JPS5264269A - Thermally electron emitting cathode - Google Patents

Thermally electron emitting cathode

Info

Publication number
JPS5264269A
JPS5264269A JP13990275A JP13990275A JPS5264269A JP S5264269 A JPS5264269 A JP S5264269A JP 13990275 A JP13990275 A JP 13990275A JP 13990275 A JP13990275 A JP 13990275A JP S5264269 A JPS5264269 A JP S5264269A
Authority
JP
Japan
Prior art keywords
thermally
electron emitting
emitting cathode
cathode
electron
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
JP13990275A
Other languages
Japanese (ja)
Other versions
JPS5630931B2 (en
Inventor
Hideo Hiraoka
Shiyuuzou Watanabe
Masaji Ishii
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.)
Denka Co Ltd
Original Assignee
Denki Kagaku Kogyo KK
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 Denki Kagaku Kogyo KK filed Critical Denki Kagaku Kogyo KK
Priority to JP13990275A priority Critical patent/JPS5264269A/en
Publication of JPS5264269A publication Critical patent/JPS5264269A/en
Publication of JPS5630931B2 publication Critical patent/JPS5630931B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)
JP13990275A 1975-11-21 1975-11-21 Thermally electron emitting cathode Granted JPS5264269A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13990275A JPS5264269A (en) 1975-11-21 1975-11-21 Thermally electron emitting cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13990275A JPS5264269A (en) 1975-11-21 1975-11-21 Thermally electron emitting cathode

Publications (2)

Publication Number Publication Date
JPS5264269A true JPS5264269A (en) 1977-05-27
JPS5630931B2 JPS5630931B2 (en) 1981-07-17

Family

ID=15256272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13990275A Granted JPS5264269A (en) 1975-11-21 1975-11-21 Thermally electron emitting cathode

Country Status (1)

Country Link
JP (1) JPS5264269A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451460A (en) * 1977-09-30 1979-04-23 Denki Kagaku Kogyo Kk Method of producing lanthanum hexaboride hottcathode
JPS5451466A (en) * 1977-09-30 1979-04-23 Denki Kagaku Kogyo Kk Direct heated thermionic emission cathode

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5451460A (en) * 1977-09-30 1979-04-23 Denki Kagaku Kogyo Kk Method of producing lanthanum hexaboride hottcathode
JPS5451466A (en) * 1977-09-30 1979-04-23 Denki Kagaku Kogyo Kk Direct heated thermionic emission cathode
JPS5826766B2 (en) * 1977-09-30 1983-06-04 電気化学工業株式会社 Hot cathode and its manufacturing method

Also Published As

Publication number Publication date
JPS5630931B2 (en) 1981-07-17

Similar Documents

Publication Publication Date Title
IL49397A0 (en) Electron gun
GB1550890A (en) Sprayyed cathodes
JPS5293899A (en) Electron irradiator
JPS5258076A (en) Anode separater
JPS523393A (en) Xxray tube anode
GB1553367A (en) Activated cathode
JPS5357739A (en) Electron emitter
JPS5299763A (en) Electron emission source
AU499602B2 (en) Thermionic cathode
GB1557799A (en) Flat electron beam addressed device
JPS51148352A (en) Electron emission electrode
JPS536564A (en) Electron gun
NL7614122A (en) ELECTRON GUN.
GB1553902A (en) Thermionic cathodes
GB2012474B (en) Thermionic emission cathodes
JPS5333046A (en) Electron gun
GB1556405A (en) Electron beam gun
JPS5451473A (en) Thermionic emission cathode
JPS51141573A (en) Electron gun element
GB2003655B (en) Cathode for electron emission
JPS5264268A (en) Thermally electron emitting cathode structure
JPS5264269A (en) Thermally electron emitting cathode
JPS5267562A (en) Method of fabricating thermally electron emitting cathode
IL48720A0 (en) An electron beam vapor source
JPS5263784A (en) Electron beam collimater