JPS51126030A - Tip process for thermion radiation cathodes - Google Patents

Tip process for thermion radiation cathodes

Info

Publication number
JPS51126030A
JPS51126030A JP5013575A JP5013575A JPS51126030A JP S51126030 A JPS51126030 A JP S51126030A JP 5013575 A JP5013575 A JP 5013575A JP 5013575 A JP5013575 A JP 5013575A JP S51126030 A JPS51126030 A JP S51126030A
Authority
JP
Japan
Prior art keywords
thermion
cathodes
radiation
tip process
tip
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
JP5013575A
Other languages
English (en)
Other versions
JPS5633818B2 (ja
Inventor
Takao Tanaka
Kenji Uchida
Hidenori Sakauchi
Ryuichi Shimizu
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.)
National Institute for Research in Inorganic Material
Original Assignee
National Institute for Research in Inorganic Material
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 National Institute for Research in Inorganic Material filed Critical National Institute for Research in Inorganic Material
Priority to JP5013575A priority Critical patent/JPS51126030A/ja
Priority to US05/675,963 priority patent/US4055780A/en
Publication of JPS51126030A publication Critical patent/JPS51126030A/ja
Publication of JPS5633818B2 publication Critical patent/JPS5633818B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electron Sources, Ion Sources (AREA)
JP5013575A 1975-04-10 1975-04-24 Tip process for thermion radiation cathodes Granted JPS51126030A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5013575A JPS51126030A (en) 1975-04-24 1975-04-24 Tip process for thermion radiation cathodes
US05/675,963 US4055780A (en) 1975-04-10 1976-04-12 Thermionic emission cathode having a tip of a single crystal of lanthanum hexaboride

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5013575A JPS51126030A (en) 1975-04-24 1975-04-24 Tip process for thermion radiation cathodes

Publications (2)

Publication Number Publication Date
JPS51126030A true JPS51126030A (en) 1976-11-02
JPS5633818B2 JPS5633818B2 (ja) 1981-08-06

Family

ID=12850690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5013575A Granted JPS51126030A (en) 1975-04-10 1975-04-24 Tip process for thermion radiation cathodes

Country Status (1)

Country Link
JP (1) JPS51126030A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650028A (en) * 1979-09-05 1981-05-07 Denki Kagaku Kogyo Kk Hot cathode chip
JPS5760639A (en) * 1980-09-26 1982-04-12 Denki Kagaku Kogyo Kk Heat megative electrode consisting of single crystal of hexaboromide

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56169406A (en) * 1980-05-31 1981-12-26 Sony Corp Level adjuster
JPS5819009A (ja) * 1981-07-24 1983-02-03 Arupain Kk 電子ボリウム装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711908A (en) * 1970-08-27 1973-01-23 Ibm Method for forming small diameter tips on sintered material cathodes

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3711908A (en) * 1970-08-27 1973-01-23 Ibm Method for forming small diameter tips on sintered material cathodes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650028A (en) * 1979-09-05 1981-05-07 Denki Kagaku Kogyo Kk Hot cathode chip
JPS613057B2 (ja) * 1979-09-05 1986-01-29 Denki Kagaku Kogyo Kk
JPS5760639A (en) * 1980-09-26 1982-04-12 Denki Kagaku Kogyo Kk Heat megative electrode consisting of single crystal of hexaboromide

Also Published As

Publication number Publication date
JPS5633818B2 (ja) 1981-08-06

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