JPH0487152U - - Google Patents
Info
- Publication number
- JPH0487152U JPH0487152U JP13081690U JP13081690U JPH0487152U JP H0487152 U JPH0487152 U JP H0487152U JP 13081690 U JP13081690 U JP 13081690U JP 13081690 U JP13081690 U JP 13081690U JP H0487152 U JPH0487152 U JP H0487152U
- Authority
- JP
- Japan
- Prior art keywords
- filled
- getter
- getter material
- container
- 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
- 239000000463 material Substances 0.000 claims description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000011010 flushing procedure 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ａ，ｂは本考案の一実施例の蛍光表示管
のゲツタ構造の平面図およびそのＡ−Ａ′線にお
ける断面図、第２図は本考案の第２の実施例のゲ
ツタ構造を示す平面図、第３図ａ，ｂは従来のゲ
ツタ構造の平面図およびそのＢ−Ｂ′線における
断面図、第４図は高周波を使用したゲツタフラツ
シユ時の状態を示す断面図、第５図は従来のゲツ
タフラツシユ時のゲツタ付近の電極の変形を示す
断面図である。
１……ゲツタ材を充填しない部分、２……ゲツ
タ材を充填した部分、３……ゲツタ材、４，１３
……ゲツタ容器、５……カバーガラス、６……フ
イラメント、７……蛍光体、８……陽極、９……
高周波発生器、１０……炭素棒、１１……ゲツタ
膜、１２……ゲツタ付近の電極。
Figures 1a and b are a plan view and a sectional view taken along the line A-A' of a getter structure of a fluorescent display tube according to an embodiment of the present invention, and Figure 2 shows a getter structure of a second embodiment of the present invention. 3a and 3b are a plan view of a conventional getter structure and a sectional view taken along the line B-B', FIG. 4 is a sectional view showing the state during getter flushing using high frequency, and FIG. FIG. 3 is a cross-sectional view showing deformation of an electrode near a getter during a conventional getter flush. 1... Part not filled with getsa material, 2... Part filled with getsa material, 3... Gotsuta material, 4, 13
...Getsuta container, 5...Cover glass, 6...Filament, 7...Phosphor, 8...Anode, 9...
High frequency generator, 10... carbon rod, 11... getter film, 12... electrode near getter.
Claims (1)
トと、これに対向して配置され、蛍光体が塗布さ
れた陽極と、ゲツタ容器とを備えた蛍光表示管に
おいて、前記ゲツタ容器はゲツタ材を充填した部
分としない部分とが一体形成され、前記ゲツタ材
を充填しない部分が前記ゲツタ材を充填した部分
よりも広い表面積を有することを特徴とする蛍光
表示管。 A fluorescent display tube comprising a filament serving as a thermionic radiation source, an anode disposed opposite thereto and coated with a phosphor, and a getter container in a vacuum container, the getter container being filled with a getter material. A fluorescent display tube characterized in that a portion filled with the getter material and a portion not filled with the getter material are integrally formed, and the portion not filled with the getter material has a larger surface area than the portion filled with the getter material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13081690U JPH0487152U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13081690U JPH0487152U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0487152U true JPH0487152U (en) | 1992-07-29 |
Family
ID=31878130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13081690U Pending JPH0487152U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0487152U (en) |
-
1990
- 1990-11-30 JP JP13081690U patent/JPH0487152U/ja active Pending