JPH0457891U - - Google Patents
Info
- Publication number
- JPH0457891U JPH0457891U JP10153590U JP10153590U JPH0457891U JP H0457891 U JPH0457891 U JP H0457891U JP 10153590 U JP10153590 U JP 10153590U JP 10153590 U JP10153590 U JP 10153590U JP H0457891 U JPH0457891 U JP H0457891U
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- display board
- prism
- facing
- light sources
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005286 illumination Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図は本考案の実施例を示す説明図、第２図
はプリズム面の形状を示す平面及び断面図、第３
図は輝度レベルを比較する実験に用いた模式的看
板を示す説明図である。
１……ハウジング、３……広告表示板、５，５
′……光源、８……鏡面反射板、９……プリズム
面、１０……プリズム面反射板、１３，１３′…
…斜面反射板。
Fig. 1 is an explanatory diagram showing an embodiment of the present invention, Fig. 2 is a plane and cross-sectional view showing the shape of the prism surface, and Fig. 3
The figure is an explanatory diagram showing a schematic signboard used in an experiment to compare brightness levels. 1...Housing, 3...Advertisement display board, 5,5
'... Light source, 8... Specular reflector, 9... Prism surface, 10... Prism surface reflector, 13, 13'...
...Slope reflector.
Claims (1)
部２に広告表示板３を設けると共に、その両側縁
部に光源５，５′を配設させている内照式看板に
おいて、 前記ハウジング１の開口部２と対面する内面７
上に、鏡面反射板８を着設させ、その上面に、プ
リズム面反射板１０をプリズム面９が表側になる
ように着設させ、更に、前記プリズム面反射板１
０の中央部１１から両光源５，５′と広告表示板
３の両端部１２，１２′内側との間に向つて、傾
斜状に斜面反射板１３，１３′が設けられている
ことを特徴とする内照式看板。[Scope of Claim for Utility Model Registration] An advertising display board 3 is provided in the opening 2 of a box-shaped housing 1 that is open on one side, and light sources 5 and 5' are provided on both side edges of the internal illumination. In the type signboard, an inner surface 7 facing the opening 2 of the housing 1
A specular reflector 8 is installed on top of the mirror reflector 8, a prism reflector 10 is installed on the upper surface of the mirror reflector 10 with the prism surface 9 facing up, and the prism reflector 1
It is characterized in that slanted reflecting plates 13, 13' are provided in an inclined manner from the central part 11 of the display board 3 toward between both the light sources 5, 5' and the inner sides of both end parts 12, 12' of the advertising display board 3. Internally illuminated signboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10153590U JPH0457891U (en) | 1990-09-26 | 1990-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10153590U JPH0457891U (en) | 1990-09-26 | 1990-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0457891U true JPH0457891U (en) | 1992-05-18 |
Family
ID=31845073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10153590U Pending JPH0457891U (en) | 1990-09-26 | 1990-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0457891U (en) |
-
1990
- 1990-09-26 JP JP10153590U patent/JPH0457891U/ja active Pending
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