Title:
採光装置
Document Type and Number:
Japanese Patent JP6865118
Kind Code:
B2
Abstract:
To provide a daylighting device capable of realizing a natural light environment by leveling lightness on a ceiling plane.SOLUTION: The present invention relates to a daylighting device 1 which reflects sunlight S and irradiates a ceiling plane 3b with reflection light R. The daylighting device 1 is characterized in that, along a window 3f, a light introduction mitigation region R1 and a light introduction region R2 are provided successively from an upper side to a lower side. The light introduction mitigation region R1 includes multiple light diffusion reflective plates 11 each of which is provided in such a manner that an outer end 11a is positioned at an outdoor side 5 and an inner end 11b is positioned at an indoor side 3 and includes a top face that is finished in such a manner that light is diffused. The light introduction region R2 includes multiple mirror reflective plates 10 each of which is provided in such a manner that an outer end 10a is positioned at the outdoor side 5 and an inner end 10b is positioned at the indoor side 3, and includes a top face 10c that is mirror-finished in such a manner that light is reflected directly.SELECTED DRAWING: Figure 2
Inventors:
Hinako Kage
Isao Harimoto
Maki Ichihara
Takashi Inori
Noriyuki Toyohara
Toshikage Satoshi
Taisuke Oki
Keiko Sugawara
Eiji Sakuma
Isao Harimoto
Maki Ichihara
Takashi Inori
Noriyuki Toyohara
Toshikage Satoshi
Taisuke Oki
Keiko Sugawara
Eiji Sakuma
Application Number:
JP2017122839A
Publication Date:
April 28, 2021
Filing Date:
June 23, 2017
Export Citation:
Assignee:
Taisei Corporation
Nichibei Co., Ltd.
Nichibei Co., Ltd.
International Classes:
F21S11/00; E06B5/00; E06B9/386; F21V11/04
Domestic Patent References:
| JP2016002585A1 | ||||
| JP2016066551A | ||||
| JP2016206605A | ||||
| JP2009186879A |
Foreign References:
| KR20160019984A | ||||
| WO2016175203A1 | ||||
| KR20110012970A | ||||
| US20010019451 | ||||
| WO2016002869A1 | ||||
| WO2017086314A1 |
Attorney, Agent or Firm:
Sonoda/Kobayashi Patent Business Corporation