JPS6142052U

JPS6142052U - color picture tube

Info

Publication number: JPS6142052U
Application number: JP10126685U
Authority: JP
Inventors: 彰長谷川; 一哉対馬; 正命秋山; 樹久明高橋; 三千夫中村
Original assignee: 株式会社東芝
Priority date: 1985-07-04
Filing date: 1985-07-04
Publication date: 1986-03-18

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】第１図及び第２図は従来のカラー受像管を示す断面図、
第３図は第２図のカラー受像管の一部切欠斜視図、第４
図は第３図のカラー受像管の各軸の断面図、第５図は本
煮案の一実施例に係るカラー受嫌管を示す一部切欠斜視
図、第６図は第５図のカラー受像管の各軸の断面図、第
７図は内部磁気遮蔽板の開口部寸法とランデイングバラ
ッキとの関係を示す特性曲線図である。１３・＝・シャドウマスク、１４・・・フレーム、１５
−・・・内部磁気遮蔽板、１５，１５。・・・遮蔽単板、１６・・・窓。[Brief Description of the Drawings] Figures 1 and 2 are cross-sectional views showing a conventional color picture tube;
Figure 3 is a partially cutaway perspective view of the color picture tube in Figure 2;
The figure is a sectional view of each axis of the color picture tube in Figure 3, Figure 5 is a partially cutaway perspective view showing a color picture tube according to an embodiment of the main cooking plan, and Figure 6 is a color picture tube in Figure 5. FIG. 7, which is a sectional view of each axis of the picture tube, is a characteristic curve diagram showing the relationship between the opening size of the internal magnetic shielding plate and the landing barrack. 13 = Shadow mask, 14... Frame, 15
--- Internal magnetic shielding plate, 15, 15. ...shielding veneer, 16...window.

Claims

[Scope of utility model registration request]

A funnel-shaped funnel part is connected to the neck part having the electron gun, a panel having a phosphor screen on the inner surface is joined to the large-diameter opening end of the funnel part, and a shadow is placed on the inside of this panel at a predetermined distance from the phosphor screen. A color picture tube has a mask disposed and supported by a frame, and an internal magnetic shielding plate is fixed to the frame. A color picture tube characterized by having a shape that follows the electron gun side or the inner wall of the funnel.