JPS6048656U

JPS6048656U - fluorescent display tube

Info

Publication number: JPS6048656U
Application number: JP9099183U
Authority: JP
Inventors: 松岡　信幸
Original assignee: 鹿児島日本電気株式会社
Priority date: 1983-06-14
Filing date: 1983-06-14
Publication date: 1985-04-05

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は、裏面発光表示方式の螢光表示管の破断斜視図
、第２図は、従来の裏面発光表示方式の螢光表示管の構
造を示す部分拡大断面図。第３図は、本考案による裏面
発光表示方式の螢光表示管の構造を示す部分拡大断面図
。１・・・・・・透光性絶縁基板、２・・・・・・絶縁層
、３・・・・・・表示パターン、３２・・・・・・メツ
シュセグメント電極、３３・・・・・・螢光体、３４・
・・・・・透光性ガラスピーズ、４・・・・・・給電線
、５・・・・・・グリッド電極、６・・・・・・フィラ
メント電極、７・・・・・・カバーガラス、８・・・・
・・外部接続リード。FIG. 1 is a cutaway perspective view of a back-emitting display type fluorescent display tube, and FIG. 2 is a partially enlarged sectional view showing the structure of a conventional back-emitting display type fluorescent display tube. FIG. 3 is a partially enlarged sectional view showing the structure of a back-emitting display type fluorescent display tube according to the present invention. DESCRIPTION OF SYMBOLS 1... Translucent insulating substrate, 2... Insulating layer, 3... Display pattern, 32... Mesh segment electrode, 33... ...fluorescent material, 34.
...Translucent glass beads, 4 ... Power supply line, 5 ... Grid electrode, 6 ... Filament electrode, 7 ... Cover glass , 8...
・External connection lead.

Claims

[Scope of utility model registration request]

A display pattern is formed by coating a fluorescent substance on a translucent substrate constituting an airtight container, and electrons emitted from the filament are applied to the fluorescent substance to cause it to emit light. A fluorescent display tube in which the display is viewed from the opposite side, wherein the fluorescent material forming at least a part of the display pattern is composed of a fluorescent material containing translucent colored glass beads. display tube.