JPH0173710U

JPH0173710U -

Info

Publication number: JPH0173710U
Application number: JP1988057955U
Authority: JP
Priority date: 1987-07-24
Filing date: 1988-04-27
Publication date: 1989-05-18

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す断面図、第
２図はこの考案の他の実施例を示す断面図、第３
図はこの考案のさらに他の実施例を示す正面図、
第４図は第３図の横方向の断面図、第５図はこの
考案の第１図及び第２図に示す実施例並びに従来
の平面照光板に共通な正面図、第６図は従来の平
面照光板の断面図である。図において、３及び１３はアクリル樹脂板、７
は光反射体、８は光反射層、１２は気泡である。
なお、各図中同一符号は同一または相当部分を示
す。 Fig. 1 is a sectional view showing one embodiment of this invention, Fig. 2 is a sectional view showing another embodiment of this invention, and Fig. 3 is a sectional view showing another embodiment of this invention.
The figure is a front view showing yet another embodiment of this invention.
4 is a lateral sectional view of FIG. 3, FIG. 5 is a front view common to the embodiment shown in FIGS. 1 and 2 of this invention and the conventional flat illumination plate, and FIG. FIG. 3 is a cross-sectional view of a flat illumination plate. In the figure, 3 and 13 are acrylic resin plates, 7
is a light reflector, 8 is a light reflection layer, and 12 is a bubble.
Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims

【実用新案登録請求の範囲】 (1) 透明板からなる透明層と、上記透明層の上に、光を反射する物体の小領域
を光源から遠くなるほど密に付着した光反射体と
を具備する平面照光板。 (2) 上記透明層は透明で光学的に均一な層と、
内部に光学的に不均一な部分を有する透明な層と
を重ね合わせてなることを特徴とする請求項(1)
記載の平面照光板。 (3) 実質的にＵ字形に折り曲げた透明板からな
る透明層と、上記透明板の平面部上に、光を反射する物体の
小領域を付着した光反射体とを具備する平面照光板。[Claims for Utility Model Registration] (1) A transparent layer made of a transparent plate, and a light reflector on which small areas of a light-reflecting object are adhered more densely as the distance from the light source increases. Flat light plate. (2) the transparent layer is a transparent and optically uniform layer;
Claim (1) characterized in that it is formed by overlapping a transparent layer having an optically non-uniform portion inside.
The flat illumination plate described. (3) A flat illuminating plate comprising: a transparent layer made of a transparent plate bent into a substantially U-shape; and a light reflector having a small area of a light-reflecting object adhered to the flat surface of the transparent plate.