JPS61202861U - - Google Patents
Info
- Publication number
- JPS61202861U JPS61202861U JP8647685U JP8647685U JPS61202861U JP S61202861 U JPS61202861 U JP S61202861U JP 8647685 U JP8647685 U JP 8647685U JP 8647685 U JP8647685 U JP 8647685U JP S61202861 U JPS61202861 U JP S61202861U
- Authority
- JP
- Japan
- Prior art keywords
- ray tube
- cathode ray
- color cathode
- curved surface
- shadow mask
- 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
Description
第１図ａ，ｂはそれぞれ本考案のカラーブラウ
ン管用シヤドウマスクの一実施例の有効領域の一
部の平面図及びmm′断面図、第２図は一般的なカ
ラーブラウン管用シヤドウマスクの斜視図、第３
図ａ，ｂは従来のカラーブラウン管用シヤドウマ
スクの有効領域の一部の平面図及びｌｌ′断面図
である。
１……有効領域、２……曲面、３……スカート
部、４……スロツト形開孔、５……大径孔、６…
…小径孔、７……溝。
1a and 1b are a plan view and a cross-sectional view in mm' of a part of the effective area of an embodiment of the color cathode ray tube shadow mask of the present invention, respectively, and FIG. 2 is a perspective view of a general color cathode ray tube shadow mask; 3
Figures a and b are a plan view and a ll' sectional view of a part of the effective area of a conventional color cathode ray tube shadow mask. DESCRIPTION OF SYMBOLS 1...Effective area, 2...Curved surface, 3...Skirt portion, 4...Slot-shaped opening, 5...Large diameter hole, 6...
...Small diameter hole, 7...groove.
Claims (1)
る曲面と、この曲面の周囲に設けられ前記曲面に
対して折り曲げられたスカート部とからなるカラ
ーブラウン管用シヤドウマスクにおいて、前記有
効領域のカラーブラウン管の電子銃側に向けられ
るべき面に多数の溝を設けたことを特徴とするカ
ラーブラウン管用シヤドウマスク。 In a color cathode ray tube shadow mask comprising a curved surface having an effective area provided with a large number of slot-shaped openings, and a skirt portion provided around the curved surface and bent with respect to the curved surface, electrons of the color cathode ray tube in the effective area are A color cathode ray tube shadow mask characterized by having numerous grooves on the side facing the gun.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8647685U JPS61202861U (en) | 1985-06-07 | 1985-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8647685U JPS61202861U (en) | 1985-06-07 | 1985-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61202861U true JPS61202861U (en) | 1986-12-19 |
Family
ID=30637823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8647685U Pending JPS61202861U (en) | 1985-06-07 | 1985-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61202861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63284740A (en) * | 1987-05-15 | 1988-11-22 | Hitachi Ltd | Tension type shadow mask |
-
1985
- 1985-06-07 JP JP8647685U patent/JPS61202861U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63284740A (en) * | 1987-05-15 | 1988-11-22 | Hitachi Ltd | Tension type shadow mask |
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