JPS62229736A - Color selection electrode of cathode-ray tube - Google Patents
Color selection electrode of cathode-ray tubeInfo
- Publication number
- JPS62229736A JPS62229736A JP7363086A JP7363086A JPS62229736A JP S62229736 A JPS62229736 A JP S62229736A JP 7363086 A JP7363086 A JP 7363086A JP 7363086 A JP7363086 A JP 7363086A JP S62229736 A JPS62229736 A JP S62229736A
- Authority
- JP
- Japan
- Prior art keywords
- color selection
- selection electrode
- electron beam
- panel
- 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.)
- Pending
Links
- 238000010894 electron beam technology Methods 0.000 claims abstract description 19
- 238000003466 welding Methods 0.000 description 5
- 230000007704 transition Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000002566 Capsicum Nutrition 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000006002 Pepper Substances 0.000 description 1
- 235000016761 Piper aduncum Nutrition 0.000 description 1
- 235000017804 Piper guineense Nutrition 0.000 description 1
- 244000203593 Piper nigrum Species 0.000 description 1
- 235000008184 Piper nigrum Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、陰極線管における色選別電極、特にその支持
スプリングに関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a color selection electrode in a cathode ray tube, and in particular to a support spring thereof.
本発明は、陰極線管における色選別電極の支持スプリン
グであり、支持スプリングの嵌合部と取付部とを色選別
′ｅｊ１極の膨張時に、色選別電極が電子ビーム方向の
パネル側に変移する屈曲部を介して連結するごとにより
、自動温度補止機能を持たせ、簡易な機構で電子ビーム
のミスランディングを防止することができるようにした
ものである。The present invention is a support spring for a color selection electrode in a cathode ray tube, and the fitting part and the mounting part of the support spring are bent so that the color selection electrode moves toward the panel side in the electron beam direction when the color selection 'ej1 pole expands. By connecting each part through a part, an automatic temperature correction function is provided, and mislanding of the electron beam can be prevented with a simple mechanism.
従来、陰極線管の動作時、電子ビームにより色選別電極
、例えばアパーチャグリルが熱膨張して電子ビームのミ
スランディングが生じるのを防止するため、アパーチャ
グリルのフレームと支持スプリングとの間にバイメタル
ホルダを設け°ζいる。Conventionally, during operation of a cathode ray tube, a bimetallic holder is placed between the frame of the aperture grille and the support spring in order to prevent the color selection electrodes, such as the aperture grille, from thermally expanding due to the electron beam and causing mislanding of the electron beam. There is a provision.
（発明が解決しようとする問題点〕
ヒ述したように、バイメタルホルダを用いて色選別電極
の温度補！ヒを行う場合、次のような問題点があった。(Problems to be Solved by the Invention) As described above, when temperature compensation of a color selection electrode is performed using a bimetal holder, there are the following problems.
ｌａＪち、部品点数が多く構造が複雑である。溶接点数
が多く、溶接部からのガス放出のｒ１１能性も高いため
、バイメタルホルダの溶接工程は製造能率上好ましくな
い、バイメタルホルダには表裏があるため取付はミスが
生じ易い、バイメタルホルダは硬度が低く、耐ｉ剖撃性
に劣る、部品点数が多いため、組立の寸法精度を出しに
くいなどである。However, the number of parts is large and the structure is complicated. The welding process for bimetal holders is unfavorable in terms of manufacturing efficiency because there are many welding points and the r11 potential for gas release from the welds is high.Bimetal holders have a front and back surface, so installation errors are likely to occur.Bimetal holders have a high hardness. It is difficult to achieve dimensional accuracy in assembly due to the large number of parts.
本発明は、上記問題点を解決することができる陰極線管
の支持スプリングを提供するものである。The present invention provides a support spring for a cathode ray tube that can solve the above problems.
本発明に係る陰極線管の色選別電極（１）においては、
その支持スプリング（５）を、パネル（６）に固定され
たスタンドピン（７）に対する嵌合部（８）と色選別電
極（１１に対する取付は部（９）とを色選別電極（１）
の熱膨張時に、色選別電極＋１）が電子ビーム（１１）
方向のパネル側（６）に変移する屈曲部（１０）を介し
て連結して構成する。In the color selection electrode (1) of the cathode ray tube according to the present invention,
The support spring (5) is connected to the fitting portion (8) for the stand pin (7) fixed to the panel (6) and the attachment portion (9) for the color selection electrode (11) to the color selection electrode (1).
When the color selection electrode +1) expands thermally, the electron beam (11)
They are connected via a bent portion (10) that transitions toward the panel side (6) of the direction.
屈曲部（ｌＯ）は、上記のように変移するものであれば
、耐衝撃性に問題がない限り、任意の形状を採り得る。The bent portion (lO) may have any shape as long as it changes as described above, as long as there is no problem with impact resistance.
本発明に係る支持スプリング（５）を使用した場合、陰
極線管の動作時、色選別電極（１）が電子ビーム（１１
）によっ°（熱膨張しても色選別電極（１１が電子ビー
ム（１１）の進行方向に沿ってパネル（６）側に変移し
てその位置を自動的に補＋Ｅするため、電子ビーム（１
１）のミスランディングを防止することがごきる。When using the support spring (5) according to the present invention, when the cathode ray tube is operated, the color selection electrode (1) is connected to the electron beam (11).
) due to thermal expansion, the color selection electrode (11) moves toward the panel (6) along the traveling direction of the electron beam (11) and automatically compensates for its position. 1
1) Mis-landing can be prevented.
第１図〜第６図を参照して本発明の詳細な説明する。本
実施例に係る色選別電極（１）は、一対の相対向する支
持部材（１４）とその両端を支持するコ字状の弾性部材
（４）からなるフレーム（３）上に多数の金属細条（１
５）が所定ピレチをもって架張され、各金属細条（１５
）間に電子ビーム（１１）の通過孔であるスリット（１
２）が形成されてなるアパーチャグリル（２）である。The present invention will be described in detail with reference to FIGS. 1 to 6. The color selection electrode (1) according to this embodiment has a large number of metal thin strips on a frame (3) consisting of a pair of opposing support members (14) and U-shaped elastic members (4) supporting both ends of the frame (3). Article (1
5) is stretched with a predetermined pitch, and each metal strip (15
) is a passage hole for the electron beam (11).
2) is an aperture grill (2).
ごの色選別電極（１１は、パネル（６）に対して３点で
支持される。Each color selection electrode (11) is supported at three points relative to the panel (6).
第１図及び第２図にンドずように、色選別電極（１）の
フレーム（３）の弾性部材（４）側に取付ける支持スプ
リング（５）は、パネル（６）に固定されたスタッドピ
ン（７）に対する嵌合部（８）と色選別電極（１１のフ
レーム（３）に対する取付部（９）とを設け、この嵌合
部（８）と取付部（９）に対して適当な角度を有する屈
曲部（１０）を介し゛ζ両者（８）、 （９）を連結す
ることにより構成する。As shown in Figures 1 and 2, the support spring (5) attached to the elastic member (4) side of the frame (3) of the color selection electrode (1) is connected to a stud pin fixed to the panel (6). A fitting part (8) for the frame (7) and a mounting part (9) for the frame (3) of the color selection electrode (11) are provided, and a suitable angle is provided for the fitting part (8) and the mounting part (9). It is constructed by connecting the two parts (8) and (9) through a bent part (10) having a curved part (10).
この屈曲部（１０）の適当な角度とは、第２図にネオよ
うに色選別電極（１）の熱膨張によるＸ方向への動きが
ごの支持スプリング（５）に作用し、結果として生じた
色選別電極（１）の変移が電子ビーム（１１）の進行方
向に沿ったパネル（６）側となるような角度とする。即
ら、第４図にボずように変移！＆（変移後の°ｒペパー
ャグリル（２）を２点鎖線でボず）においても変移前と
同じようにアパーチャグリル（２）のスリット（１２）
を通過した電子ビーム（１１）が所定の螢光体に正確に
ランディングすることができるようにこの屈曲部（１０
）の角度を選ぶ、従って、この角度は管梳、色選別電極
（１）の形状、支持スプリング（５）の材質等によっ°
ζｉｔ！！ｉ）？変わり得るものである。嵌合部（８）
にはスタンドピン（７）が嵌まり込む例えば三角形状の
孔部（１３）が形成されている。The appropriate angle of this bent portion (10) is determined by the movement of the color selection electrode (1) in the X direction due to thermal expansion acting on the support spring (5) as shown in Figure 2. The angle is such that the color selection electrode (1) shifts toward the panel (6) along the direction of movement of the electron beam (11). In other words, it suddenly changes to Figure 4! & (°r pepper grill (2) after the transition is marked with a two-dot chain line), the slit (12) of the aperture grill (2) is the same as before the transition.
This bent portion (10) is designed so that the electron beam (11) that has passed through the
). Therefore, this angle depends on the tube comb, the shape of the color selection electrode (1), the material of the support spring (5), etc.
ζit! ! i)? It can change. Fitting part (8)
For example, a triangular hole (13) is formed in which the stand pin (7) fits.
本実施例に係る色選別電極（１）の場合、この支持スプ
リング（５）をフレーム（３）の左右の弾性部材（４）
の対称の位置にそれぞれ取付ける。（１６）は、パネル
（６）円曲に形成された赤色、青色及び緑色螢光体スト
ライプ及びカーボンストライプ等より成る螢光面である
。なお、図中ｘ印は溶接箇所を示す。In the case of the color selection electrode (1) according to this embodiment, this support spring (5) is connected to the left and right elastic members (4) of the frame (3).
Install them in symmetrical positions. (16) is a fluorescent surface of panel (6) consisting of circularly formed red, blue, and green phosphor stripes, carbon stripes, and the like. Note that the x marks in the figure indicate welding locations.
次に第５図及び第６図にボすように、色選別電極（１）
のフレーム（３）の支持部材（１４）側に取付ける支持
スプリング（５）は、弾性部材（４）側の支持スプリン
グ（５）と同様に屈曲部（ｌＯ）を介してスタッドピン
（７）に対する嵌合部（８）とフレーム（３）に対する
取付部（９）とを連結することにより構成する。この支
持スプリング（５）の場合、取付けるフレーム（３）の
支持部材（１４）の位置が弾性部材（４）よりパネル（
６）側に近いため、弾性部材（４）側に取付ける支持ス
プリング（５）と比べて屈曲部（１０）が逆向きになる
が、屈曲部（１０）が有すべき条件は、上記弾性部材（
４）側に取付ける支持スプリング（５）の場合と全く同
じである。 ＩＩＩち、この支持スプリング（５）にお
いても、第６図に示すように色選別機構（１）がＹ方向
に熱膨張した際、色選別電極（１）が電子ビーム（ｉｔ
）の進行方向に沿ったパネル（６）側に変移するため（
変移後のパネルを２点鎖線で示す）、電子ビーム（１１
）の所定螢光体ストライプへの正確なランディングが保
障される。Next, as shown in Figures 5 and 6, the color selection electrode (1)
The support spring (5) attached to the support member (14) side of the frame (3) is connected to the stud pin (7) via the bent part (IO) in the same way as the support spring (5) on the elastic member (4) side. It is constructed by connecting a fitting part (8) and a mounting part (9) to the frame (3). In the case of this support spring (5), the position of the support member (14) of the frame (3) to be attached is higher than that of the elastic member (4) on the panel (
6) side, the bending part (10) is in the opposite direction compared to the support spring (5) attached to the elastic member (4) side. However, the condition that the bending part (10) should have is that the elastic member (
4) It is exactly the same as the case of the support spring (5) attached to the side. III. Also in this support spring (5), when the color selection mechanism (1) thermally expands in the Y direction as shown in FIG.
) to the panel (6) side along the direction of movement of (
The panel after the transition is shown by the two-dot chain line), the electron beam (11
) on a given phosphor stripe is ensured.
なお、本発明は、色選別’ｄｊｉ ｈ ＜１＋がシャド
ウマスクの場合にも同様に通用することができる。Note that the present invention can be similarly applied when the color selection 'dji h <1+ is a shadow mask.
本発明によれば、従来のバイメタルホルダを使用しない
でも、色選別電極の熱膨張時における電子ビームの正確
なランディングが保障される。また、バイメタルホルダ
を使用する場合と比べて、そのためのｙ８接工捏が不要
となり、その分の部品点数も減るので組立寸法精度が向
上し、経済上及び部品管理上も有利である。更に、従来
のようにバイメタルの溶接箇所がなくなったごとにより
、その分信頼性の向上に役立つ。According to the present invention, accurate landing of the electron beam during thermal expansion of the color selection electrode is ensured without using a conventional bimetal holder. Furthermore, compared to the case where a bimetal holder is used, the y8 welding process for this purpose is not required, and the number of parts is reduced accordingly, so the assembly dimensional accuracy is improved, which is advantageous in terms of economy and parts management. Furthermore, since there are no bimetal welding points as in the past, reliability is improved accordingly.
第１図は実施例の斜視図、第２図は実施例の断面図、第
３図は色選別電極の平面図、第４図は熱膨張時のアパー
チャグリルを示ず断面図、第５図は実施例の２ｚｌ視図
、第６図は実ｍ例の断面図である。
（１）は色選別電極、（２）はアパーチャグリル、（３
）はフレーム、（５）は支持スプリング、（６）はパネ
ル、（７）はスタッドピン、（８）は嵌合部、（９）は
取付部、（１０）は屈曲部、（１１）は電子ビームであ
る。Fig. 1 is a perspective view of the embodiment, Fig. 2 is a sectional view of the embodiment, Fig. 3 is a plan view of the color selection electrode, Fig. 4 is a sectional view without showing the aperture grille during thermal expansion, and Fig. 5. 6 is a 2zl perspective view of the embodiment, and FIG. 6 is a sectional view of the actual example. (1) is color selection electrode, (2) is aperture grill, (3
) is the frame, (5) is the support spring, (6) is the panel, (7) is the stud pin, (8) is the fitting part, (9) is the mounting part, (10) is the bending part, (11) is It is an electron beam.
Claims (1)
別電極に対する取付け部とを上記色選別電極の熱膨張時
に、上記色選別電極が電子ビーム方向のパネル側に変移
する屈曲部を介して連結してなる支持スプリングを有す
る陰極線管の色選別電極。The fitting part for the stud pin fixed to the panel and the attachment part for the color selection electrode are connected through a bent part where the color selection electrode moves toward the panel in the electron beam direction when the color selection electrode thermally expands. A color selection electrode for a cathode ray tube with a supporting spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7363086A JPS62229736A (en) | 1986-03-31 | 1986-03-31 | Color selection electrode of cathode-ray tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7363086A JPS62229736A (en) | 1986-03-31 | 1986-03-31 | Color selection electrode of cathode-ray tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62229736A true JPS62229736A (en) | 1987-10-08 |
Family
ID=13523820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7363086A Pending JPS62229736A (en) | 1986-03-31 | 1986-03-31 | Color selection electrode of cathode-ray tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62229736A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999033083A1 (en) * | 1997-12-22 | 1999-07-01 | Matsushita Electronics Corporation | Flat display |
-
1986
- 1986-03-31 JP JP7363086A patent/JPS62229736A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999033083A1 (en) * | 1997-12-22 | 1999-07-01 | Matsushita Electronics Corporation | Flat display |
| US6278235B1 (en) | 1997-12-22 | 2001-08-21 | Matsushita Electronics Corporation | Flat-type display apparatus with front case to which grid frame with extended electrodes fixed thereto is attached |
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