FR1103262A - Improvements to thermionic cathodes - Google Patents

Improvements to thermionic cathodes

Info

Publication number
FR1103262A
FR1103262A FR1103262DA FR1103262A FR 1103262 A FR1103262 A FR 1103262A FR 1103262D A FR1103262D A FR 1103262DA FR 1103262 A FR1103262 A FR 1103262A
Authority
FR
France
Prior art keywords
thermionic cathodes
thermionic
cathodes
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
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.)
Teledyne UK Ltd
Original Assignee
English Electric Valve 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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Application granted granted Critical
Publication of FR1103262A publication Critical patent/FR1103262A/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
    • H01J1/14—Solid thermionic cathodes characterised by the material
FR1103262D 1953-07-03 1954-06-29 Improvements to thermionic cathodes Expired FR1103262A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1103262X 1953-07-03

Publications (1)

Publication Number Publication Date
FR1103262A true FR1103262A (en) 1955-11-02

Family

ID=10874241

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1103262D Expired FR1103262A (en) 1953-07-03 1954-06-29 Improvements to thermionic cathodes

Country Status (2)

Country Link
DE (1) DE1037597B (en)
FR (1) FR1103262A (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501089A (en) * 1945-11-29 1950-03-21 Martin A Pomerantz Thermionic electron emitter
US2473550A (en) * 1947-08-19 1949-06-21 Raytheon Mfg Co Directly heated cathode
US2524001A (en) * 1948-05-19 1950-09-26 Raytheon Mfg Co Compressed cathode support structure

Also Published As

Publication number Publication date
DE1037597B (en) 1958-08-28

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