JPS6332437U - - Google Patents
Info
- Publication number
- JPS6332437U JPS6332437U JP12543486U JP12543486U JPS6332437U JP S6332437 U JPS6332437 U JP S6332437U JP 12543486 U JP12543486 U JP 12543486U JP 12543486 U JP12543486 U JP 12543486U JP S6332437 U JPS6332437 U JP S6332437U
- Authority
- JP
- Japan
- Prior art keywords
- shadow mask
- skirt portion
- frame
- picture tube
- color picture
- 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
- 238000003466 welding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図ａ，ｂ，ｃはこの考案の一実施例のマス
ク構体にかかり、ａは上面図、ｂはａのＡＡ線に
沿う断面図、ｃは側面図、第２図ａ，ｂはシヤド
ウマスクを示すａは上面図、ｂは側面図、第３図
ａ，ｂはフレームを示すａは断面上面図、ｂはａ
のＡＡ線に沿う断面図、第４図ａ，ｂはマスク構
体を示すａは上面図、ｂはａのＡＡ線に沿う断面
図、第５図は別の一実施例のマスク構体の上面図
、第６図はカラー受像管を一部切欠して示す斜視
図、第７図はカラー受像管の管軸に沿う断面図、
第８図および第９図はハウリングを説明するため
の図で、第８図は蛍光体層に射突する電子ビーム
流を説明する断面図、第９図は蛍光体層の発光を
説明する図、第１０図はシヤドウマスク構体の上
面図、第１１図はシヤドウマスクの辺落ちを説明
するためのシヤドウマスク構体の断面図である。
１１……シヤドウマスク構体、１２……シヤド
ウマスク、１２ａ……シヤドウマスクの主面部、
１２ｂ……シヤドウマスクのスカート部、１３…
…フレーム、１５……凸部品。
Figures 1 a, b, and c show a mask structure according to an embodiment of this invention, a is a top view, b is a sectional view taken along line AA of a, c is a side view, and Figures 2 a and b are shadow masks. Fig. 3 a and b show the frame, a is a top view, b is a side view, a is a cross-sectional top view, and b is a side view.
4a and 4b show the mask structure; a is a top view; b is a sectional view taken along the AA line in a; FIG. 5 is a top view of another embodiment of the mask structure. , FIG. 6 is a partially cutaway perspective view of the color picture tube, and FIG. 7 is a sectional view along the tube axis of the color picture tube.
Figures 8 and 9 are diagrams for explaining howling, Figure 8 is a cross-sectional diagram for explaining the flow of electron beams hitting the phosphor layer, and Figure 9 is a diagram for explaining light emission from the phosphor layer. , FIG. 10 is a top view of the shadow mask structure, and FIG. 11 is a cross-sectional view of the shadow mask structure for explaining edge loss of the shadow mask. 11 ...Shadow mask structure, 12...Shadow mask, 12a...Main surface portion of shadow mask,
12b...Skirt part of the shadow mask, 13...
...Frame, 15... Convex parts.
Claims (1)
よびこの主面部の周縁からこれとほぼ直角方向に
折曲形成されたスカート部を有するシヤドウマス
クと、前記スカート部に外囲しこれと複数の溶接
点部で結合されたフレームと、前記フレームがス
カート部と対向する側面に形成された複数の開孔
と、前記開孔に固着され先端がスカート部に圧入
された凸部品を備えたカラー受像管のシヤドウマ
スク構体。 (2) 凸部品がスカート部に１．０〜２．０mm圧
入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項に記載のカラー受像管のシヤドウマ
スク構体。 (3) マスクの外径がフレームの内径以下の大き
さであることを特徴とする実用新案登録請求の範
囲第１項または第２項に記載のカラー受像管のシ
ヤドウマスク構体。 (4) マスク材の熱膨張率がフレーム材の熱膨張
率よりも小であることを特徴とする実用新案登録
請求の範囲第１項ないし第３項のいずれかに記載
のカラー受像管のシヤドウマスク構体。[Claims for Utility Model Registration] (1) A shadow mask having a rectangular main surface portion with a large number of through holes and a skirt portion bent from the periphery of the main surface portion in a direction substantially perpendicular thereto; a frame that surrounds the skirt portion and is connected to the skirt portion at a plurality of welding points; a plurality of openings formed in the side surface of the frame facing the skirt portion; and a frame that is fixed to the openings and has a tip connected to the skirt portion. Color picture tube shadow mask structure with press-fitted convex parts. (2) A shadow mask structure for a color picture tube according to claim 1, wherein the convex part is press-fitted into the skirt portion by 1.0 to 2.0 mm. (3) The shadow mask structure for a color picture tube according to claim 1 or 2, wherein the outer diameter of the mask is smaller than the inner diameter of the frame. (4) A shadow mask for a color picture tube according to any one of claims 1 to 3 of the utility model registration claim, characterized in that the coefficient of thermal expansion of the mask material is smaller than the coefficient of thermal expansion of the frame material. Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12543486U JPS6332437U (en) | 1986-08-19 | 1986-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12543486U JPS6332437U (en) | 1986-08-19 | 1986-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6332437U true JPS6332437U (en) | 1988-03-02 |
Family
ID=31018332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12543486U Pending JPS6332437U (en) | 1986-08-19 | 1986-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6332437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998012729A1 (en) * | 1996-09-17 | 1998-03-26 | Hitachi, Ltd. | Color cathode-ray tube |
-
1986
- 1986-08-19 JP JP12543486U patent/JPS6332437U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998012729A1 (en) * | 1996-09-17 | 1998-03-26 | Hitachi, Ltd. | Color cathode-ray tube |
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