JPS52130273A - Electron tube cathode - Google Patents

Electron tube cathode

Info

Publication number
JPS52130273A
JPS52130273A JP4655176A JP4655176A JPS52130273A JP S52130273 A JPS52130273 A JP S52130273A JP 4655176 A JP4655176 A JP 4655176A JP 4655176 A JP4655176 A JP 4655176A JP S52130273 A JPS52130273 A JP S52130273A
Authority
JP
Japan
Prior art keywords
electron tube
tube cathode
cathode
dissipasion
enable
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.)
Pending
Application number
JP4655176A
Other languages
Japanese (ja)
Inventor
Tomokatsu Oguro
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4655176A priority Critical patent/JPS52130273A/en
Publication of JPS52130273A publication Critical patent/JPS52130273A/en
Pending legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE: To enable the cathode with high reliability, by forming the electron tube cathode filament with a plural number of resistor heat dissipasion elements.
COPYRIGHT: (C)1977,JPO&Japio
JP4655176A 1976-04-26 1976-04-26 Electron tube cathode Pending JPS52130273A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4655176A JPS52130273A (en) 1976-04-26 1976-04-26 Electron tube cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4655176A JPS52130273A (en) 1976-04-26 1976-04-26 Electron tube cathode

Publications (1)

Publication Number Publication Date
JPS52130273A true JPS52130273A (en) 1977-11-01

Family

ID=12750446

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4655176A Pending JPS52130273A (en) 1976-04-26 1976-04-26 Electron tube cathode

Country Status (1)

Country Link
JP (1) JPS52130273A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4886995A (en) * 1985-09-04 1989-12-12 Hitachi, Ltd. Heater for indirectly-heated cathode
CN101944468A (en) * 2010-09-28 2011-01-12 朱惠冲 Multi-element high temperature-resistant shock-resistant magnetron cathode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4886995A (en) * 1985-09-04 1989-12-12 Hitachi, Ltd. Heater for indirectly-heated cathode
CN101944468A (en) * 2010-09-28 2011-01-12 朱惠冲 Multi-element high temperature-resistant shock-resistant magnetron cathode

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