Title:
NATURAL LIGHT TRACKING LED LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2011/062228
Kind Code:
A1
Abstract:
Disclosed is a natural light tracking LED lighting device (1) that has a high degree of freedom in the design, can be installed in any location in a building having two or more stories, and does not require complicated controls. The natural light tracking LED lighting device (1) is equipped with a first solar cell (11) that is installed on an outdoor location such as a roof (4) and generates photovoltaic power, direct current wiring (12) that supplies indoors the power generated by said first solar cell (11) as is, and an LED lighting unit (13) that connects to said direct current wiring (12). In addition, the direct current wiring (12) is split into a plurality of wires that are respectively connected to the LED lighting unit (13).
Inventors:
OHNO Noriyuki (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
大野 範之 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
SUGIMURA Yasuhito (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
杉村 保人 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
大野 範之 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
SUGIMURA Yasuhito (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
杉村 保人 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
Application Number:
JP2010/070580
Publication Date:
May 26, 2011
Filing Date:
November 18, 2010
Export Citation:
Assignee:
SEKISUI HOUSE,LTD. (1-88, Oyodonaka 1-chome Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
積水ハウス株式会社 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 Osaka, 〒5310076, JP)
OHNO Noriyuki (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
大野 範之 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
SUGIMURA Yasuhito (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
積水ハウス株式会社 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 Osaka, 〒5310076, JP)
OHNO Noriyuki (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
大野 範之 (〒76 大阪府大阪市北区大淀中１丁目１番８８号 積水ハウス株式会社内 Osaka, 〒5310076, JP)
SUGIMURA Yasuhito (C/O SEKISUI HOUSE, LTD. 1-88 Oyodonaka 1-chome, Kita-k, Osaka-shi Osaka 76, 〒5310076, JP)
International Classes:
F21S9/03; F21Y101/02
Attorney, Agent or Firm:
WATANABE Mitsuhiko (OSAKA NIKKO BUILDING, 11-8 Sonezaki 2-chome, Kita-ku, Osaka-sh, Osaka 57, 〒5300057, JP)
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