JPH03145039A - Deflection yoke - Google Patents
Deflection yokeInfo
- Publication number
- JPH03145039A JPH03145039A JP27970389A JP27970389A JPH03145039A JP H03145039 A JPH03145039 A JP H03145039A JP 27970389 A JP27970389 A JP 27970389A JP 27970389 A JP27970389 A JP 27970389A JP H03145039 A JPH03145039 A JP H03145039A
- Authority
- JP
- Japan
- Prior art keywords
- coil
- deflection
- conductor
- magnetic field
- wound
- 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
- 239000004020 conductor Substances 0.000 claims abstract description 29
- 238000004804 winding Methods 0.000 claims abstract description 25
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、陰極線管に取付けて使用する偏向ヨークに関
する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a deflection yoke used by being attached to a cathode ray tube.
第1の従来技術による装置は、実公昭57−34673
号に記載のように、コイル枠のガイド部に設けた導wA
嵌入溝を管軸方向に延ばして偏向コイルの導線の管軸方
向における巻回長を適宜に異ならせる構成となっていた
。The first prior art device is disclosed in Japanese Utility Model Publication No. 57-34673.
As described in the issue, the guide wA provided in the guide part of the coil frame
The fitting groove is extended in the tube axis direction to appropriately vary the winding length of the conductor of the deflection coil in the tube axis direction.
また、第2の従来技術による装置は、特公昭58−95
42号に記載のように、くら形偏向コイルの窓部近傍に
該窓部をまたいで補助コイルを配設し、くら形偏向コイ
ルの偏向磁界を部分的に打消す構成となっていた。In addition, the second prior art device is
As described in No. 42, an auxiliary coil is disposed near the window of the wedge-shaped deflection coil, spanning the window, and is configured to partially cancel the deflection magnetic field of the wedge-shaped deflection coil.
上記第1の従来技術は、コイル枠に巻回する偏向コイル
の導線の管軸方向における巻回長を部分的に短縮する場
合や巻回方向を部分的に逆にする場合については配慮さ
れていなかった。The above-mentioned first conventional technology does not take into consideration the case where the winding length in the tube axis direction of the conductor of the deflection coil wound around the coil frame is partially shortened or the winding direction is partially reversed. There wasn't.
また、第2の従来技術は、くら形偏向コイルと補助コイ
ルを別々に形成するため、各コイルが重なり合うことに
よるコイル断面積の増大する点やコイルの接続が複雑に
なる点については配慮されていなかった。In addition, in the second conventional technology, since the wedge-shaped deflection coil and the auxiliary coil are formed separately, consideration is not given to the increase in the cross-sectional area of the coil due to overlapping of the coils and the complicated connection of the coils. There wasn't.
本発明の目的は、補助コイルを備えることなく偏向磁界
を部分的に変化することのできる偏向ヨークを提供する
ことにある。An object of the present invention is to provide a deflection yoke that can partially change the deflection magnetic field without providing an auxiliary coil.
上記目的を達成するため、本発明の偏向ヨークは、くら
形偏向コイルを複数個の導線嵌入溝を有するガイド部を
蛍光面側端および電子銃側端に備えたコイル枠を介して
コイル枠の内面に巻回し、管軸に沿った偏向コイルのサ
イドコンダクタ部の一部を、他のサイドコンダクタ部の
巻回方向に対して逆方向でかつ連続して巻回したもので
ある。In order to achieve the above object, the deflection yoke of the present invention has a coil frame which is provided with a guide portion having a plurality of conductor insertion grooves at the phosphor screen side end and the electron gun side end. A part of the side conductor part of the deflection coil is wound on the inner surface and along the tube axis, and is continuously wound in a direction opposite to the winding direction of the other side conductor parts.
さらに、管軸方向で偏向磁界を変化させるために、コイ
ル枠の内面に1個又は複数個の係止片を備え、該係止片
を介してサイドコンダクタ部の一部を、他のサイドコン
ダクタ部の巻回方向に対して逆方向でかつ連続して巻回
したものである。Furthermore, in order to change the deflection magnetic field in the tube axis direction, one or more locking pieces are provided on the inner surface of the coil frame, and a part of the side conductor section is connected to another side conductor via the locking pieces. It is wound continuously and in the opposite direction to the winding direction of the part.
逆方向に、巻回したサイドコンダクタ部と、該サイドコ
ンタクタ部の端部をつなぐ渡り部より成る等価な補助コ
イルは、該補助コイルを備えた部分のくら形偏向コイル
の作る磁界を打消すように作用する。それによって、く
ら形偏向コイルの作る偏向磁界を部分的に変化すること
ができる。In the opposite direction, an equivalent auxiliary coil consisting of a side conductor part wound in the opposite direction and a transition part connecting the ends of the side contactor part cancels the magnetic field created by the hollow-shaped deflection coil in the part provided with the auxiliary coil. It acts on Thereby, the deflection magnetic field created by the crescent-shaped deflection coil can be partially changed.
以下、本発明の実施例を図を参照して説明する。 Embodiments of the present invention will be described below with reference to the drawings.
第1図は、本発明の第1の実施例を示す側面図で、一部
破断して示す。また、第2図は、第1図輌示す偏向ヨー
クの正面図で、第3図(a)は、第工図の水平偏向コイ
ルの巻回方向を示す模式図で、第3図(b)は第3図(
a)と等価なコイルの巻回方向を示す模式図である。上
記各図において、1は偏向ヨーク、2はコイル枠、3は
水平偏向コイル、4は垂直偏向コイル、5は磁気コア。FIG. 1 is a side view showing a first embodiment of the present invention, partially cut away. In addition, Fig. 2 is a front view of the deflection yoke shown in Fig. 1, Fig. 3(a) is a schematic diagram showing the winding direction of the horizontal deflection coil shown in Fig. 3, and Fig. 3(b) is shown in Figure 3 (
It is a schematic diagram which shows the winding direction of the coil equivalent to a). In each of the above figures, 1 is a deflection yoke, 2 is a coil frame, 3 is a horizontal deflection coil, 4 is a vertical deflection coil, and 5 is a magnetic core.
6は導線嵌入溝、7は蛍光面側、8は電子銃側、9は補
助コイルである。Reference numeral 6 indicates a conductor insertion groove, 7 indicates a fluorescent screen side, 8 indicates an electron gun side, and 9 indicates an auxiliary coil.
第1図および第2図に示すように、本実施例の偏向ヨー
ク1は、コイル枠2を介してコイル枠2の内面にくら形
に水平偏向コイル3を巻回して備えている。また、コイ
ル枠2の外周にはくら形の垂直偏向コイル4を装着し、
さらに該垂直偏向コイル4の外周を磁気コアSで囲むよ
うに構成している。コイル枠2の蛍光面側7端および電
子銃側8端には複数個の導線嵌入溝6を有するガイド部
2a、2bを形成している。かかる構成において、水平
偏向コイル3は、1本または複数本束ねた導線3aを用
いて、第3図(a)に示すように、サイドコンダクタ部
の一部3bを、他のサイドコンダクタ部3Cの巻回方向
に対して逆方向でかつ連続に巻回して形成している。こ
の結果、本実施例の水平偏向コイル3で生じる偏向磁界
は、第3図(b)に示すような一定方向に巻回した水平
偏向コイル3fと逆方向に巻回した補助コイル9によっ
て作る磁界と等価であり、従来の巻回方向が一定の偏向
コイルで実現することのできない磁界分布を形成するこ
とができる。As shown in FIGS. 1 and 2, the deflection yoke 1 of this embodiment includes a horizontal deflection coil 3 wound in a hollow shape on the inner surface of the coil frame 2 via a coil frame 2. As shown in FIGS. In addition, a hollow-shaped vertical deflection coil 4 is attached to the outer periphery of the coil frame 2,
Furthermore, the outer periphery of the vertical deflection coil 4 is surrounded by a magnetic core S. Guide portions 2a and 2b having a plurality of conductive wire insertion grooves 6 are formed at the 7 ends of the coil frame 2 on the phosphor screen side and the 8 ends on the electron gun side. In this configuration, the horizontal deflection coil 3 uses one or more conductive wires 3a to connect a part 3b of the side conductor part to another side conductor part 3C, as shown in FIG. 3(a). It is formed by winding continuously in the opposite direction to the winding direction. As a result, the deflection magnetic field generated by the horizontal deflection coil 3 of this embodiment is a magnetic field generated by the horizontal deflection coil 3f wound in a certain direction and the auxiliary coil 9 wound in the opposite direction, as shown in FIG. 3(b). This is equivalent to , and it is possible to form a magnetic field distribution that cannot be achieved with conventional deflection coils whose winding direction is constant.
第4図は1本発明の他の実施例を示す側面図で。FIG. 4 is a side view showing another embodiment of the present invention.
一部破断して示す。第5図は、第4図に示す偏向ヨーク
1の正面図で、第6図(a)、第4図の水平偏向コイル
3の巻回方向を示す模式図で、第6図(b)は第6図(
a)と等価なコイルの巻回方向を示す模式図である。上
記各図において、第1の実施例と同じ働きをするものに
は、同じ番号を付けている。Shown partially broken. 5 is a front view of the deflection yoke 1 shown in FIG. 4, FIG. 6(a) is a schematic diagram showing the winding direction of the horizontal deflection coil 3 shown in FIG. 4, and FIG. 6(b) is a Figure 6 (
It is a schematic diagram which shows the winding direction of the coil equivalent to a). In each of the above figures, the same numbers are given to those having the same functions as those in the first embodiment.
本実施例において、コイル枠2の内面には、係止片2c
を設けている。そして、水平偏向コイル3は、コイル枠
2の蛍光面側7端および電子銃側8端に設けたガイド部
2a、2bと内面の係止片2Cを介してくら形に巻回し
、一部のサイドコンダクタ部3bを、他のサイドコンタ
クタ3cの巻回方向に対して逆方向でかつ連続に巻回し
ている。In this embodiment, a locking piece 2c is provided on the inner surface of the coil frame 2.
has been established. The horizontal deflection coil 3 is wound in a hollow shape through the guide parts 2a and 2b provided at the 7 ends on the phosphor screen side and the 8 ends on the electron gun side of the coil frame 2, and the locking piece 2C on the inner surface. The side conductor portion 3b is continuously wound in a direction opposite to the winding direction of the other side contactor 3c.
この結果、本実施例の水平偏向コイル3で生じる偏向磁
界は、第6図(b)に示すように、巻回方向が一定の水
平偏向コイル3fに、水平偏向コイル3fの作る磁界を
部分的に打消す補助コイル9を備えた場合と等価になる
。したがって、偏向磁界を管軸方向で変化することがで
きる。As a result, as shown in FIG. 6(b), the deflection magnetic field generated in the horizontal deflection coil 3 of this embodiment is partially applied to the horizontal deflection coil 3f whose winding direction is constant. This is equivalent to the case where an auxiliary coil 9 is provided to counteract the auxiliary coil 9. Therefore, the deflection magnetic field can be changed in the tube axis direction.
また、本実施例による水平偏向コイル3の蛍光面側7の
渡り部3dは、一部分で電子銃側8に湾曲させた形状を
形成している。このため、画像歪に寄与の大きい蛍光面
側7の磁界分布を変化させ、画像歪の改良を行うことが
できる。Further, the transition portion 3d on the phosphor screen side 7 of the horizontal deflection coil 3 according to this embodiment has a shape that is partially curved toward the electron gun side 8. Therefore, it is possible to improve image distortion by changing the magnetic field distribution on the phosphor screen side 7, which largely contributes to image distortion.
なお、本発明では、コイル枠2の内面に設けた係止片2
cを介して水平偏向コイル3の蛍光面側7の渡り部3d
を電子銃側7に湾曲させるかわりに、水平偏向コイル3
の電子銃側8の渡り部3eを蛍光面側7に湾曲させた形
状としても良い。In addition, in the present invention, the locking piece 2 provided on the inner surface of the coil frame 2
The transition portion 3d of the phosphor screen side 7 of the horizontal deflection coil 3 via c
Instead of curving the horizontal deflection coil 3 toward the electron gun side 7,
The transition portion 3e on the electron gun side 8 may be curved toward the phosphor screen side 7.
また、本発明の各実施例では、垂直偏向コイル4をくら
形に形成しているが、垂直偏向コイル4をトロイダル形
に形成しても良い。Further, in each embodiment of the present invention, the vertical deflection coil 4 is formed in a hollow shape, but the vertical deflection coil 4 may be formed in a toroidal shape.
本実施例によれば、くら形の偏向コイルに補助コイルを
付加した場合と等価な偏向磁界を形成できる効果があり
、かつ連続した一体巻きで形成できるので、従来補助コ
イルを使用した場合のコイル断面積の増大やコイルの接
続が複雑になる等の問題がなく、偏向磁界を部分的に変
化することによる自由度の高い設定ができ、画像歪やミ
スコンバーゼンスの改善に極めて有効である。According to this embodiment, it is possible to form a deflection magnetic field equivalent to when an auxiliary coil is added to a saddle-shaped deflection coil, and since it can be formed by continuous integral winding, the coil There are no problems such as an increase in cross-sectional area or complicated coil connections, and a high degree of freedom in setting can be achieved by partially changing the deflection magnetic field, which is extremely effective in improving image distortion and misconvergence.
第1図は本発明の第1の実施例を示す側面図、第2図は
第1図の偏向ヨークの正面図、第3図(a)は本発明に
かかわる水平偏向コイルの巻回方向を示す模式図、第3
図(b)は第3図(a)と等価なコイルの巻回方向を示
す模式図、第4図かわる水平偏向コイルの巻回方向を示
す模式図、第6図(b)は第6図(a)と等価なコイル
の巻回方向を示す模式図である。
1・・・偏向ヨーク、 2・・・コイル枠、2a
、2b・・・ガイド部、2c・・・係止片、3.3f・
・・水平偏向コイル、
3a・・・導線、
3b、3c・・・サイドコンダクタ、
3d、3a・・・渡り部、 4・・・垂直偏向コイル、
5・・・磁気コア、 6・・・導線嵌入溝、7・
・・蛍光面側、 8°゛°電子銃側・9・・・
補助コイル。
第5
困FIG. 1 is a side view showing the first embodiment of the present invention, FIG. 2 is a front view of the deflection yoke shown in FIG. 1, and FIG. 3(a) shows the winding direction of the horizontal deflection coil according to the present invention. Schematic diagram shown, 3rd
Figure (b) is a schematic diagram showing the winding direction of the coil equivalent to Figure 3 (a), Figure 4 is a schematic diagram showing the winding direction of an alternative horizontal deflection coil, and Figure 6 (b) is the same as Figure 6. It is a schematic diagram which shows the winding direction of the coil equivalent to (a). 1... Deflection yoke, 2... Coil frame, 2a
, 2b... Guide portion, 2c... Locking piece, 3.3f.
...Horizontal deflection coil, 3a...Conductor, 3b, 3c...Side conductor, 3d, 3a...Transition part, 4...Vertical deflection coil,
5...Magnetic core, 6...Conductor insertion groove, 7.
・・Phosphor screen side, 8°゛°electron gun side・9...
Auxiliary coil. Fifth trouble
Claims (1)
を有するガイド部を蛍光面側端および電子銃側端に備え
たコイル枠を介して偏向コイルの導線をコイル枠の内面
にくら形に巻回して成る偏向ヨークにおいて、偏向コイ
ルのサイドコンダクタ部の一部にサイドコンダクタ部の
導線の巻回方向に対して逆方向に巻回された導線を備え
ていることを特徴とする偏向ヨーク。 2、コイル枠の内面に1個又は複数個の係止片を備え、
該係止片を介して偏向コイルのサイドコンダクタ部の一
部を他のサイドコンダクタ部の巻回方向に対して逆方向
に巻回したことを特徴とする請求項1記載の偏向ヨーク
。 3、陰極線管に取付けて使用し、複数個の導線嵌入溝を
有するガイド部を蛍光面側端および電子銃側端に備えた
コイル枠を介して偏向コイルの導体をコイル枠の内面に
くら形に巻回して成る偏向ヨークにおいて、コイル枠の
内面に1個又は複数個の係止片を備え、該係止片を介し
て偏向コイルの渡り部の少なくとも一部をコイル枠内面
で偏向コイルの管軸方向中央部に向かって湾曲した形状
に形成したことを特徴とする偏向ヨーク。[Claims] 1. The conductor wire of the deflection coil is coiled through a coil frame that is attached to a cathode ray tube and has a guide portion having a plurality of conductor insertion grooves on the phosphor screen side end and the electron gun side end. In a deflection yoke that is wound in a hollow shape on the inner surface of a frame, a part of the side conductor portion of the deflection coil is provided with a conductor wire wound in a direction opposite to the winding direction of the conductor wire in the side conductor portion. A deflection yoke featuring 2. Equipped with one or more locking pieces on the inner surface of the coil frame,
2. The deflection yoke according to claim 1, wherein a part of the side conductor part of the deflection coil is wound in a direction opposite to the winding direction of the other side conductor part via the locking piece. 3. Used when attached to a cathode ray tube, the conductor of the deflection coil is inserted into the inner surface of the coil frame through the coil frame, which has a guide section with a plurality of conductor insertion grooves on the phosphor screen side end and the electron gun side end. The deflection yoke is provided with one or more locking pieces on the inner surface of the coil frame, and at least a part of the transition portion of the deflection coil is connected to the inner surface of the coil frame via the locking pieces. A deflection yoke characterized by being formed in a shape curved toward the center in the tube axis direction.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1279703A JP3002481B2 (en) | 1989-10-30 | 1989-10-30 | Deflection yoke |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1279703A JP3002481B2 (en) | 1989-10-30 | 1989-10-30 | Deflection yoke |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03145039A true JPH03145039A (en) | 1991-06-20 |
JP3002481B2 JP3002481B2 (en) | 2000-01-24 |
Family
ID=17614702
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1279703A Expired - Fee Related JP3002481B2 (en) | 1989-10-30 | 1989-10-30 | Deflection yoke |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3002481B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6373180B1 (en) * | 1997-07-28 | 2002-04-16 | Thomson Licensing S.A. | Deflection yoke for a cathode-ray tube with both improved geometry and convergence |
KR100430129B1 (en) * | 1992-04-07 | 2004-07-15 |
-
1989
- 1989-10-30 JP JP1279703A patent/JP3002481B2/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100430129B1 (en) * | 1992-04-07 | 2004-07-15 | ||
US6373180B1 (en) * | 1997-07-28 | 2002-04-16 | Thomson Licensing S.A. | Deflection yoke for a cathode-ray tube with both improved geometry and convergence |
Also Published As
Publication number | Publication date |
---|---|
JP3002481B2 (en) | 2000-01-24 |
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