FR1315509A - Improvements to cathode heating filaments - Google Patents

Improvements to cathode heating filaments

Info

Publication number
FR1315509A
FR1315509A FR888579A FR888579A FR1315509A FR 1315509 A FR1315509 A FR 1315509A FR 888579 A FR888579 A FR 888579A FR 888579 A FR888579 A FR 888579A FR 1315509 A FR1315509 A FR 1315509A
Authority
FR
France
Prior art keywords
heating filaments
cathode heating
filaments
cathode
heating
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.)
Expired
Application number
FR888579A
Other languages
French (fr)
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries 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 Associated Electrical Industries Ltd filed Critical Associated Electrical Industries Ltd
Priority to FR888579A priority Critical patent/FR1315509A/en
Application granted granted Critical
Publication of FR1315509A publication Critical patent/FR1315509A/en
Expired 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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/22—Heaters
FR888579A 1962-02-20 1962-02-20 Improvements to cathode heating filaments Expired FR1315509A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR888579A FR1315509A (en) 1962-02-20 1962-02-20 Improvements to cathode heating filaments

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR888579A FR1315509A (en) 1962-02-20 1962-02-20 Improvements to cathode heating filaments

Publications (1)

Publication Number Publication Date
FR1315509A true FR1315509A (en) 1963-01-18

Family

ID=8773071

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888579A Expired FR1315509A (en) 1962-02-20 1962-02-20 Improvements to cathode heating filaments

Country Status (1)

Country Link
FR (1) FR1315509A (en)

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