JPH0468351U - - Google Patents
Info
- Publication number
- JPH0468351U JPH0468351U JP11151290U JP11151290U JPH0468351U JP H0468351 U JPH0468351 U JP H0468351U JP 11151290 U JP11151290 U JP 11151290U JP 11151290 U JP11151290 U JP 11151290U JP H0468351 U JPH0468351 U JP H0468351U
- Authority
- JP
- Japan
- Prior art keywords
- electrons
- filament
- grid
- transparent conductive
- conductive film
- 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
- 239000006059 cover glass Substances 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 description 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の第１の実施例のカバーガラス
の断面図、第２図は第１図の平面図、第３図は本
考案の第２の実施例のカバーガラスの断面図、第
４図は第３図の平面図、第５図は従来の蛍光表示
管のカバーガラスの一例の断面図、第６図は第５
図の平面図である。
１……カバーガラス、２……透明導電膜、３…
…フイラメント、４……フイラメント固定部、５
……ゲツタ、６……ゲツタ膜、７……デイフユー
ジヨングリツド、８……絶縁膜。
FIG. 1 is a sectional view of a cover glass according to a first embodiment of the present invention, FIG. 2 is a plan view of FIG. 1, and FIG. 3 is a sectional view of a cover glass according to a second embodiment of the present invention. Fig. 4 is a plan view of Fig. 3, Fig. 5 is a cross-sectional view of an example of a cover glass of a conventional fluorescent display tube, and Fig. 6 is a plan view of Fig. 5.
FIG. 1...Cover glass, 2...Transparent conductive film, 3...
...Filament, 4...Filament fixing part, 5
... Getter, 6... Getter film, 7... Diffusion grid, 8... Insulating film.
Claims (1)
布された陽極と、電子を放出するフイラメントと
、前記電子の制御と加速を行うグリツドと、前記
フイラメントから放出される電子を管内に均一に
拡散する透明導電膜と真空を保持するゲツタ膜と
を塗布したカバーガラスとを有する蛍光表示管に
おいて、前記透明導電膜と前記ゲツタ膜を電気的
に絶縁したことを特徴とする蛍光表示管。 An anode coated with phosphor in a specific pattern on an insulating substrate, a filament that emits electrons, a grid that controls and accelerates the electrons, and a grid that uniformly diffuses the electrons emitted from the filament into the tube. 1. A fluorescent display tube comprising a cover glass coated with a transparent conductive film and a getter film for maintaining vacuum, wherein the transparent conductive film and the getter film are electrically insulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151290U JPH0468351U (en) | 1990-10-24 | 1990-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11151290U JPH0468351U (en) | 1990-10-24 | 1990-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0468351U true JPH0468351U (en) | 1992-06-17 |
Family
ID=31858975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11151290U Pending JPH0468351U (en) | 1990-10-24 | 1990-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0468351U (en) |
-
1990
- 1990-10-24 JP JP11151290U patent/JPH0468351U/ja active Pending