JPH0469843U - - Google Patents
Info
- Publication number
- JPH0469843U JPH0469843U JP11268890U JP11268890U JPH0469843U JP H0469843 U JPH0469843 U JP H0469843U JP 11268890 U JP11268890 U JP 11268890U JP 11268890 U JP11268890 U JP 11268890U JP H0469843 U JPH0469843 U JP H0469843U
- Authority
- JP
- Japan
- Prior art keywords
- anode
- filament cathode
- anode substrate
- phosphor pattern
- vacuum envelope
- 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
- 239000000758 substrate Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000640 Fe alloy Inorganic materials 0.000 claims 1
- 239000006059 cover glass Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 125000006850 spacer group Chemical group 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ａ，ｂは本考案の第１の実施例の一部切
欠き斜視図及び断面図、第２図は本考案の第２の
実施例の金属カバーの一部切欠き斜視図、第３図
は従来の蛍光表示管の一例の一部切欠き斜視図で
ある。
１……陽極基板、２……グリツド、３……フイ
ラメントカソード、４……フイラメト支持体、５
，２５……金属カバー、６……排気穴、７……固
定フリツト、８……蛍光体パターン、９……排気
ふた、１０……封止フリツト、１１……スペーサ
ガラス、１２……カバーガラス、１３……配線、
１４……導通部、１５……金属フレーム、１６…
…リード。
1a and b are a partially cutaway perspective view and a sectional view of the first embodiment of the present invention; FIG. 2 is a partially cutaway perspective view of a metal cover of the second embodiment of the present invention; FIG. FIG. 3 is a partially cutaway perspective view of an example of a conventional fluorescent display tube. DESCRIPTION OF SYMBOLS 1... Anode substrate, 2... Grid, 3... Filament cathode, 4... Filament support, 5
, 25...metal cover, 6...exhaust hole, 7...fixing frit, 8...phosphor pattern, 9...exhaust lid, 10...sealing frit, 11...spacer glass, 12...cover glass , 13...Wiring,
14...Conducting portion, 15...Metal frame, 16...
...Lead.
Claims (1)
ターンを含む陽極と、該陽極に間隔をおいて張ら
れ電子を放射して前記蛍光体パターンを発光させ
るフイラメントカソードと、前記陽極と前記フイ
ラメントカソードの中間に配置され前記電子を制
御するグリツドと、前記陽極と前記フイラメント
カソードと前記グリツドとを内設する真空外囲器
とを有し、前記陽極基板側から表示を観察する蛍
光表示管において、前記陽極基板に封着され前記
真空外囲器を形成する少くとも封着部が４２％Ｎ
ｉ−６％Ｃｒ−残Ｆｅ合金からなる金属カバーを
有することを特徴とする蛍光表示管。 an anode including an anode substrate and a phosphor pattern formed on the anode substrate; a filament cathode that is attached to the anode at intervals and emits electrons to cause the phosphor pattern to emit light; the anode and the filament cathode; a vacuum envelope in which the anode, the filament cathode, and the grid are housed, and the display is observed from the anode substrate side; At least the sealed portion that is sealed to the anode substrate and forms the vacuum envelope is 42%N.
A fluorescent display tube characterized by having a metal cover made of an i-6% Cr-remaining Fe alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11268890U JPH0469843U (en) | 1990-10-26 | 1990-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11268890U JPH0469843U (en) | 1990-10-26 | 1990-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0469843U true JPH0469843U (en) | 1992-06-19 |
Family
ID=31860209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11268890U Pending JPH0469843U (en) | 1990-10-26 | 1990-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0469843U (en) |
-
1990
- 1990-10-26 JP JP11268890U patent/JPH0469843U/ja active Pending