JPS6220449U - - Google Patents
Info
- Publication number
- JPS6220449U JPS6220449U JP11275485U JP11275485U JPS6220449U JP S6220449 U JPS6220449 U JP S6220449U JP 11275485 U JP11275485 U JP 11275485U JP 11275485 U JP11275485 U JP 11275485U JP S6220449 U JPS6220449 U JP S6220449U
- Authority
- JP
- Japan
- Prior art keywords
- annular frame
- shadow mask
- frame made
- mask structure
- steel plate
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Electrodes For Cathode-Ray Tubes (AREA)
Description
第１図は本考案による一実施例のシヤドウマス
ク構体の斜視図、第２図ａ，ｂは従来のシヤドウ
マスク構体の部分断面図、第３図ａ，ｂは本考案
によるシヤドウマスク構体の部分断面図、第４図
は本考案の他の実施例を示すシヤドウマスク構体
の部分断面図である。
１……シヤドウマスク、２……インバー材によ
る第１Ｌ字状環状枠、３……圧延鋼板材による第
２Ｌ字状環状枠、４，５……溶接点、８……第１
環状枠。
FIG. 1 is a perspective view of a shadow mask structure according to an embodiment of the present invention, FIGS. 2 a and b are partial sectional views of a conventional shadow mask structure, and FIGS. 3 a and b are partial sectional views of a shadow mask structure according to the present invention. FIG. 4 is a partial sectional view of a shadow mask structure showing another embodiment of the present invention. 1... Shadow mask, 2... First L-shaped annular frame made of invar material, 3... Second L-shaped annular frame made of rolled steel plate material, 4, 5... Welding point, 8... First
circular frame.
Claims (1)
ウマスク構体を有するカラーブラウン管において
、上記環状枠を低膨張合金材料からなる第１環状
枠と圧延鋼板からなる第２環状枠とにより構成し
たことを特徴とするカラーブラウン管。 A color cathode ray tube having a shadow mask structure formed by fixing a shadow mask to an annular frame, characterized in that the annular frame is constituted by a first annular frame made of a low expansion alloy material and a second annular frame made of a rolled steel plate. Braun tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11275485U JPS6220449U (en) | 1985-07-22 | 1985-07-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11275485U JPS6220449U (en) | 1985-07-22 | 1985-07-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6220449U true JPS6220449U (en) | 1987-02-06 |
Family
ID=30993920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11275485U Pending JPS6220449U (en) | 1985-07-22 | 1985-07-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6220449U (en) |
-
1985
- 1985-07-22 JP JP11275485U patent/JPS6220449U/ja active Pending