JPS6156756U - - Google Patents
Info
- Publication number
- JPS6156756U JPS6156756U JP14105184U JP14105184U JPS6156756U JP S6156756 U JPS6156756 U JP S6156756U JP 14105184 U JP14105184 U JP 14105184U JP 14105184 U JP14105184 U JP 14105184U JP S6156756 U JPS6156756 U JP S6156756U
- Authority
- JP
- Japan
- Prior art keywords
- cathode ray
- ray tube
- flat cathode
- electron beam
- tube
- 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
- 230000001681 protective effect Effects 0.000 claims description 5
- 238000010894 electron beam technology Methods 0.000 claims description 4
- 239000005357 flat glass Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 claims 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 4
- 230000002265 prevention Effects 0.000 claims 2
- 235000012239 silicon dioxide Nutrition 0.000 claims 2
- 239000000377 silicon dioxide Substances 0.000 claims 2
- 239000010409 thin film Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の扁平型陰極線管の要部断面図
、第２図は保護膜の形成方法を説明する為の図、
第３図は扁平型陰極線管の断面図、第４図は従来
の扁平型陰極線管の断面図である。
１…扁平ガラス管体、６…パネル部、８…電子
ビーム、１０…観察窓、１５…螢光体ストライブ
、１７…透明保護膜。
Figure 1 is a sectional view of the main parts of the flat cathode ray tube of the present invention, Figure 2 is a diagram for explaining the method of forming a protective film,
FIG. 3 is a sectional view of a flat cathode ray tube, and FIG. 4 is a sectional view of a conventional flat cathode ray tube. DESCRIPTION OF SYMBOLS 1... Flat glass tube body, 6... Panel part, 8... Electron beam, 10... Observation window, 15... Fluorescent stripe, 17... Transparent protective film.
Claims (1)
壁のうち第１の管壁の内面に電子ビームの中心軸
に対して傾斜せしめた螢光面を設け、この螢光面
を電子ビームで走査したときの前記螢光面の発光
を前記第２の管壁の外側から観察するようにした
扁平型陰極線管において、前記螢光面上に施され
る透明保護膜の膜厚を前記電子ビームが衝撃する
部分で厚くなるように設定したことを特徴とする
扁平型陰極線管。 (2) 前記透明保護膜は、二酸化ケイ素からなる
イオン焼け防止用の薄膜であることを特徴とする
実用新案登録請求の範囲第１項記載の扁平型陰極
線管。 (3) 前記透明保護膜は、二酸化ケイ素からなる
イオン焼防止用の薄膜と、このイオン焼け防止膜
上に施される透明導電膜であることを特徴とする
実用新案登録請求の範囲第１項記載の扁平型陰極
線管。[Claims for Utility Model Registration] (1) A fluorescent surface inclined with respect to the central axis of the electron beam on the inner surface of the first tube wall of the opposing first and second tube walls of the flat glass tube body. in a flat cathode ray tube in which light emission from the fluorescent surface is observed from the outside of the second tube wall when the fluorescent surface is scanned with an electron beam; 1. A flat cathode ray tube, characterized in that the thickness of the transparent protective film is set to be thicker at a portion where the electron beam impacts. (2) The flat cathode ray tube according to claim 1, wherein the transparent protective film is a thin film made of silicon dioxide to prevent ion burnout. (3) The transparent protective film is a thin film made of silicon dioxide for preventing ion burning, and a transparent conductive film applied on the ion burning prevention film, Claim 1 of the Utility Model Registration Claim The flat cathode ray tube described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14105184U JPS6156756U (en) | 1984-09-18 | 1984-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14105184U JPS6156756U (en) | 1984-09-18 | 1984-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6156756U true JPS6156756U (en) | 1986-04-16 |
Family
ID=30699396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14105184U Pending JPS6156756U (en) | 1984-09-18 | 1984-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6156756U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5719994B2 (en) * | 1974-07-13 | 1982-04-26 | ||
| JPS59175547A (en) * | 1983-03-24 | 1984-10-04 | Sony Corp | Cathode ray tube |
-
1984
- 1984-09-18 JP JP14105184U patent/JPS6156756U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5719994B2 (en) * | 1974-07-13 | 1982-04-26 | ||
| JPS59175547A (en) * | 1983-03-24 | 1984-10-04 | Sony Corp | Cathode ray tube |
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