JPS6165657U - - Google Patents
Info
- Publication number
- JPS6165657U JPS6165657U JP15070284U JP15070284U JPS6165657U JP S6165657 U JPS6165657 U JP S6165657U JP 15070284 U JP15070284 U JP 15070284U JP 15070284 U JP15070284 U JP 15070284U JP S6165657 U JPS6165657 U JP S6165657U
- Authority
- JP
- Japan
- Prior art keywords
- surface treatment
- treatment layer
- electron beam
- picture tube
- 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 description 6
- 239000002335 surface treatment layer Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims 3
- 239000010410 layer Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図はこの考案に係るカラー受像管における
色選別電極を示す部分断面図、第２図は従来のパ
ネル面の曲率の小さい１４型のカラー受像管の説
明図、第３図はパネル面の曲率の大きい１５型の
カラー受像管の説明図、第４図はカラー受像管の
概略構成図、第５図Ａは電子ビームの衝撃による
シヤドウマスクの変形を説明する図、第５図Ｂは
電子ビームと螢光体ドツトの相対的位置ずれの説
明図、第６図は電子ビームと螢光体ドツトの相対
位置ずれと時間との関係を示す図である。
２…電子銃、４…螢光体スクリーン、１０１…
シヤドウマスク基体、１０２…電子ビーム通過孔
、１０３，１０４…表面処理層、１０５…シヤド
ウマスク。なお、図中、同一符号は同一もしくは
相当部分を示す。
Fig. 1 is a partial sectional view showing the color selection electrode in the color picture tube according to this invention, Fig. 2 is an explanatory diagram of a conventional 14-inch color picture tube with a small curvature of the panel surface, and Fig. 3 is a partial cross-sectional view of the color selection electrode in the color picture tube according to this invention. An explanatory diagram of a 15-inch color picture tube with a large curvature. Figure 4 is a schematic diagram of the color picture tube. Figure 5A is a diagram explaining the deformation of the shadow mask due to the impact of an electron beam. Figure 5B is an illustration of the electron beam. FIG. 6 is a diagram showing the relationship between the relative positional deviation between the electron beam and the fluorescent dot and time. 2... Electron gun, 4... Fluorescent screen, 101...
Shadow mask base, 102...Electron beam passage hole, 103, 104...Surface treatment layer, 105...Shadow mask. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
有するシヤドウマスクを金属製基体と表面処理層
で構成し、表面処理層は、上記基体の少なくとも
電子銃対向側の面に形成されて、上記基体が固有
する輻射率より大なる物質と、電子ビームの衝撃
による熱エネルギーへの変換効率の低い物質とを
含む層からなることを特徴とするカラー受像管。 A shadow mask having a large number of electron beam passage holes serving as a color selection electrode is constructed of a metal base and a surface treatment layer, and the surface treatment layer is formed on at least the surface of the base opposite to the electron gun, and the surface treatment layer is formed on at least the surface of the base opposite to the electron gun. 1. A color picture tube comprising a layer containing a material having an emissivity higher than that of the material and a material having a low efficiency of converting electron beam impact into thermal energy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15070284U JPS6165657U (en) | 1984-10-03 | 1984-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15070284U JPS6165657U (en) | 1984-10-03 | 1984-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6165657U true JPS6165657U (en) | 1986-05-06 |
Family
ID=30708843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15070284U Pending JPS6165657U (en) | 1984-10-03 | 1984-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6165657U (en) |
-
1984
- 1984-10-03 JP JP15070284U patent/JPS6165657U/ja active Pending
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