JPS59146854U

JPS59146854U - color picture tube

Info

Publication number: JPS59146854U
Application number: JP4059683U
Authority: JP
Inventors: 酒井　衛
Original assignee: 株式会社東芝
Priority date: 1983-03-23
Filing date: 1983-03-23
Publication date: 1984-10-01

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

[Brief explanation of the drawing]

第１図乃至第３図は従来のカラー受像管の一例を示す図
であり、第１図は説明断面図、第２図はマスクフレーム
とシャドウマスクとの関係を示す要部説明図、第３図は
溶接による有効部の変形の一例を示す説明図、第４図及
び第５図は本考案のカラー受像管の一実施例を示す図で
あり、第４図は説明用断面図、第５図はマスクフレーム
とシャドウマスクとの関係を示す要部説明図である。１．２１・・・螢光面、２．２２・・・パネル、２１゜
２２１・・・側壁部、３．２３・・・ファンネル、４゜
２４・・・ネック、５．２５・・・電子銃、６．２６・
・・シャドウマスク、ｆｈ、２６□・・・有効部、６ｇ
、２６□・・・スカートｉ、７．２７・・・マスクフレ
ーム、７ａ。２７ａ・・・外側壁、８．２８・・・パネルピン、９゜
２９・・・シャドウマスク支持体、１０．３０・・・電
子ビーム。第３図第４図1 to 3 are views showing an example of a conventional color picture tube, in which FIG. 1 is an explanatory sectional view, FIG. 2 is an explanatory view of main parts showing the relationship between a mask frame and a shadow mask, and FIG. The figure is an explanatory view showing an example of deformation of the effective part by welding, and Figs. 4 and 5 are views showing an embodiment of the color picture tube of the present invention. Fig. 4 is an explanatory cross-sectional view, and Fig. The figure is a main part explanatory diagram showing the relationship between a mask frame and a shadow mask. 1.21... Fluorescent surface, 2.22... Panel, 21°221... Side wall part, 3.23... Funnel, 4°24... Neck, 5.25... Electronic gun, 6.26・
・・Shadow mask, fh, 26□・・Effective part, 6g
, 26□...Skirt i, 7.27...Mask frame, 7a. 27a...Outside wall, 8.28...Panel pin, 9°29...Shadow mask support, 10.30...Electron beam. Figure 3 Figure 4

Claims

[Scope of utility model registration request]

A phosphor layer consisting of a phosphor layer that emits red, green, and blue light is formed on the inner surface of the panel. a shadow mask having an effective part formed with an electron beam passage hole and a skirt part bent approximately in the tube axis direction at the local edge of the effective part; a mask frame holding the skirt part on an outer wall; In a color picture tube comprising a shadow mask support for locking the mask frame and a panel heel implanted on the inner surface of the side wall of the panel, the outer wall of the mask frame, particularly the skirt portion, A color picture tube characterized in that a holding portion is formed in a shape along the mask skirt portion so as not to cause distortion or deformation of the skirt portion and the effective portion.