JPS6382352U - - Google Patents
Info
- Publication number
- JPS6382352U JPS6382352U JP17681886U JP17681886U JPS6382352U JP S6382352 U JPS6382352 U JP S6382352U JP 17681886 U JP17681886 U JP 17681886U JP 17681886 U JP17681886 U JP 17681886U JP S6382352 U JPS6382352 U JP S6382352U
- Authority
- JP
- Japan
- Prior art keywords
- cathode
- cathodes
- reducing agent
- base metal
- picture 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
- 239000010953 base metal Substances 0.000 claims description 5
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 claims 3
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図は本考案の一実施例を示す断面図、第２
図は従来のカラー受像管の陰極構体の一例を示す
断面図である。
１ａ，１ｂ，１ｃ，１１ａ，１１ｂ，１１ｃ…
…陰極スリーブ、２ａ，２ｂ，２ｃ，１２ａ，１
２ｂ，１２ｃ……基体金属、３ａ，３ｂ，３ｃ，
１３ａ，１３ｂ，１３ｃ……アルカリ土類金属酸
化物、４ａ，４ｂ，４ｃ，１４ａ，１４ｂ，１４
ｃ……ヒータ、５ａ，５ｂ，５ｃ，１５ａ，１５
ｂ，１５ｃ……ヒータ補助支持体、６ａ，６ｂ，
６ｃ，１６ａ，１６ｂ，１６ｃ……ヒータ支持体
、７ａ，７ｂ，７ｃ，１７ａ，１７ｂ，１７ｃ…
…ヒータ連結体。
Fig. 1 is a sectional view showing one embodiment of the present invention;
The figure is a sectional view showing an example of a cathode structure of a conventional color picture tube. 1a, 1b, 1c, 11a, 11b, 11c...
...Cathode sleeve, 2a, 2b, 2c, 12a, 1
2b, 12c...Base metal, 3a, 3b, 3c,
13a, 13b, 13c...alkaline earth metal oxide, 4a, 4b, 4c, 14a, 14b, 14
c...Heater, 5a, 5b, 5c, 15a, 15
b, 15c...Heater auxiliary support, 6a, 6b,
6c, 16a, 16b, 16c... Heater support, 7a, 7b, 7c, 17a, 17b, 17c...
...Heater connection body.
Claims (1)
整形された基体金属が溶接され、その上にアルカ
リ土類金属酸化物が被覆され、陰極スリーブ内部
にヒータが挿入された青、緑、赤用の３個の陰極
がそれぞれの陰極支持体に支えられて直線状に配
位固定されたカラー受像管の陰極構体において、 前記３個の陰極のうち中央に位置する陰極の基体
金属の還元剤濃度を両側に位置する陰極の基体金
属に比べ低く、かつ還元剤の総量を確保する板厚
にしたことを特徴とするカラー受像管の陰極構体
。[Claims for Utility Model Registration] A cap-shaped base metal containing a reducing agent is welded to the upper part of the cathode sleeve, an alkaline earth metal oxide is coated on the base metal, and a heater is inserted inside the cathode sleeve. In the cathode assembly of a color picture tube in which three cathodes for blue, green, and red are supported by respective cathode supports and fixed in alignment, the cathode located in the center of the three cathodes is A cathode assembly for a color picture tube, characterized in that the concentration of reducing agent in the base metal is lower than that of the base metals of the cathodes located on both sides, and the plate thickness is such that the total amount of reducing agent is ensured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17681886U JPS6382352U (en) | 1986-11-17 | 1986-11-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17681886U JPS6382352U (en) | 1986-11-17 | 1986-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6382352U true JPS6382352U (en) | 1988-05-30 |
Family
ID=31117434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17681886U Pending JPS6382352U (en) | 1986-11-17 | 1986-11-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6382352U (en) |
-
1986
- 1986-11-17 JP JP17681886U patent/JPS6382352U/ja active Pending
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