JPS63202061U - - Google Patents
Info
- Publication number
- JPS63202061U JPS63202061U JP9293787U JP9293787U JPS63202061U JP S63202061 U JPS63202061 U JP S63202061U JP 9293787 U JP9293787 U JP 9293787U JP 9293787 U JP9293787 U JP 9293787U JP S63202061 U JPS63202061 U JP S63202061U
- Authority
- JP
- Japan
- Prior art keywords
- conductive film
- display tube
- fluorescent display
- electrons
- filament
- 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 2
- 239000000758 substrate Substances 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は、本考案の第１の実施例を示す斜視図
、第２図は、本考案の第２の実施例を示す断面図
、第３図は従来の螢光表示管構造の断面図、第４
図ａ，ｂは、それぞれ導電膜の電位がフイラメン
ト電位と等しい場合、導電膜の電位がフイラメン
ト電位より大きい場合の導電膜の作用の説明図で
ある。
１，１ａ，１ｂ，１ｃ……導電膜、２……カバ
ーガラス、３……導電端子、４……陽極基板、５
，５ａ，５ｂ……螢光体層、６……フイラメント
、７……グリツド、８……リード端子、１０……
電子軌道。
Fig. 1 is a perspective view showing a first embodiment of the present invention, Fig. 2 is a sectional view showing a second embodiment of the invention, and Fig. 3 is a sectional view of a conventional fluorescent display tube structure. , 4th
Figures a and b are explanatory views of the action of the conductive film when the potential of the conductive film is equal to the filament potential and when the potential of the conductive film is greater than the filament potential, respectively. 1, 1a, 1b, 1c... Conductive film, 2... Cover glass, 3... Conductive terminal, 4... Anode substrate, 5
, 5a, 5b... fluorescent layer, 6... filament, 7... grid, 8... lead terminal, 10...
electron orbit.
Claims (1)
び制御を行うグリツドと、蛍光体層が塗布された
陽極基板と、透光性の導電膜が内面に形成された
カバーガラスとを有する螢光表示管において、前
記導電膜は部分的に抵抗値を異ならせて形成され
ていることを特徴とする螢光表示管。 In a fluorescent display tube that has a filament that generates electrons, a grid that accelerates and controls electrons, an anode substrate coated with a phosphor layer, and a cover glass that has a transparent conductive film formed on its inner surface. . A fluorescent display tube, wherein the conductive film is formed with partially different resistance values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293787U JPS63202061U (en) | 1987-06-16 | 1987-06-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9293787U JPS63202061U (en) | 1987-06-16 | 1987-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63202061U true JPS63202061U (en) | 1988-12-27 |
Family
ID=30955077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9293787U Pending JPS63202061U (en) | 1987-06-16 | 1987-06-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63202061U (en) |
-
1987
- 1987-06-16 JP JP9293787U patent/JPS63202061U/ja active Pending