Title:
SUNLIGHT LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP3513531
Kind Code:
B2
Abstract:
PURPOSE: To allow arrival of light deep in a room without generating spectra by providing plural convex stripes, having arc-shaped curve edges in section, in parallel on at least one surface of a flat plate-like transparent body.
CONSTITUTION: In this sunlight lighting device, plural monofilaments or rod-like bodies 1 are glued on a transparent plate or film 4 side by side in parallel. One surface on the side of plural convex stripes 3 having arc shapes in section, on which the monofilaments or rod-like bodies 1 are exposed, is set to a first surface P1, i.e., a sunlight incident surface, while the other surface is set to a second surface P2, i.e., a sunlight emitting surface.
Inventors:
Oyama, Nobuo
Application Number:
JP7891394A
Publication Date:
March 31, 2004
Filing Date:
April 18, 1994
Export Citation:
Assignee:
SCI & TECHNOL INC
International Classes:
F21S11/00; (IPC1-7): F21S11/00
Attorney, Agent or Firm:
菅野 中
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