JPH0373239U - - Google Patents
Info
- Publication number
- JPH0373239U JPH0373239U JP13573689U JP13573689U JPH0373239U JP H0373239 U JPH0373239 U JP H0373239U JP 13573689 U JP13573689 U JP 13573689U JP 13573689 U JP13573689 U JP 13573689U JP H0373239 U JPH0373239 U JP H0373239U
- Authority
- JP
- Japan
- Prior art keywords
- light
- display board
- light source
- transmitting holes
- transmitting
- 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
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000012780 transparent material Substances 0.000 claims 1
- 238000005286 illumination Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Description
第１図は本考案に係る照明装置の分解斜視図、
第２図は導光板の部分拡大斜視図、第３図、第４
図は照明装置のそれぞれ非照明時、照明時を示す
断面図である。
１……ランプ（光源）、２……表示板、２ａ…
…表示部、３……導光板、５……透光孔、６……
遮光片。
FIG. 1 is an exploded perspective view of the lighting device according to the present invention;
Figure 2 is a partially enlarged perspective view of the light guide plate, Figures 3 and 4.
The figures are cross-sectional views showing the illumination device when it is not illuminated and when it is illuminated, respectively. 1... Lamp (light source), 2... Display board, 2a...
...Display section, 3...Light guide plate, 5...Transparent hole, 6...
Shading piece.
Claims (1)
示部を有する透明材料からなる表示板と、前記光
源と表示板の間に配設され、複数の透光孔を有す
るとともに、温度上昇すると前記透光孔を開き、
温度降下すると透光孔を閉じるように形成した遮
光片を有する形状記憶樹脂からなる導光板とを備
えたことを特徴とする照明装置。 a light source; a display board made of a transparent material having a predetermined display area displayed by cut-out printing; and a display board disposed between the light source and the display board and having a plurality of light-transmitting holes; when the temperature rises, the light-transmitting holes Open the
1. A lighting device comprising: a light guide plate made of a shape memory resin and having a light shielding piece formed to close a light transmitting hole when the temperature drops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13573689U JPH0373239U (en) | 1989-11-22 | 1989-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13573689U JPH0373239U (en) | 1989-11-22 | 1989-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0373239U true JPH0373239U (en) | 1991-07-24 |
Family
ID=31682983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13573689U Pending JPH0373239U (en) | 1989-11-22 | 1989-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0373239U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180109333A (en) * | 2017-03-27 | 2018-10-08 | 김범식 | Channel sign |
-
1989
- 1989-11-22 JP JP13573689U patent/JPH0373239U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180109333A (en) * | 2017-03-27 | 2018-10-08 | 김범식 | Channel sign |
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