JPS6241655U - - Google Patents
Info
- Publication number
- JPS6241655U JPS6241655U JP13376385U JP13376385U JPS6241655U JP S6241655 U JPS6241655 U JP S6241655U JP 13376385 U JP13376385 U JP 13376385U JP 13376385 U JP13376385 U JP 13376385U JP S6241655 U JPS6241655 U JP S6241655U
- Authority
- JP
- Japan
- Prior art keywords
- picture tube
- color picture
- ferromagnetic
- film
- ferromagnetic film
- 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
- 230000005294 ferromagnetic effect Effects 0.000 claims description 5
- 239000003302 ferromagnetic material Substances 0.000 claims 1
- 230000005291 magnetic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Description
第１図ａはこの考案の実施例の横断面図、第１
図ｂは第１図ａのＡ―Ａ′断面図、第２図は外部
磁気シールドを具備する従来のカラー受像管の斜
視図、第３図は内部磁気シールドを具備する従来
のカラー受像管の一部破断斜視図、第４図は電子
ビームに対する地磁気の影響を説明するための図
である。
１……カラー受像管、１ａ……フアンネル部、
７……強磁性体膜。なお、図中、同一符号は同一
または相当部分を示す。
Figure 1a is a cross-sectional view of an embodiment of this invention;
Figure b is a sectional view taken along line AA' in Figure 1a, Figure 2 is a perspective view of a conventional color picture tube equipped with an external magnetic shield, and Figure 3 is a perspective view of a conventional color picture tube equipped with an internal magnetic shield. FIG. 4, a partially cutaway perspective view, is a diagram for explaining the influence of earth's magnetism on the electron beam. 1...Color picture tube, 1a...Funnel part,
7...Ferromagnetic film. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
も一方に強磁性体膜を塗布し、この強磁性体膜を
垂直方向に磁化したことを特徴とするカラー受像
管。 (2) フアンネル部に塗布される導電膜に強磁性
材料を混入することにより強磁性体膜を構成した
実用新案登録請求の範囲第１項記載のカラー受像
管。 (3) 強磁性体膜の上に導電膜を形成した実用新
案登録請求の範囲第１項記載のカラー受像管。[Claims for Utility Model Registration] (1) A color picture tube characterized in that a ferromagnetic film is coated on at least one of the outer or inner surface of the funnel portion, and the ferromagnetic film is magnetized in the perpendicular direction. (2) The color picture tube according to claim 1, wherein the ferromagnetic film is formed by mixing a ferromagnetic material into the conductive film applied to the funnel portion. (3) The color picture tube according to claim 1, wherein a conductive film is formed on a ferromagnetic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13376385U JPS6241655U (en) | 1985-08-30 | 1985-08-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13376385U JPS6241655U (en) | 1985-08-30 | 1985-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6241655U true JPS6241655U (en) | 1987-03-12 |
Family
ID=31034373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13376385U Pending JPS6241655U (en) | 1985-08-30 | 1985-08-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6241655U (en) |
-
1985
- 1985-08-30 JP JP13376385U patent/JPS6241655U/ja active Pending
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