JPH03119913U - - Google Patents
Info
- Publication number
- JPH03119913U JPH03119913U JP2851690U JP2851690U JPH03119913U JP H03119913 U JPH03119913 U JP H03119913U JP 2851690 U JP2851690 U JP 2851690U JP 2851690 U JP2851690 U JP 2851690U JP H03119913 U JPH03119913 U JP H03119913U
- Authority
- JP
- Japan
- Prior art keywords
- guide plate
- reflective sheet
- light guide
- sandwiched
- synthetic resin
- 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
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 238000005286 illumination Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
第１図は、本考案の構造を示す断面図。第２図
は、本考案の反射シート固定構造、および冷陰極
管口金部を示す断面図。第３図は、従来の構造を
示す断面図。第４図は、他の従来の構造を示す断
面図。
１……導光板、２……反射シート、３……棒状
光源、３′……冷陰極管、４……フレーム、５…
…蓋、６……両面テープ、６′……両面テープ、
７……金属製反射板、８……口金部、９……絶縁
カバー、１０……カツト部、１１……位置決め部
、１２……光導入端面。
FIG. 1 is a sectional view showing the structure of the present invention. FIG. 2 is a sectional view showing the reflective sheet fixing structure of the present invention and the cold cathode tube base. FIG. 3 is a sectional view showing a conventional structure. FIG. 4 is a sectional view showing another conventional structure. 1...Light guide plate, 2...Reflection sheet, 3...Bar-shaped light source, 3'...Cold cathode tube, 4...Frame, 5...
...Lid, 6...Double-sided tape, 6'...Double-sided tape,
7... Metal reflecting plate, 8... Base part, 9... Insulating cover, 10... Cut part, 11... Positioning part, 12... Light introduction end surface.
Claims (1)
において、 ａ 厚さ０．０１〜０．２mmの合成樹脂製反射
シートを有すること、 ｂ 前記反射シートの一端を導光板とフレーム
に挟み込みことにより固定し、他の一端を導光板
と蓋に挟み込むことにより固定する構造であるこ
と、 ｃ 前記反射シートと導光板光導入端面の間に
、棒状光源を配置すること、 を特徴とする照明装置。 ２ 合成樹脂製反射シートが、白色系であること
を特徴とする請求項１記載の照明装置。[Claims for Utility Model Registration] 1. A surface illumination device composed of a light guide plate and a rod-shaped light source, a) having a reflective sheet made of synthetic resin with a thickness of 0.01 to 0.2 mm; b) one end of the reflective sheet It has a structure in which it is fixed by being sandwiched between the light guide plate and the frame, and the other end is fixed by being sandwiched between the light guide plate and the lid, c. A rod-shaped light source is arranged between the reflective sheet and the light guide plate light introduction end surface. , A lighting device characterized by. 2. The lighting device according to claim 1, wherein the synthetic resin reflective sheet has a white color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2851690U JPH03119913U (en) | 1990-03-20 | 1990-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2851690U JPH03119913U (en) | 1990-03-20 | 1990-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03119913U true JPH03119913U (en) | 1991-12-10 |
Family
ID=31531313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2851690U Pending JPH03119913U (en) | 1990-03-20 | 1990-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03119913U (en) |
-
1990
- 1990-03-20 JP JP2851690U patent/JPH03119913U/ja active Pending