FR1413363A - Cathode émissive à chauffage indirect - Google Patents

Cathode émissive à chauffage indirect

Info

Publication number
FR1413363A
FR1413363A FR992267A FR992267A FR1413363A FR 1413363 A FR1413363 A FR 1413363A FR 992267 A FR992267 A FR 992267A FR 992267 A FR992267 A FR 992267A FR 1413363 A FR1413363 A FR 1413363A
Authority
FR
France
Prior art keywords
indirectly heated
emissive cathode
emissive
cathode
indirectly
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
FR992267A
Other languages
English (en)
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.)
Varian Medical Systems Inc
Original Assignee
Eitel Mccullough Inc
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
Priority claimed from US318643A external-priority patent/US3227911A/en
Application filed by Eitel Mccullough Inc filed Critical Eitel Mccullough Inc
Priority to FR992267A priority Critical patent/FR1413363A/fr
Application granted granted Critical
Publication of FR1413363A publication Critical patent/FR1413363A/fr
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
    • H01J1/24—Insulating layer or body located between heater and emissive material
FR992267A 1963-10-24 1964-10-22 Cathode émissive à chauffage indirect Expired FR1413363A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR992267A FR1413363A (fr) 1963-10-24 1964-10-22 Cathode émissive à chauffage indirect

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US318643A US3227911A (en) 1963-10-24 1963-10-24 Indirectly heated cathodes
FR992267A FR1413363A (fr) 1963-10-24 1964-10-22 Cathode émissive à chauffage indirect

Publications (1)

Publication Number Publication Date
FR1413363A true FR1413363A (fr) 1965-10-08

Family

ID=26210702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR992267A Expired FR1413363A (fr) 1963-10-24 1964-10-22 Cathode émissive à chauffage indirect

Country Status (1)

Country Link
FR (1) FR1413363A (fr)

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