JPH0461748U - - Google Patents
Info
- Publication number
- JPH0461748U JPH0461748U JP10420890U JP10420890U JPH0461748U JP H0461748 U JPH0461748 U JP H0461748U JP 10420890 U JP10420890 U JP 10420890U JP 10420890 U JP10420890 U JP 10420890U JP H0461748 U JPH0461748 U JP H0461748U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust hole
- anode substrate
- display
- vacuum container
- 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
- 239000000758 substrate Substances 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 239000006059 cover glass Substances 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
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の第１の実施例の要部平面図、
第２図は第１図の断面図、第３図は本考案の第２
の実施例の要部断面図、第４図は従来の蛍光表示
管の一例の要部断面図である。
１……リード、２……真空容器、３……フイラ
メント、４……排気孔、５，１５……突起、６…
…フイラメント支持体、７……陽極端子、８……
蛍光体層、９……電極フレーム、１０……陽極基
板、１１……低融ガラス、１２……蓋部材、１３
……グリツド。
FIG. 1 is a plan view of the main parts of the first embodiment of the present invention;
Fig. 2 is a sectional view of Fig. 1, and Fig. 3 is a cross-sectional view of the second embodiment of the present invention.
FIG. 4 is a sectional view of a main part of an example of a conventional fluorescent display tube. 1...Lead, 2...Vacuum container, 3...Filament, 4...Exhaust hole, 5, 15...Protrusion, 6...
...Filament support, 7...Anode terminal, 8...
Phosphor layer, 9... Electrode frame, 10... Anode substrate, 11... Low melting glass, 12... Lid member, 13
...Grid.
Claims (1)
に設けられた蛍光体層によつて形成された表示パ
ターンと、該表示パターンと間隔をおいて張られ
たフイラメントと、該フイラメントと前記表示パ
ターンの中間に配置され周囲に電極フレームが形
成されたグリツドと、前記陽極基板に封着され真
空容器を形成するカバーガラスと、前記真空容器
内を排気後前記排気孔を封止する蓋部材とを有す
る蛍光表示管において、前記排気孔と対向する前
記電極フレームの位置に前記排気孔の周囲の陽極
基板に接続する突起を設けたことを特徴とする蛍
光表示管。 An anode substrate provided with an exhaust hole, a display pattern formed by a phosphor layer provided on the anode substrate, a filament stretched at a distance from the display pattern, and the filament and the display. a grid arranged in the middle of the pattern and around which an electrode frame is formed; a cover glass sealed to the anode substrate to form a vacuum container; and a lid member that seals the exhaust hole after evacuating the inside of the vacuum container. 1. A fluorescent display tube comprising: a projection connected to an anode substrate around the exhaust hole at a position of the electrode frame facing the exhaust hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10420890U JPH0461748U (en) | 1990-10-03 | 1990-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10420890U JPH0461748U (en) | 1990-10-03 | 1990-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461748U true JPH0461748U (en) | 1992-05-27 |
Family
ID=31849405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10420890U Pending JPH0461748U (en) | 1990-10-03 | 1990-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461748U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62177840A (en) * | 1986-01-31 | 1987-08-04 | Futaba Corp | Tipless fluorescent character display tube |
-
1990
- 1990-10-03 JP JP10420890U patent/JPH0461748U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62177840A (en) * | 1986-01-31 | 1987-08-04 | Futaba Corp | Tipless fluorescent character display tube |