JPS6365953U - - Google Patents
Info
- Publication number
- JPS6365953U JPS6365953U JP16009586U JP16009586U JPS6365953U JP S6365953 U JPS6365953 U JP S6365953U JP 16009586 U JP16009586 U JP 16009586U JP 16009586 U JP16009586 U JP 16009586U JP S6365953 U JPS6365953 U JP S6365953U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic substrate
- electron
- cathode
- light source
- stem
- 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
- 239000000919 ceramic Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 238000010894 electron beam technology Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Description
第１図は本考案の一実施例による光源用表示管
の概略構造図、第２図は第１図のステムと電子銃
部分の組み立て分解斜視図、第３図は上記実施例
における電子銃とステムの中心位置出し方法を示
す説明図、第４図は従来例による光源用表示管の
概略構造図である。
１……真空容器、２……側板、３……前面パネ
ル、４……ステム、５……蛍光面、６……アノー
ド電極、７……電子銃、８……セラミツク基板、
９……穴、１０……ワイヤーカソード、１１……
背面電極、１２……グリツド（グリツドキヤツプ
）、１４……カソードサポート、１５……排気管
、１６……排気孔、１７……電極端子、１８……
リードピン、１９……中心位置出し用治具。
FIG. 1 is a schematic structural diagram of a light source display tube according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of the stem and electron gun shown in FIG. 1, and FIG. FIG. 4 is an explanatory diagram showing a method for determining the center position of the stem, and is a schematic structural diagram of a conventional light source display tube. DESCRIPTION OF SYMBOLS 1... Vacuum vessel, 2... Side plate, 3... Front panel, 4... Stem, 5... Fluorescent screen, 6... Anode electrode, 7... Electron gun, 8... Ceramic substrate,
9... hole, 10... wire cathode, 11...
Back electrode, 12... Grid (grid cap), 14... Cathode support, 15... Exhaust pipe, 16... Exhaust hole, 17... Electrode terminal, 18...
Lead pin, 19... jig for center positioning.
Claims (1)
する側の内面に施された蛍光面に電子ビームを放
射させる電子銃が装着される光源用表示管におい
て、前記電子銃は、少なくとも、中央部に穴が明
けられたセラミツク基板と、該セラミツク基板上
に支持された電子放出用カソードと、該カソード
を囲むように前記セラミツク基板上に固着される
と共に、前記カソードより放出する電子を通過さ
せる電子通過部が形成されたキヤツプ状のグリツ
ドからなり、前記セラミツク基板の底面より導出
される各々の電極端子と前記ステム側のリードピ
ンとを電気的に接続するようにしたことを特徴と
する光源用表示管。 In a light source display tube in which an electron gun is mounted on a stem forming a part of a vacuum container and emits an electron beam to a phosphor screen provided on the inner surface of the opposite side, the electron gun has at least a central portion. a ceramic substrate with holes in it, an electron-emitting cathode supported on the ceramic substrate, and an electron-emitting cathode fixed on the ceramic substrate so as to surround the cathode, through which electrons emitted from the cathode pass. A display for a light source, comprising a cap-shaped grid in which a passage portion is formed, and each electrode terminal led out from the bottom surface of the ceramic substrate is electrically connected to the lead pin on the stem side. tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986160095U JPH0638373Y2 (en) | 1986-10-21 | 1986-10-21 | Display tube for light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986160095U JPH0638373Y2 (en) | 1986-10-21 | 1986-10-21 | Display tube for light source |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6365953U true JPS6365953U (en) | 1988-04-30 |
| JPH0638373Y2 JPH0638373Y2 (en) | 1994-10-05 |
Family
ID=31085151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986160095U Expired - Lifetime JPH0638373Y2 (en) | 1986-10-21 | 1986-10-21 | Display tube for light source |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0638373Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48102938U (en) * | 1972-03-09 | 1973-12-03 | ||
| JPS61133962U (en) * | 1985-02-09 | 1986-08-21 |
-
1986
- 1986-10-21 JP JP1986160095U patent/JPH0638373Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS48102938U (en) * | 1972-03-09 | 1973-12-03 | ||
| JPS61133962U (en) * | 1985-02-09 | 1986-08-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0638373Y2 (en) | 1994-10-05 |