JPS58113251U - cathode ray tube device - Google Patents

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図は本考案の説明に供する電子銃の配置構成図、第
２図は本考案による陰極線管装置の一例、の正面図、第
３図はその一部を断面とする側面図、第４図はその電極
構成図、第５図はビーム補正の説明図である。 １は扁平管体、３は螢光面、４は対向電極、６はターゲ
ット電極、７は電子銃、２０はビーム補正用磁石である
。FIG. 1 is a layout and configuration diagram of an electron gun used to explain the present invention, FIG. 2 is a front view of an example of a cathode ray tube device according to the present invention, FIG. 3 is a side view with a portion thereof in cross section, and FIG. The figure is a diagram of the electrode configuration, and FIG. 5 is an explanatory diagram of beam correction. 1 is a flat tube body, 3 is a fluorescent surface, 4 is a counter electrode, 6 is a target electrode, 7 is an electron gun, and 20 is a beam correction magnet.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 陰極線管の、電子銃が収容配置されるネック管の外周に
、上記電子銃のプリフォーカス電子レンズの近傍の周囲
に対応する位置に電子ビームの通路に対し管軸方向と交
わる方向に磁界を与える磁石を配置してなる陰極線管装
置。A magnetic field is applied to the outer periphery of the neck tube of the cathode ray tube in which the electron gun is housed, in a direction that intersects with the tube axis direction with respect to the path of the electron beam, at a position corresponding to the vicinity of the prefocus electron lens of the electron gun. A cathode ray tube device consisting of magnets.