JPS5425151A - Electron-emissive hot cathode - Google Patents

Electron-emissive hot cathode

Info

Publication number
JPS5425151A
JPS5425151A JP9071077A JP9071077A JPS5425151A JP S5425151 A JPS5425151 A JP S5425151A JP 9071077 A JP9071077 A JP 9071077A JP 9071077 A JP9071077 A JP 9071077A JP S5425151 A JPS5425151 A JP S5425151A
Authority
JP
Japan
Prior art keywords
emissive
electron
hot cathode
cathode
insulating substrate
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
JP9071077A
Other languages
Japanese (ja)
Other versions
JPS5816582B2 (en
Inventor
Toshio Nakanishi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP52090710A priority Critical patent/JPS5816582B2/en
Publication of JPS5425151A publication Critical patent/JPS5425151A/en
Publication of JPS5816582B2 publication Critical patent/JPS5816582B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE: To form a simplified and miniaturized cathode by burying a heater in an insulating substrate and by adhering a base metal onto the insulating substrate for the elimination of the need of the cathode cylinder of a conventional hot cathode.
COPYRIGHT: (C)1979,JPO&Japio
JP52090710A 1977-07-27 1977-07-27 electron emitting hot cathode Expired JPS5816582B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52090710A JPS5816582B2 (en) 1977-07-27 1977-07-27 electron emitting hot cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52090710A JPS5816582B2 (en) 1977-07-27 1977-07-27 electron emitting hot cathode

Publications (2)

Publication Number Publication Date
JPS5425151A true JPS5425151A (en) 1979-02-24
JPS5816582B2 JPS5816582B2 (en) 1983-03-31

Family

ID=14006077

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52090710A Expired JPS5816582B2 (en) 1977-07-27 1977-07-27 electron emitting hot cathode

Country Status (1)

Country Link
JP (1) JPS5816582B2 (en)

Also Published As

Publication number Publication date
JPS5816582B2 (en) 1983-03-31

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