JPH0180752U - - Google Patents
Info
- Publication number
- JPH0180752U JPH0180752U JP1987175019U JP17501987U JPH0180752U JP H0180752 U JPH0180752 U JP H0180752U JP 1987175019 U JP1987175019 U JP 1987175019U JP 17501987 U JP17501987 U JP 17501987U JP H0180752 U JPH0180752 U JP H0180752U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- deflection coil
- vertical deflection
- correction element
- 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
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000035699 permeability Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 1
Description
第１図ないし第３図はこの考案の実施例の説明
図で、第１図はその一実施例であるカラー受像管
用偏向装置の斜視図、第２図はその正面図、第３
図はその磁界補正素子が形成する補正磁界の説明
図、第４図はインライン型カラー受像管の構成を
示す図、第５図は従来の磁界補正素子付きインラ
イン型カラー受像管用偏向装置の斜視図、第６図
はその正面図、第７図はその磁界補正素子の作用
を説明するための図、第８図は画面上に現れるシ
ーガル歪みの図、第９図は従来のサドル形水平偏
向コイルの前端部を台形にした偏向装置の正面図
、第１０図は水平偏向磁界による磁界補正素子の
加熱を説明するための図である。
１１……水平偏向コイル、１２……垂直偏向コ
イル、１３……コア、２１……水平偏向コイルの
前端部、２２……屈曲部、３０……磁界補正素子
、３１……磁気結合部、３２……磁気伝達部、３
３……磁気発射部、３５……開孔（低透磁率部）
。
1 to 3 are explanatory diagrams of an embodiment of this invention, in which FIG. 1 is a perspective view of a deflection device for a color picture tube, which is one embodiment, FIG. 2 is a front view thereof, and FIG.
The figure is an explanatory diagram of the correction magnetic field formed by the magnetic field correction element, FIG. 4 is a diagram showing the configuration of an in-line color picture tube, and FIG. 5 is a perspective view of a conventional deflection device for an in-line color picture tube with a magnetic field correction element. , Fig. 6 is a front view of the same, Fig. 7 is a diagram for explaining the action of the magnetic field correction element, Fig. 8 is a diagram of Seagull distortion appearing on the screen, and Fig. 9 is a conventional saddle-shaped horizontal deflection coil. FIG. 10 is a front view of a deflection device having a trapezoidal front end. FIG. 10 is a diagram for explaining heating of a magnetic field correction element by a horizontal deflection magnetic field. DESCRIPTION OF SYMBOLS 11... Horizontal deflection coil, 12... Vertical deflection coil, 13... Core, 21... Front end of horizontal deflection coil, 22... Bent part, 30... Magnetic field correction element, 31... Magnetic coupling part, 32 ...Magnetic transmission section, 3
3...Magnetic emission part, 35...Open hole (low magnetic permeability part)
.
Claims (1)
蛍光体スクリーン側の前端部が複数の屈曲部をも
つ多角形状をなすサドル形水平偏向コイルと、水
平軸に対して上下対称に配置された垂直偏向コイ
ルと、上記垂直偏向コイルの漏洩磁界と磁気的に
結合する磁気結合部およびこの磁気結合部に取込
まれた上記垂直偏向コイルの漏洩磁束を導く磁気
伝達部およびこの磁気伝達部を介して伝達された
上記漏洩磁束を上記前端部前方に発射する磁気発
射部を有する磁気補正素子とを具備し、 上記磁界補正素子の磁気伝達部には上記水平偏
向コイルの前端部の屈曲部に対応する位置に低透
磁率部が形成され、この低透磁率部の隣接位置に
上記磁気発射部が設けられていることを特徴とす
るカラー受像管用偏向装置。 (2) 低透磁率部は磁気伝達部に形成された開孔
または切欠き部からなることを特徴とする実用新
案登録請求の範囲第１項に記載のカラー受像管用
偏向装置。[Claims for Utility Model Registration] (1) A saddle-shaped horizontal deflection coil arranged vertically symmetrically with respect to the horizontal axis and having a polygonal shape with a front end on the phosphor screen side having a plurality of bends; a vertical deflection coil arranged vertically symmetrically with respect to the vertical deflection coil, a magnetic coupling part that magnetically couples with the leakage magnetic field of the vertical deflection coil, and a magnetism that guides the leakage magnetic flux of the vertical deflection coil taken into this magnetic coupling part. and a magnetic correction element having a magnetic emission part that emits the leakage magnetic flux transmitted through the magnetic transmission part forward of the front end, and the magnetic transmission part of the magnetic field correction element has the horizontal deflection. A deflection device for a color picture tube, characterized in that a low magnetic permeability portion is formed at a position corresponding to the bent portion of the front end of the coil, and the magnetic emitting portion is provided at a position adjacent to the low magnetic permeability portion. (2) The deflection device for a color picture tube according to claim 1, wherein the low magnetic permeability portion is formed of an aperture or a notch formed in the magnetic transmission portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175019U JPH0180752U (en) | 1987-11-18 | 1987-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987175019U JPH0180752U (en) | 1987-11-18 | 1987-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0180752U true JPH0180752U (en) | 1989-05-30 |
Family
ID=31466838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987175019U Pending JPH0180752U (en) | 1987-11-18 | 1987-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0180752U (en) |
-
1987
- 1987-11-18 JP JP1987175019U patent/JPH0180752U/ja active Pending
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