JPH048249U - - Google Patents
Info
- Publication number
- JPH048249U JPH048249U JP4671490U JP4671490U JPH048249U JP H048249 U JPH048249 U JP H048249U JP 4671490 U JP4671490 U JP 4671490U JP 4671490 U JP4671490 U JP 4671490U JP H048249 U JPH048249 U JP H048249U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- display device
- fluorescent display
- pixels
- pixel
- 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.)
- Granted
Links
- 239000000463 material Substances 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
- 239000004020 conductor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は、本考案の蛍光表示装置の一実施例を
示した図であり、第２図は、本考案の蛍光表示装
置に適用される傍熱形陰極を示した図、第３図は
、本考案の蛍光表示装置の他の実施例を示した図
、第４図ａ，ｂは、従来の蛍光表示装置を示した
図であり、第５図は、従来の蛍光表示装置に適用
される傍熱形陰極を示した図である。
Ａ……蛍光表示装置、Ｂ，Ｂ１，Ｂ２……表示
装置本体、４０……傍熱形陰極、４１……ヒータ
線、４２……絶縁層、４３……陰極基体、４３ａ
……金属細線、４４……電子放出物質層、４５…
…支持体、４６……端子部。
FIG. 1 is a diagram showing an embodiment of the fluorescent display device of the present invention, FIG. 2 is a diagram showing an indirectly heated cathode applied to the fluorescent display device of the present invention, and FIG. 3 is a diagram showing an example of the fluorescent display device of the present invention. , FIG. 4 a and b are diagrams showing a conventional fluorescent display device, and FIG. 5 is a diagram showing another embodiment of the fluorescent display device of the present invention, and FIG. FIG. 2 is a diagram showing an indirectly heated cathode. A...Fluorescent display device, B, B1 , B2 ...Display device main body, 40...Indirectly heated cathode, 41...Heater wire, 42...Insulating layer, 43...Cathode base, 43a
...Thin metal wire, 44...Electron-emitting material layer, 45...
...Support body, 46...Terminal section.
Claims (1)
この絶縁層を覆うように陰極基体ならびに電子放
出物質層が順次積層して配設された傍熱形陰極と
、一または複数個の蛍光体層からなる画素を多数
個有し、かつ複数個の画素あるいは複数個の蛍光
体層に対応して電気的に共通に配設された陽極導
体からなる陽極部を少なくとも有し、前記陰極基
体に通電する電位を変えることにより発光表示を
行なう蛍光表示装置において、前記傍熱形陰極は
、ヒータ部が複数個の画素にまたがつて共通に配
設され、かつ陰極基体が個々の画素に対応して電
気的に分割して配設されたことを特徴とする蛍光
表示装置。 The airtight envelope and heater wire are coated with an insulating layer,
It has an indirectly heated cathode in which a cathode substrate and an electron emitting material layer are sequentially laminated so as to cover this insulating layer, and a large number of pixels each consisting of one or more phosphor layers. A fluorescent display device that has at least an anode portion made of an anode conductor that is electrically commonly disposed corresponding to a pixel or a plurality of phosphor layers, and performs a light-emitting display by changing the potential applied to the cathode substrate. The indirectly heated cathode is characterized in that the heater portion is commonly disposed across a plurality of pixels, and the cathode base is electrically divided and disposed corresponding to each pixel. fluorescent display device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046714U JP2544068Y2 (en) | 1990-05-01 | 1990-05-01 | Fluorescent display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990046714U JP2544068Y2 (en) | 1990-05-01 | 1990-05-01 | Fluorescent display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH048249U true JPH048249U (en) | 1992-01-24 |
| JP2544068Y2 JP2544068Y2 (en) | 1997-08-13 |
Family
ID=31562031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990046714U Expired - Lifetime JP2544068Y2 (en) | 1990-05-01 | 1990-05-01 | Fluorescent display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2544068Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330869U (en) * | 1976-08-24 | 1978-03-16 | ||
| JPS58193549U (en) * | 1982-06-18 | 1983-12-23 | 双葉電子工業株式会社 | indirectly heated cathode |
| JPS6210848A (en) * | 1985-07-08 | 1987-01-19 | Ise Electronics Corp | Display tube for light source |
-
1990
- 1990-05-01 JP JP1990046714U patent/JP2544068Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330869U (en) * | 1976-08-24 | 1978-03-16 | ||
| JPS58193549U (en) * | 1982-06-18 | 1983-12-23 | 双葉電子工業株式会社 | indirectly heated cathode |
| JPS6210848A (en) * | 1985-07-08 | 1987-01-19 | Ise Electronics Corp | Display tube for light source |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2544068Y2 (en) | 1997-08-13 |
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