JPS56160739A - Cathode for electronic tube - Google Patents

Cathode for electronic tube

Info

Publication number
JPS56160739A
JPS56160739A JP5380281A JP5380281A JPS56160739A JP S56160739 A JPS56160739 A JP S56160739A JP 5380281 A JP5380281 A JP 5380281A JP 5380281 A JP5380281 A JP 5380281A JP S56160739 A JPS56160739 A JP S56160739A
Authority
JP
Japan
Prior art keywords
cathode
electronic tube
electronic
tube
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
JP5380281A
Other languages
English (en)
Japanese (ja)
Inventor
Rerusumatsuheru Berunharuto
Zaifueruto Horusuto
Buiruherumusu Antoniu Yohanesu
Yohanesu Aruberuta F Antoniusu
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of JPS56160739A publication Critical patent/JPS56160739A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current

Landscapes

  • Solid Thermionic Cathode (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Resistance Heating (AREA)
JP5380281A 1980-04-14 1981-04-11 Cathode for electronic tube Pending JPS56160739A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803014216 DE3014216A1 (de) 1980-04-14 1980-04-14 Gluehkathode fuer eine elektronenroehre

Publications (1)

Publication Number Publication Date
JPS56160739A true JPS56160739A (en) 1981-12-10

Family

ID=6099920

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5380281A Pending JPS56160739A (en) 1980-04-14 1981-04-11 Cathode for electronic tube

Country Status (5)

Country Link
JP (1) JPS56160739A (enrdf_load_stackoverflow)
DE (1) DE3014216A1 (enrdf_load_stackoverflow)
FR (1) FR2480496A1 (enrdf_load_stackoverflow)
GB (1) GB2074370B (enrdf_load_stackoverflow)
NL (1) NL8101750A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8611967D0 (en) * 1986-05-16 1986-10-29 English Electric Valve Co Ltd Directly heated cathodes
JP3762871B2 (ja) * 2001-03-02 2006-04-05 双葉電子工業株式会社 電子管
JP3655281B2 (ja) 2002-12-19 2005-06-02 双葉電子工業株式会社 蛍光発光管
JP2004241159A (ja) 2003-02-03 2004-08-26 Futaba Corp 蛍光発光管

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH174449A (de) * 1934-02-02 1935-01-15 Bbc Brown Boveri & Cie Glühkathode für Entladungsapparate.
GB482471A (en) * 1936-12-10 1938-03-30 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in heating elements for thermionic cathodes
US3195003A (en) * 1962-11-16 1965-07-13 Westinghouse Electric Corp Electron discharge device
DE1293909B (de) * 1965-11-16 1969-04-30 Philips Patentverwaltung Gluehkathode fuer eine elektrische Entladungsroehre mit einer Waermefalle
DE2732960C2 (de) * 1977-07-21 1982-04-01 Philips Patentverwaltung Gmbh, 2000 Hamburg Glühkathode und Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
FR2480496A1 (fr) 1981-10-16
NL8101750A (nl) 1981-11-02
GB2074370B (en) 1984-03-14
DE3014216A1 (de) 1981-10-15
FR2480496B1 (enrdf_load_stackoverflow) 1984-03-23
GB2074370A (en) 1981-10-28

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