JPS5817758U - projection cathode ray tube - Google Patents

projection cathode ray tube

Info

Publication number
JPS5817758U
JPS5817758U JP11282981U JP11282981U JPS5817758U JP S5817758 U JPS5817758 U JP S5817758U JP 11282981 U JP11282981 U JP 11282981U JP 11282981 U JP11282981 U JP 11282981U JP S5817758 U JPS5817758 U JP S5817758U
Authority
JP
Japan
Prior art keywords
ray tube
cathode ray
bulb
mirror
projection cathode
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
Application number
JP11282981U
Other languages
Japanese (ja)
Inventor
園部　正
Original Assignee
日本電気ホームエレクトロニクス株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本電気ホームエレクトロニクス株式会社 filed Critical 日本電気ホームエレクトロニクス株式会社
Priority to JP11282981U priority Critical patent/JPS5817758U/en
Publication of JPS5817758U publication Critical patent/JPS5817758U/en
Pending legal-status Critical Current

Links

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は投写形陰極線管の一例を示す部分側断面図、第
２図１ま第１図陰極線管のミラーによって生じる球面収
差を説明するミラーとターゲットの配置図、第３図は本
考案による陰極線管の要部断面図である。 ２・・・ミラ゛゛−１６・・・螢光面ターゲット、９・
・・バルブ、１２・・・取付用バンド。Fig. 1 is a partial side sectional view showing an example of a projection type cathode ray tube, Fig. 2 is a layout diagram of the mirror and target to explain the spherical aberration caused by the mirror of the cathode ray tube, and Fig. 3 is a diagram according to the present invention. FIG. 2 is a sectional view of a main part of a cathode ray tube. 2... Mira-16... Fluorescent surface target, 9.
...Valve, 12... Mounting band.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] バルブ内面に凹球面状ミラーを形成し、ミラーと対向し
て凸球面状の螢光面ターゲットを収容し、バルブ外周面
に取付用バンドを巻回し固定したものにおいて、上記取
付用バンドを凹球面状ミラ一部外周面を除くバルブ外周
部分に位置させたことを特徴とする投写形陰極線管。A concave spherical mirror is formed on the inner surface of the bulb, a convex spherical fluorescent surface target is housed opposite the mirror, and a mounting band is wound and fixed around the outer peripheral surface of the bulb. A projection type cathode ray tube characterized in that a shaped mirror is located on the outer periphery of the bulb excluding a part of the outer periphery.
JP11282981U 1981-07-27 1981-07-27 projection cathode ray tube Pending JPS5817758U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11282981U JPS5817758U (en) 1981-07-27 1981-07-27 projection cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11282981U JPS5817758U (en) 1981-07-27 1981-07-27 projection cathode ray tube

Publications (1)

Publication Number Publication Date
JPS5817758U true JPS5817758U (en) 1983-02-03

Family

ID=29907143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11282981U Pending JPS5817758U (en) 1981-07-27 1981-07-27 projection cathode ray tube

Country Status (1)

Country Link
JP (1) JPS5817758U (en)

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