JPH02133857U - - Google Patents
Info
- Publication number
- JPH02133857U JPH02133857U JP4274389U JP4274389U JPH02133857U JP H02133857 U JPH02133857 U JP H02133857U JP 4274389 U JP4274389 U JP 4274389U JP 4274389 U JP4274389 U JP 4274389U JP H02133857 U JPH02133857 U JP H02133857U
- Authority
- JP
- Japan
- Prior art keywords
- funnel
- deflection yoke
- phosphor screen
- panel
- tube device
- 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
- 239000011247 coating layer Substances 0.000 claims description 3
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 5
- 238000010894 electron beam technology Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Description
第１図はこの考案の一実例であるカラー受像管
装置の構成を示す断面図、第２図はその−線
断面における地磁気遮蔽効果の説明図、第３図は
同じく−線断面における地磁気遮蔽効果の説
明図、第４図は従来のカラー受像管装置の構成を
示す断面図、第５図および第６図はそれぞれイン
ナーシールドの構造を示す斜視図である。
１……パネル、２……フアンネル、３……螢光
体スクリーン、４……シヤドウマスク、６……電
子銃、８……偏向ヨーク、１０……インナーシー
ルド、２６……コア、２９……被覆層、３２……
強磁性体粒子。
Fig. 1 is a sectional view showing the configuration of a color picture tube device that is an example of this invention, Fig. 2 is an explanatory diagram of the geomagnetic shielding effect in the - line cross section, and Fig. 3 is the geomagnetic shielding effect in the - line cross section. FIG. 4 is a sectional view showing the structure of a conventional color picture tube device, and FIGS. 5 and 6 are perspective views showing the structure of the inner shield. DESCRIPTION OF SYMBOLS 1... Panel, 2... Funnel, 3... Fluorescent screen, 4... Shadow mask, 6... Electron gun, 8... Deflection yoke, 10... Inner shield, 26... Core, 29... Coating Layer, 32...
Ferromagnetic particles.
Claims (1)
たフアンネルからなる外囲器と、上記パネル内面
に形成された螢光体スクリーンと、この螢光体ス
クリーンに対向して上記パネル内側に装着された
シヤドウマスクと、上記フアンネルのネツク内に
配設された電子銃と、上記フアンネルの外側に装
着され、上記電子銃から放出された電子ビームを
偏向する偏向ヨークと、この偏向ヨークの螢光体
スクリーン側端部から上記螢光体スクリーン方向
の上記フアンネルの外側面に塗布形成された強磁
性体粒子を主成分とする被覆層とを具備すること
を特徴とするカラー受像管装置。 (2) フアンネルの内側にシヤドウマスク側から
偏向ヨーク方向にインナーシールドが配設され、
少なくとも上記偏向ヨークの螢光体スクリーン側
端部から上記インナーシールドの偏向ヨーク側端
部までの間の上記フアンネルの外側面に強磁性体
粒子を主成分とする被覆層が塗布形成されている
ことを特徴とする請求項１記載のカラー受像管装
置。[Claims for Utility Model Registration] (1) An envelope consisting of a panel and a funnel integrally joined to the panel, a phosphor screen formed on the inner surface of the panel, and an enclosure facing the phosphor screen. a shadow mask attached to the inside of the panel; an electron gun disposed inside the funnel; a deflection yoke attached to the outside of the funnel for deflecting the electron beam emitted from the electron gun; A color image receiving layer comprising a coating layer mainly composed of ferromagnetic particles, which is coated on the outer surface of the funnel in the direction of the phosphor screen from the end of the deflection yoke on the phosphor screen side. tube device. (2) An inner shield is arranged inside the funnel from the shadow mask side toward the deflection yoke,
A coating layer containing ferromagnetic particles as a main component is coated on the outer surface of the funnel at least between the end of the deflection yoke on the phosphor screen side and the end of the inner shield on the deflection yoke side. The color picture tube device according to claim 1, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4274389U JPH02133857U (en) | 1989-04-12 | 1989-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4274389U JPH02133857U (en) | 1989-04-12 | 1989-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02133857U true JPH02133857U (en) | 1990-11-07 |
Family
ID=31554556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4274389U Pending JPH02133857U (en) | 1989-04-12 | 1989-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02133857U (en) |
-
1989
- 1989-04-12 JP JP4274389U patent/JPH02133857U/ja active Pending
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