JPH0348802U

JPH0348802U -

Info

Publication number: JPH0348802U
Application number: JP10867389U
Authority: JP
Priority date: 1989-09-19
Filing date: 1989-09-19
Publication date: 1991-05-10

Description

[Brief explanation of the drawing]

図は、本考案を説明するためのもので、第１図
は導光板を装備した室面図を示すもので、第２図
は第１図の−から見た断面図である。第３、
第４図及び第５、第６図は光源の実施形態図を示
しており、第３図は切欠を有する円筒の回転によ
つて色彩を変える光源の例であり、第４図はスラ
イドによつて光源を有色化できる例を示している
。そして、第５、第６図は天井に導光板を用いる
例の構成図を示しており、光源を直接照射する部
分と導光板を介して発光させるものと組み合わせ
た実施例を説明している。図中、１……導光板、４……光源、６……切欠
、７……円筒、８……透光筒、１５……スライド
板。 The drawings are for explaining the present invention; FIG. 1 shows a room view equipped with a light guide plate, and FIG. 2 is a sectional view taken from - in FIG. 1. Third,
4, 5 and 6 show embodiments of the light source, FIG. 3 is an example of a light source that changes color by rotating a cylinder with a notch, and FIG. 4 is a light source that changes color by rotating a cylinder with a notch. This example shows how a light source can be colored. FIGS. 5 and 6 show a configuration diagram of an example in which a light guide plate is used on the ceiling, and explain an example in which a part that is directly irradiated with a light source is combined with a part that emits light through a light guide plate. In the figure, 1...Light guide plate, 4...Light source, 6...Notch, 7...Cylinder, 8...Transparent tube, 15...Slide plate.

Claims

[Claims for Utility Model Registration] (1) In a room light emitting device that has a light guide plate that emits light from a light source from both sides of the end face on a plane perpendicular to the light guide plate, the color or amount of light of the light source can be controlled to illuminate the room surface. An indoor light emitting device that is characterized by having a change in . (2) The room light emitting device according to claim 1, characterized in that a rotating cylinder having a partial cutout is provided around the white light source, and the outside thereof is surrounded by a transparent cylinder provided with a plurality of colors. (3) The room light emitting device according to claim 1, further comprising a movable slide plate with a plurality of colors provided in front of the white light source. (4) The room light emitting device according to claim 1, wherein a plurality of colored light sources are selectively turned on. (5) The room light emitting device according to claim 1, wherein a part of the light source directly irradiates the room surface.