JPS57119436A - Impregnated type cathode - Google Patents

Impregnated type cathode

Info

Publication number
JPS57119436A
JPS57119436A JP550181A JP550181A JPS57119436A JP S57119436 A JPS57119436 A JP S57119436A JP 550181 A JP550181 A JP 550181A JP 550181 A JP550181 A JP 550181A JP S57119436 A JPS57119436 A JP S57119436A
Authority
JP
Japan
Prior art keywords
alumina
gun
type cathode
electron
impregnated type
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
JP550181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6347100B2 (enrdf_load_stackoverflow
Inventor
Kenichi Tsujikawa
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP550181A priority Critical patent/JPS57119436A/ja
Publication of JPS57119436A publication Critical patent/JPS57119436A/ja
Publication of JPS6347100B2 publication Critical patent/JPS6347100B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/04—Cathodes

Landscapes

  • Microwave Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
JP550181A 1981-01-16 1981-01-16 Impregnated type cathode Granted JPS57119436A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP550181A JPS57119436A (en) 1981-01-16 1981-01-16 Impregnated type cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP550181A JPS57119436A (en) 1981-01-16 1981-01-16 Impregnated type cathode

Publications (2)

Publication Number Publication Date
JPS57119436A true JPS57119436A (en) 1982-07-24
JPS6347100B2 JPS6347100B2 (enrdf_load_stackoverflow) 1988-09-20

Family

ID=11612958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP550181A Granted JPS57119436A (en) 1981-01-16 1981-01-16 Impregnated type cathode

Country Status (1)

Country Link
JP (1) JPS57119436A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61142626A (ja) * 1984-12-14 1986-06-30 Toshiba Corp 含浸形陰極の製造方法
US4698546A (en) * 1983-12-20 1987-10-06 English Electric Valve Company Limited Apparatus for forming electron beams
JP2009026653A (ja) * 2007-07-20 2009-02-05 Mitsubishi Electric Corp Ｘ線発生装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4698546A (en) * 1983-12-20 1987-10-06 English Electric Valve Company Limited Apparatus for forming electron beams
JPS61142626A (ja) * 1984-12-14 1986-06-30 Toshiba Corp 含浸形陰極の製造方法
JP2009026653A (ja) * 2007-07-20 2009-02-05 Mitsubishi Electric Corp Ｘ線発生装置

Also Published As

Publication number Publication date
JPS6347100B2 (enrdf_load_stackoverflow) 1988-09-20

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