present invention relates to an LED lighting device, and relates to an LED lighting device which allows the illumination angle to be adjusted, the device comprising an LED lamp which has a heat-dissipating part at the rear thereof, and a heat-dissipating plate in which is formed an installation recess that is joined to the heat-dissipating part, and the device having a high light-distribution efficiency while at the same time allowing the user to adjust the illumination angle to suit the desired illumination area by adjusting the angle of installation of the lamp when joining to the heat-dissipating plate.
Inventors:
YOON KYUNG HAN (KR)
YOUN BYUNG KI (KR)
LEE WAN BEOM (KR)
YOUN BYUNG KI (KR)
LEE WAN BEOM (KR)
Application Number:
PCT/KR2012/001151
Publication Date:
August 23, 2012
Filing Date:
February 15, 2012
Export Citation:
Assignee:
TOP LED INC (KR)
JIREH TECH ELECTRONICS CO LTD (KR)
YOON KYUNG HAN (KR)
JIREH TECH ELECTRONICS CO LTD (KR)
YOON KYUNG HAN (KR)
International Classes:
F21V21/14; F21V17/02; F21V29/00
Foreign References:
| KR100856725B1 | 2008-09-04 | |||
| KR20090002986A | 2009-01-09 | |||
| JP2009274712A | 2009-11-26 | |||
| KR100999032B1 | 2010-12-09 | |||
| KR100944366B1 | 2010-03-02 |
Attorney, Agent or Firm:
PATENT LAW FIRM GRAND KOREA (KR)
특허법인대한 (KR)
특허법인대한 (KR)
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Claims: