JPH02131243U - - Google Patents

Info

Publication number
JPH02131243U
JPH02131243U JP3965489U JP3965489U JPH02131243U JP H02131243 U JPH02131243 U JP H02131243U JP 3965489 U JP3965489 U JP 3965489U JP 3965489 U JP3965489 U JP 3965489U JP H02131243 U JPH02131243 U JP H02131243U
Authority
JP
Japan
Prior art keywords
holding device
hot cathode
cathode holding
heaters
pair
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
JP3965489U
Other languages
English (en)
Other versions
JPH0747781Y2 (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 JP1989039654U priority Critical patent/JPH0747781Y2/ja
Publication of JPH02131243U publication Critical patent/JPH02131243U/ja
Application granted granted Critical
Publication of JPH0747781Y2 publication Critical patent/JPH0747781Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Electron Sources, Ion Sources (AREA)

Description

【図面の簡単な説明】
第１図は本考案の熱陰極保持装置に用いる支柱
の一実施例を示し、ａは正面図、ｂは側面図、ｃ
は底面図、第２図は従来の一例を示し、ａは正面
図、ｂは側面図、ｃは平面図、第３図は従来の他
の例を示す正面図である。 ３，３１：支柱、３１ｂ：ヒータ挟持アーム部
、３１ｃ：ヒータ挟持部、３１ｄ：塑性変形部、
５：ヒータ、６：陰極チツプ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 陰極チツプを一対のヒータを介して一対の
    支柱で挟圧保持してなる熱陰極保持装置において
    、前記支柱の前記ヒータより離れた位置に塑性変
    形部を設けたことを特徴とする熱陰極保持装置。 (2) 前記塑性変形部は、支柱の基部に設けられ
    た薄肉部よりなることを特徴とする請求項１記載
    の熱陰極保持装置。
JP1989039654U 1989-04-05 1989-04-05 熱陰極保持装置 Expired - Lifetime JPH0747781Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989039654U JPH0747781Y2 (ja) 1989-04-05 1989-04-05 熱陰極保持装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989039654U JPH0747781Y2 (ja) 1989-04-05 1989-04-05 熱陰極保持装置

Publications (2)

Publication Number Publication Date
JPH02131243U true JPH02131243U (ja) 1990-10-31
JPH0747781Y2 JPH0747781Y2 (ja) 1995-11-01

Family

ID=31548759

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989039654U Expired - Lifetime JPH0747781Y2 (ja) 1989-04-05 1989-04-05 熱陰極保持装置

Country Status (1)

Country Link
JP (1) JPH0747781Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697936A (en) * 1980-01-09 1981-08-07 Toshiba Corp Cathode structure of electron gun

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5697936A (en) * 1980-01-09 1981-08-07 Toshiba Corp Cathode structure of electron gun

Also Published As

Publication number Publication date
JPH0747781Y2 (ja) 1995-11-01

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term