Title:
ILLUMINATING DEVICE
Document Type and Number:
Japanese Patent JP2021125389
Kind Code:
A
Abstract:
To enable a pseudo reproduction of an appearance of sky without discomfort and a presentation of an illumination environment nearer to natural illumination.SOLUTION: An illuminating device installed on a wall and pseudo-reproducing an illumination environment nearer to natural illumination in an indoor environment, comprises: a frame body in which an open part is formed on one face, is arranged so as to be embedded into a concave part formed on the wall so that the open part is positioned on a front face side of the wall, and structures an outline as a pseudo window; a light source part which is arranged on an inner side of the frame body, and ejects a light; a light guide part which diffuses a light irradiated from the light source part to eject it; a control part which controls lightning and blackout of at least the light source part; a blind member which is openably and closably arranged on a front face side of the light guide part, and covers the light guide part in a close state positioned at a front face of the light guide part; and an attachment part which is arranged at one side positioned at an upper side in the open part of the frame body, and attaches the blind member.SELECTED DRAWING: Figure 4
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| WO/2024/117034 | CONTROL SYSTEM |
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Inventors:
SHIBAHARA SHINICHI
Application Number:
JP2020018608A
Publication Date:
August 30, 2021
Filing Date:
February 06, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
MITSUBISHI ELECTRIC CORP
MITSUBISHI ELECTRIC CORP
International Classes:
H05B47/00; F21S2/00; F21V11/02; F21V23/00
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office