Title:
LIGHT SHELF STRUCTURE
Document Type and Number:
Japanese Patent JP2015088342
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a light shelf structure capable of irradiating a ceiling surface with sunlight entering an indoor as even as possible even in a case where the incident direction of sunlight is inclined to a lighting window in a plane view.SOLUTION: A light shelf structure 1 includes a lighting window 12 provided on an outer wall 11, and a light shelf 13 provided on the outer wall 11 along a lighting window 12. The light shelf 13 reflects sunlight S in a reflection area 20 to introduce the light into an indoor through the lighting window 12, and irradiates a predetermined irradiation area 30 of a ceiling surface 15 of the indoor with the light. A vertical cross section in a direction parallel with the lighting window 12 of the reflection area 20 is such a wave shape that a parabolic shape expanding downward is continued.
Inventors:
ICHIHARA SANEMARE
SAITO YUJI
HARIMOTO KAZUYOSHI
KAGE HINAKO
SAITO YUJI
HARIMOTO KAZUYOSHI
KAGE HINAKO
Application Number:
JP2013226083A
Publication Date:
May 07, 2015
Filing Date:
October 30, 2013
Export Citation:
Assignee:
TAISEI CORP
International Classes:
F21S11/00
Domestic Patent References:
| JP2012230841A | 2012-11-22 | |||
| JPS4826939U | 1973-03-31 | |||
| JP2013038013A | 2013-02-21 |
Attorney, Agent or Firm:
Hisato Kuroiwa