JPS5995561U - color picture tube - Google Patents
color picture tubeInfo
- Publication number
- JPS5995561U JPS5995561U JP18992682U JP18992682U JPS5995561U JP S5995561 U JPS5995561 U JP S5995561U JP 18992682 U JP18992682 U JP 18992682U JP 18992682 U JP18992682 U JP 18992682U JP S5995561 U JPS5995561 U JP S5995561U
- Authority
- JP
- Japan
- Prior art keywords
- picture tube
- color picture
- curved surface
- surface portion
- thickness
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はシャドウマスクの□ドーミング現像を説明する
ための概略模式図、第２図は本考案の実施例を示す概略
模式図、第３図は第２図の熱膨張作用を説明するための
概略模式図、第４図は第２図−の形成法を説明するため
の要部の模式図、第５図はシャドウマスクの開孔形状を
示す部分概略模式 、図である。 □
１・・・シャドウマスク、２，９・・・開孔、３・・・
曲面部、４−・・スカート部、５−・・マスクフレーム
、１０・・・ブリッジ部、１１・・・土手部。Fig. 1 is a schematic diagram for explaining doming development of a shadow mask, Fig. 2 is a schematic diagram showing an embodiment of the present invention, and Fig. 3 is a schematic diagram for explaining the thermal expansion effect of Fig. 2. FIG. 4 is a schematic diagram of a main part for explaining the forming method shown in FIG. 2, and FIG. 5 is a partial schematic diagram showing the shape of an opening in a shadow mask. □ 1...shadow mask, 2,9...opening, 3...
Curved surface part, 4--skirt part, 5--mask frame, 10-- bridge part, 11-- bank part.
Claims (2)
記曲面部が実質的に矩型状の枠内に配設されたシャドウ
マスクを有するカラー受像管において、前記曲面部の中
央部の実質的板厚をｔｌ、周辺部の実質的板厚をｔ３、
前記中央部と周辺部の中間部の実質的板厚をｔ２とする
時、ｔｌ〉ｔ２またはｔｌ＞Ｔ−３なる関係を有するこ
とを特徴とするカラー受像管。(1) In a color picture tube having a shadow mask having a curved surface portion in which a large number of apertures are regularly arranged, and the curved surface portion being disposed within a substantially rectangular frame, the curved surface portion The actual thickness of the central part is tl, the actual thickness of the peripheral part is t3,
A color picture tube characterized by having a relationship of tl>t2 or tl>T-3, where t2 is the substantial thickness of the intermediate part between the central part and the peripheral part.
関係を有することを特徴とする実用新案登録請求、
の範面第１項記載のカラー受像管。′（３）前
記実質的板厚１１．１２及びｔ３が滑らかに接続されて
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
載のカラー受像管。 −（４）前記実質的板厚ｔ１．
ｔ２及びｔ３の変化勾配が前記実質的に矩形状の曲面部
の水平軸、垂直軸及 ”び対角軸とでフ珊れ異なる
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
カラー受像管。(2) A utility model registration request characterized in that the substantial thickness of the curved surface portion has a relationship of tl>t2>t3;
A color picture tube according to item 1 of the scope. (3) The color picture tube according to claim 1, wherein the substantial plate thicknesses 11.12 and t3 are smoothly connected. -(4) The substantial plate thickness t1.
The utility model according to claim 1, characterized in that the change gradients of t2 and t3 are different in the horizontal axis, vertical axis, and diagonal axis of the substantially rectangular curved surface portion. Color picture tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18992682U JPS5995561U (en) | 1982-12-17 | 1982-12-17 | color picture tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18992682U JPS5995561U (en) | 1982-12-17 | 1982-12-17 | color picture tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5995561U true JPS5995561U (en) | 1984-06-28 |
Family
ID=30409361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18992682U Pending JPS5995561U (en) | 1982-12-17 | 1982-12-17 | color picture tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5995561U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0582046A (en) * | 1991-09-19 | 1993-04-02 | Mitsubishi Electric Corp | Color image receiving tube shadow mask and manufacture thereof |
-
1982
- 1982-12-17 JP JP18992682U patent/JPS5995561U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0582046A (en) * | 1991-09-19 | 1993-04-02 | Mitsubishi Electric Corp | Color image receiving tube shadow mask and manufacture thereof |
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