JPS6333553U - - Google Patents
Info
- Publication number
- JPS6333553U JPS6333553U JP11509387U JP11509387U JPS6333553U JP S6333553 U JPS6333553 U JP S6333553U JP 11509387 U JP11509387 U JP 11509387U JP 11509387 U JP11509387 U JP 11509387U JP S6333553 U JPS6333553 U JP S6333553U
- Authority
- JP
- Japan
- Prior art keywords
- deflection
- magnetic field
- coil
- cathode ray
- ray 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.)
- Granted
Links
- 238000010894 electron beam technology Methods 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000696 magnetic material Substances 0.000 description 1
Landscapes
- Video Image Reproduction Devices For Color Tv Systems (AREA)
Description
第１図はＣ―ＣＲＴの概要を示す説明図、第２
図はパネルに蛍光体を形成する概略説明図、第３
図はこの考案の偏向装置の図で、Ａは側面図、Ｂ
は正面図、第４図はこの考案の偏向装置の動作説
明図、第５図Ａ，Ｂおよび第６図Ａ，Ｂはそれぞ
れこの考案の動作状態および回路を示す図である
。
１……パネル、２……蛍光面、３……シヤドウ
マスク、４……フアンネル、５……電子銃、６…
…偏向ヨーク、７……電子ビーム、８……等価的
偏向中心、１３……等価的露光中心、３０……偏
向ヨーク、３１……ラツパ状水平コイル、３２…
…環状磁性体、３３……コイル、３４……コイル
。
Figure 1 is an explanatory diagram showing the outline of C-CRT, Figure 2
The figure is a schematic explanatory diagram of forming a phosphor on a panel.
The figure shows the deflection device of this invention, where A is a side view and B is a side view.
4 is a front view, FIG. 4 is an explanatory diagram of the operation of the deflection device of this invention, and FIGS. 5A, B and 6A, B are diagrams showing the operating state and circuit of this invention, respectively. 1... Panel, 2... Fluorescent screen, 3... Shadow mask, 4... Funnel, 5... Electron gun, 6...
... Deflection yoke, 7 ... Electron beam, 8 ... Equivalent deflection center, 13 ... Equivalent exposure center, 30 ... Deflection yoke, 31 ... Lump-shaped horizontal coil, 32 ...
...Annular magnetic material, 33...Coil, 34...Coil.
Claims (1)
このヨークの前部のラツパ状水平偏向コイルの大
口径側円周に沿つて取りつけられた環状又は環状
の一部を形成する磁性片と、この磁性片に装着さ
れる少なくとも１個のコイルとを具備し、コイル
に通電して生ずる磁界により色純度調整を行なう
ことを特徴とする陰極線管の偏向装置。 (2) コイルに直流電流を通電して生ずる磁界が
水平偏向磁界による電子ビームの偏向距離を画面
左右でほぼ同量減少又は増加せしめる四極磁界あ
ることを特徴とする実用新案登録請求の範囲第１
項記載の陰極線管の偏向装置。 (3) コイルに水平偏向電流と同一周波数の交流
電流を通電して生ずる磁界が水平偏向磁界による
電子ビームの偏向距離を画面左右でほぼ同量減少
又は増加せしめる二極磁界あることを特徴とする
実用新案登録請求の範囲第１項記載の陰極線管の
偏向装置。 (4) コイルに通電して生ずる磁界の偏向中心の
位置が偏向ヨーク本体の偏向中心の位置より蛍光
面側に存在していることを特徴とする実用新案登
録請求の範囲第１項記載の陰極線管の偏向装置。[Scope of claim for utility model registration] (1) A deflection yoke attached to the outer periphery of the cathode ray tube;
A magnetic piece forming an annular shape or a part of the annular shape is attached along the circumference of the large-diameter side of the flat-shaped horizontal deflection coil at the front of the yoke, and at least one coil is attached to this magnetic piece. 1. A deflection device for a cathode ray tube, comprising: a deflection device for a cathode ray tube, which adjusts color purity by a magnetic field generated by energizing a coil. (2) Utility model registration claim 1, characterized in that the magnetic field generated by passing a direct current through a coil has a quadrupole magnetic field that reduces or increases the deflection distance of an electron beam due to a horizontal deflection magnetic field by approximately the same amount on the left and right sides of the screen.
A deflection device for a cathode ray tube as described in . (3) The magnetic field generated by passing an alternating current of the same frequency as the horizontal deflection current through the coil has a bipolar magnetic field that reduces or increases the deflection distance of the electron beam due to the horizontal deflection magnetic field by approximately the same amount on the left and right sides of the screen. A deflection device for a cathode ray tube according to claim 1 of the utility model registration claim. (4) The cathode ray according to claim 1 of claim 1, wherein the center of deflection of the magnetic field generated by energizing the coil is located closer to the phosphor screen than the center of deflection of the deflection yoke body. Tube deflection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987115093U JPH0226120Y2 (en) | 1987-07-29 | 1987-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987115093U JPH0226120Y2 (en) | 1987-07-29 | 1987-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6333553U true JPS6333553U (en) | 1988-03-04 |
| JPH0226120Y2 JPH0226120Y2 (en) | 1990-07-17 |
Family
ID=30998433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987115093U Expired JPH0226120Y2 (en) | 1987-07-29 | 1987-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0226120Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52127722U (en) * | 1976-03-25 | 1977-09-28 |
-
1987
- 1987-07-29 JP JP1987115093U patent/JPH0226120Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52127722U (en) * | 1976-03-25 | 1977-09-28 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0226120Y2 (en) | 1990-07-17 |
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