JPS6337059U - - Google Patents
Info
- Publication number
- JPS6337059U JPS6337059U JP13053486U JP13053486U JPS6337059U JP S6337059 U JPS6337059 U JP S6337059U JP 13053486 U JP13053486 U JP 13053486U JP 13053486 U JP13053486 U JP 13053486U JP S6337059 U JPS6337059 U JP S6337059U
- Authority
- JP
- Japan
- Prior art keywords
- ray tube
- cathode ray
- face
- guide plate
- light
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の一実施例を示す一部断面部分
を含む側面図、第２図は第１図の装置における導
光板の動作原理を説明するための拡大断面図であ
る。第３図は本考案の他の実施例を示す一部断面
分を含む側面図、第４図は第３図の装置における
導光板の動作原理を説明するための拡大断面図で
ある。第５図及び第６図はビームインデツクス方
式の扁平型陰極線管の平面図及び一部断面部分を
含む側面図、第７図及び第８図は第６図の一部の
拡大断面図、第９図は従来の扁平型陰極線管装置
の一部断面部分を含む側面図、第１０図は第９図
の装置における導光板の動作原理を説明するため
の拡大断面図、第１１図は他の導光板の動作原理
を説明するための断面図である。
１……バルブ、１ｂ……フエース部、４……螢
光膜、６……扁平型陰極線管、１２……導光板、
１２ｂ……反射面、１２ｃ……端面、１３……受
光センサ、１４……導光板、１４ｂ……反射面、
１４ｃ……端面、１５……受光センサ。
FIG. 1 is a side view including a partial cross section showing an embodiment of the present invention, and FIG. 2 is an enlarged sectional view for explaining the operating principle of the light guide plate in the device shown in FIG. FIG. 3 is a side view including a partial cross section showing another embodiment of the present invention, and FIG. 4 is an enlarged sectional view for explaining the operating principle of the light guide plate in the device shown in FIG. 5 and 6 are a plan view and a side view including a partial cross section of a beam index type flat cathode ray tube, and FIGS. 7 and 8 are an enlarged sectional view of a portion of FIG. 9 is a side view including a partial cross section of a conventional flat cathode ray tube device, FIG. 10 is an enlarged sectional view for explaining the operating principle of the light guide plate in the device of FIG. 9, and FIG. 11 is a side view of a conventional flat cathode ray tube device. FIG. 3 is a cross-sectional view for explaining the operating principle of a light guide plate. 1... Bulb, 1b... Face part, 4... Fluorescent film, 6... Flat cathode ray tube, 12... Light guide plate,
12b... Reflective surface, 12c... End surface, 13... Light receiving sensor, 14... Light guide plate, 14b... Reflective surface,
14c... End face, 15... Light receiving sensor.
Claims (1)
状螢光膜を有するビームインデツクス型陰極線管
と、この陰極線管のフエース部外面に対向配置さ
れ、フエース部と反対側に鋸歯状射面を形成した
導光板と、この導光板の前記反射面で反射した光
が導出される端面に配置された受光センサとを具
備したことを特徴とする扁平型陰極線管装置。 (2) 前記反射面に順次角度をつけ、前記受光セ
ンサへの入射光量が一定となるようにした実用新
案登録請求の範囲第１項記載の扁平型陰極線管装
置。[Scope of Claim for Utility Model Registration] (1) A beam index cathode ray tube having a striped phosphor film on the inner surface of the face of a flat bulb, and a beam index cathode ray tube that is disposed opposite to the outer surface of the face of this cathode ray tube, on the side opposite to the face. 1. A flat cathode ray tube device comprising: a light guide plate having a sawtooth projection surface; and a light receiving sensor disposed on an end surface from which light reflected by the reflection surface of the light guide plate is guided. (2) The flat cathode ray tube device according to claim 1, wherein the reflective surfaces are sequentially angled so that the amount of light incident on the light receiving sensor is constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13053486U JPS6337059U (en) | 1986-08-27 | 1986-08-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13053486U JPS6337059U (en) | 1986-08-27 | 1986-08-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6337059U true JPS6337059U (en) | 1988-03-10 |
Family
ID=31028126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13053486U Pending JPS6337059U (en) | 1986-08-27 | 1986-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6337059U (en) |
-
1986
- 1986-08-27 JP JP13053486U patent/JPS6337059U/ja active Pending
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