JPS6281353U - - Google Patents
Info
- Publication number
- JPS6281353U JPS6281353U JP17235285U JP17235285U JPS6281353U JP S6281353 U JPS6281353 U JP S6281353U JP 17235285 U JP17235285 U JP 17235285U JP 17235285 U JP17235285 U JP 17235285U JP S6281353 U JPS6281353 U JP S6281353U
- Authority
- JP
- Japan
- Prior art keywords
- grid
- coefficient
- thermal expansion
- material constituting
- electron gun
- 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
- 238000010894 electron beam technology Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
Description
第１図乃至第３図は本考案の一実施例を示す図
であり、第１図は電子銃の説明用断面図、第２図
は陰極電流と時間の関係を示す曲線図、第３図は
蛍光面上のＲ―Ｂスパンと時間の関係を示す曲線
図、第４図乃至第６図は従来例を示す図であり、
第４図は電子銃の説明用断面図、第５図は陰極電
流と時間の関係を示す曲線図、第６図は蛍光面上
のＲ―Ｂスパンと時間の関係を示す曲線図、第７
図乃至第９図は先願例を示す図であり、第７図は
電子銃の説明図、第８図は陰極電流と時間の関係
を示す曲線図、第９図は蛍光面上のＲ―Ｂスパン
と時間の関係を示す曲線図である。
１，１１，２１……電子銃、２，２２……陰極
、３，１３，２３……第１グリツド、４，１４，
２４……第２グリツド、５，２５……第３グリツ
ド、６，２６……ビードガラス。
1 to 3 are diagrams showing one embodiment of the present invention, in which FIG. 1 is an explanatory cross-sectional view of an electron gun, FIG. 2 is a curve diagram showing the relationship between cathode current and time, and FIG. is a curve diagram showing the relationship between the R-B span on the phosphor screen and time, and FIGS. 4 to 6 are diagrams showing conventional examples.
FIG. 4 is an explanatory cross-sectional view of the electron gun, FIG. 5 is a curve diagram showing the relationship between cathode current and time, FIG. 6 is a curve diagram showing the relationship between R-B span on the phosphor screen and time, and FIG.
9 to 9 are diagrams showing the example of the prior application, FIG. 7 is an explanatory diagram of an electron gun, FIG. 8 is a curve diagram showing the relationship between cathode current and time, and FIG. 9 is a diagram showing the relationship between R- It is a curve diagram showing the relationship between B span and time. 1, 11, 21... Electron gun, 2, 22... Cathode, 3, 13, 23... First grid, 4, 14,
24...second grid, 5,25...third grid, 6,26...bead glass.
Claims (1)
に対設する位置に中央及び両側の電子ビーム通過
孔を有する一体形成された少なくとも第１グリツ
ド、第２グリツド及び他のグリツドよりなる電子
銃において、前記第１グリツドを構成する材料の
熱膨腸率をβ１、前記第２グリツドを構成する材
料の熱膨脹率をβ２、前記他のグリツドを構成す
る材料の熱膨腸率をβ３とした時、β２＜β１＜
β３の関係を満足することを特徴とする電子銃。 (2) β１とβ２が２．０乃至１１．０×１０−
６／℃、β３がほぼ１７×１０−６／℃であるこ
とを特徴とする実用新案登録請求の範囲第(1)項
記載の電子銃。[Claims for Utility Model Registration] (1) At least a first grid integrally formed with three cathodes arranged in a row, and electron beam passing holes at the center and on both sides at positions opposite to these cathodes; In an electron gun consisting of two grids and another grid, the coefficient of thermal expansion of the material constituting the first grid is β 1 , the coefficient of thermal expansion of the material constituting the second grid is β 2 , and the coefficient of thermal expansion of the material constituting the second grid is β 2 . When the thermal expansion coefficient of the material is β 3 , β 2 <β 1 <
An electron gun characterized by satisfying the relationship β3 . (2) β1 and β2 are 2.0 to 11.0×10 −
6 /°C, and β3 is approximately 17×10 −6 /°C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17235285U JPS6281353U (en) | 1985-11-11 | 1985-11-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17235285U JPS6281353U (en) | 1985-11-11 | 1985-11-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6281353U true JPS6281353U (en) | 1987-05-25 |
Family
ID=31108816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17235285U Pending JPS6281353U (en) | 1985-11-11 | 1985-11-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6281353U (en) |
-
1985
- 1985-11-11 JP JP17235285U patent/JPS6281353U/ja active Pending
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