JPH0474841U - - Google Patents

Info

Publication number
JPH0474841U
JPH0474841U JP11730990U JP11730990U JPH0474841U JP H0474841 U JPH0474841 U JP H0474841U JP 11730990 U JP11730990 U JP 11730990U JP 11730990 U JP11730990 U JP 11730990U JP H0474841 U JPH0474841 U JP H0474841U
Authority
JP
Japan
Prior art keywords
exhaust hole
glass
display tube
fluorescent display
melting point
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.)
Granted
Application number
JP11730990U
Other languages
English (en)
Other versions
JP2549718Y2 (ja
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 filed Critical
Priority to JP1990117309U priority Critical patent/JP2549718Y2/ja
Publication of JPH0474841U publication Critical patent/JPH0474841U/ja
Application granted granted Critical
Publication of JP2549718Y2 publication Critical patent/JP2549718Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related 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)

Description

【図面の簡単な説明】
第1図は本考案の第1の実施例の排気孔と蓋部
材の断面図、第2図は本考案の第2の実施例の排
気孔と蓋部材の断面図、第3図は本考案の第3の
実施例の排気孔と蓋部材の断面図、第4図は本考
案の第4の実施例の排気孔と蓋部材の断面図、第
5図は従来の蛍光表示管の排気孔と蓋部材の一例
の断面図、第6図はフイラメント温度と陽極電流
の関係を示す特性図である。 1,11,21,31,41……排気孔、2…
…蓋部材、3……低融点ガラス、4……表示管内
面、5……表示管外面。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 陽極、フイラメント、グリツドを含む電極
    と第電極のそれぞれに接続する配線とを有する基
    板ガラスと、表示面ガラスとを低融点ガラスにて
    封着し形成されたガラス製気密容器の一部に排気
    孔を配設し該排気孔を蓋部材により低融点ガラス
    にて封止し前記ガラス製気密容器を真空に保持す
    る蛍光表示管において、前記排気孔が前記ガラス
    製気密容器の前記排気孔が配設された壁面に対し
    直角を除く面を含んで穿孔されたことを特徴とす
    る蛍光表示管。 (2) 前記排気孔が屈曲した形状で穿孔されたこ
    とを特徴とする請求項1記載の蛍光表示管。 (3) 前記排気孔が配設された壁面に対し斜めに
    、且つ、直線的に穿孔されたことを特徴とする請
    求項1記載の蛍光表示管。
JP1990117309U 1990-11-08 1990-11-08 蛍光表示管 Expired - Fee Related JP2549718Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990117309U JP2549718Y2 (ja) 1990-11-08 1990-11-08 蛍光表示管

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990117309U JP2549718Y2 (ja) 1990-11-08 1990-11-08 蛍光表示管

Publications (2)

Publication Number Publication Date
JPH0474841U true JPH0474841U (ja) 1992-06-30
JP2549718Y2 JP2549718Y2 (ja) 1997-09-30

Family

ID=31865202

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990117309U Expired - Fee Related JP2549718Y2 (ja) 1990-11-08 1990-11-08 蛍光表示管

Country Status (1)

Country Link
JP (1) JP2549718Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383457B1 (ko) * 1996-05-30 2003-07-18 오리온전기 주식회사 평판표시소자의밀봉방법과배기밀봉장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01155644U (ja) * 1988-04-19 1989-10-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01155644U (ja) * 1988-04-19 1989-10-25

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100383457B1 (ko) * 1996-05-30 2003-07-18 오리온전기 주식회사 평판표시소자의밀봉방법과배기밀봉장치

Also Published As

Publication number Publication date
JP2549718Y2 (ja) 1997-09-30

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees