JPS62202759U - - Google Patents
Info
- Publication number
- JPS62202759U JPS62202759U JP9268886U JP9268886U JPS62202759U JP S62202759 U JPS62202759 U JP S62202759U JP 9268886 U JP9268886 U JP 9268886U JP 9268886 U JP9268886 U JP 9268886U JP S62202759 U JPS62202759 U JP S62202759U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust pipe
- filament
- anode
- grid
- display tube
- 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
- 239000011521 glass Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting 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の実施例の螢光表示管を
示す断面図、第２図は第１図の一部を示す断面図
、第３図は本考案の第２の実施例の螢光表示管を
示す断面図、第４図は従来の螢光表示管を示す断
面図である。
１……段付排気管、２……カバーガラス、３…
…排気用穴、４，４′……低融点ガラス、５……
陽極基板、６……フイラメント、７……グリツド
、８……電極、９……表示電極、１０……フレア
ー排気管。
FIG. 1 is a sectional view showing a fluorescent display tube according to a first embodiment of the present invention, FIG. 2 is a sectional view showing a part of FIG. 1, and FIG. FIG. 4 is a sectional view showing a conventional fluorescent display tube. 1...Stepped exhaust pipe, 2...Cover glass, 3...
...Exhaust hole, 4,4'...Low melting point glass, 5...
Anode substrate, 6... filament, 7... grid, 8... electrode, 9... display electrode, 10... flare exhaust pipe.
Claims (1)
により加速制御され、陽極セグメントに形成され
た螢光体層を衝撃することにより、文字、数字、
記号が表示される螢光表示管において、陽極基板
またはカバーガラスに設けられる排気管の先端部
分の直径を小としたことを特徴とする螢光表示管
。 Thermionic electrons emitted from the filament are accelerated and controlled by the grid and impact the phosphor layer formed on the anode segment, thereby producing letters, numbers,
1. A fluorescent display tube in which a symbol is displayed, characterized in that the diameter of the tip of an exhaust pipe provided on an anode substrate or a cover glass is reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9268886U JPS62202759U (en) | 1986-06-17 | 1986-06-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9268886U JPS62202759U (en) | 1986-06-17 | 1986-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62202759U true JPS62202759U (en) | 1987-12-24 |
Family
ID=30954617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9268886U Pending JPS62202759U (en) | 1986-06-17 | 1986-06-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62202759U (en) |
-
1986
- 1986-06-17 JP JP9268886U patent/JPS62202759U/ja active Pending