JPS6033743U - Shadow mask structure for color cathode ray tube - Google Patents
Shadow mask structure for color cathode ray tubeInfo
- Publication number
- JPS6033743U JPS6033743U JP12558083U JP12558083U JPS6033743U JP S6033743 U JPS6033743 U JP S6033743U JP 12558083 U JP12558083 U JP 12558083U JP 12558083 U JP12558083 U JP 12558083U JP S6033743 U JPS6033743 U JP S6033743U
- Authority
- JP
- Japan
- Prior art keywords
- shadow mask
- ray tube
- cathode ray
- color cathode
- mask structure
- 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
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図はマスクフレーム組立(MF)を示す斜視図、第
2図は第1図の一部の断面図、第3図は第1図のホルダ
部の断面図、第4図にはマスクドーミングを示す模式図
、第5図はMFの一例の一部を示す斜視図、第6図はド
ーミングを低減させる例のマスクの動きを示す模式図、
第7図は90゜管におけるビーム移動量を示す線図、第
8図はドーミングを示す模式図、第9図はドーミングに
よるビーム移動を示す線図、第10図はマスクの膨張を
説明する模式図、第11図はマスクの膨張によるビーム
移動を示す線図、第12図はドーミングと膨張とを合成
した場合のビーム移動を示す線図、第13図は本考案の
1実施例のMF開固着示す模式図、第14図は第1表を
説明するための線図、第15図は従来のMF開固着示す
模式図、第16図は本考案の1実施例の構造におけるビ
ーム移動を示す線図である。
1・・・・・・マスク、1a・・・・・・マスク面部、
1b・・・・・・ス’カート部、2−−−−−−マスク
板、3・・・・・・フレーム、4・・・・・・ホルダ、
5・・・・・・熱補正用バイメタル片。
第9図
第12図Figure 1 is a perspective view showing the mask frame assembly (MF), Figure 2 is a cross-sectional view of a part of Figure 1, Figure 3 is a cross-sectional view of the holder part in Figure 1, and Figure 4 shows the mask doming. FIG. 5 is a perspective view showing a part of an example of MF, FIG. 6 is a schematic diagram showing the movement of a mask in an example of reducing doming,
Figure 7 is a diagram showing the amount of beam movement in a 90° tube, Figure 8 is a schematic diagram showing doming, Figure 9 is a diagram showing beam movement due to doming, and Figure 10 is a diagram explaining mask expansion. 11 is a diagram showing the beam movement due to mask expansion, FIG. 12 is a diagram showing the beam movement when doming and expansion are combined, and FIG. 13 is a diagram showing the MF opening of one embodiment of the present invention. FIG. 14 is a diagram for explaining Table 1, FIG. 15 is a schematic diagram showing conventional MF open fixation, and FIG. 16 shows beam movement in the structure of one embodiment of the present invention. It is a line diagram. 1...Mask, 1a...Mask surface part,
1b...Skirt part, 2---Mask plate, 3...Frame, 4...Holder,
5...Bimetal piece for heat correction. Figure 9 Figure 12
Claims (1)
記有効面の周囲で折り曲げられたスカート部からなるシ
ャドウマスクの前記スカート部をサポートフレームに多
数点で固着して前記有効面を所定位置に保持するカラー
ブラウン管用シャドウマスク構体において、前記実質的
に矩形状の隅部の固着点が他の固着点よりも前記有効面
に近接していることを特徴とするカラーブラウン管用シ
ャドウマスク構体。The skirt portion of the shadow mask, which is composed of an effective surface that is substantially rectangular and has a large number of beam apertures, and a skirt portion that is bent around the effective surface, is fixed to a support frame at multiple points to set the effective surface at a predetermined value. A shadow mask structure for a color cathode ray tube held in position, characterized in that fixing points at the corners of the substantially rectangular shape are closer to the effective surface than other fixing points. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12558083U JPS6033743U (en) | 1983-08-15 | 1983-08-15 | Shadow mask structure for color cathode ray tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12558083U JPS6033743U (en) | 1983-08-15 | 1983-08-15 | Shadow mask structure for color cathode ray tube |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6033743U true JPS6033743U (en) | 1985-03-07 |
JPH0217408Y2 JPH0217408Y2 (en) | 1990-05-15 |
Family
ID=30285852
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12558083U Granted JPS6033743U (en) | 1983-08-15 | 1983-08-15 | Shadow mask structure for color cathode ray tube |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6033743U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01200539A (en) * | 1987-10-08 | 1989-08-11 | Toshiba Corp | Color picture tube |
-
1983
- 1983-08-15 JP JP12558083U patent/JPS6033743U/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01200539A (en) * | 1987-10-08 | 1989-08-11 | Toshiba Corp | Color picture tube |
Also Published As
Publication number | Publication date |
---|---|
JPH0217408Y2 (en) | 1990-05-15 |
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