Title:
LED LIGHTING DEVICE FOR A GREENHOUSE CAPABLE OF PROMOTING PLANT GROWTH
Document Type and Number:
WIPO Patent Application WO/2010/101343
Kind Code:
A1
Abstract:
The present invention relates to lighting used in a greenhouse for promoting plant growth. More specifically, disclosed is a lighting device using an LED which radiates light with a useful wavelength for promoting the plant growth. The present invention provides an LED lighting device for a greenhouse, which comprises: a light source board on which a blue LED with a main wavelength of 420-470 nm and a red LED with a main wavelength of 640-690 nm are randomly arranged; a heat radiation and light concentration plate which is combined with the rear of the light source board and has a shape capable of concentrating the light radiated from the light source board; and a power module which is combined with the heat radiation and light concentration plate and supplies power to the light source board.
Inventors:
KIM, Kyu Han (2-1204, Kunyoung Apt. ,1703-1, Sillim-dong,Gwanak-gu, Seoul 151-015, 151-015, KR)
Application Number:
KR2009/005837
Publication Date:
September 10, 2010
Filing Date:
October 12, 2009
Export Citation:
Assignee:
POSITIVE CO., LTD. (11th Floor, Poonglim Bldg. 823, Yeoksam-dong,Gangnam-gu, Seoul 135-080, 135-080, KR)
주식회사 포지티브 (서울특별시 강남구 역삼동 823 풍림빌딩 11층, 135-080 Seoul, 135-080, KR)
주식회사 포지티브 (서울특별시 강남구 역삼동 823 풍림빌딩 11층, 135-080 Seoul, 135-080, KR)
International Classes:
F21V1/02
Attorney, Agent or Firm:
DAE-A INTERNATIONAL IP & LAW FIRM (7F. Memo B/D, 719-21 Yeoksam-dong,Gangnam-gu, Seoul 135-920, 135-920, KR)
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