Title:
WINDOW SURFACE NATURAL LIGHTING SYSTEM
Document Type and Number:
Japanese Patent JP2017155533
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a natural lighting system of not largely varying an indoor light environment, even if a natural lighting mechanism is not adjusted in response to a height of the sun, in the natural lighting system of including a natural lighting mechanism such as a blind and a light control mechanism such as a curtain.SOLUTION: A natural lighting system installed on the indoor side of a window, comprises a light control mechanism being a fabric web or a sheet-like member of 0.04 or more in a natural lighting diffusion value and 10%-33% in transmissivity based on JIS L 1055 and a natural lighting mechanism capable of adjusting quantity of light of passing by displacing an angle and/or a position of a member, and the natural lighting mechanism is arranged on the indoor side more than the light control mechanism.SELECTED DRAWING: None
Inventors:
HAYASE SHIGEKI
Application Number:
JP2016041702A
Publication Date:
September 07, 2017
Filing Date:
March 04, 2016
Export Citation:
Assignee:
KAWASHIMA SELKON TEXTILES CO
International Classes:
E06B5/00; A47H23/08; E06B9/24; E06B9/26
Attorney, Agent or Firm:
Patent Business Corporation Minori Patent Office
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