FR778480A - Improvements to thermionic cathode supports - Google Patents

Improvements to thermionic cathode supports

Info

Publication number
FR778480A
FR778480A FR778480DA FR778480A FR 778480 A FR778480 A FR 778480A FR 778480D A FR778480D A FR 778480DA FR 778480 A FR778480 A FR 778480A
Authority
FR
France
Prior art keywords
thermionic cathode
cathode supports
supports
thermionic
cathode
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR778480A publication Critical patent/FR778480A/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
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
FR778480D 1933-09-14 1934-09-14 Improvements to thermionic cathode supports Expired FR778480A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2549833A GB424593A (en) 1933-09-14 1933-09-14 Improvements in supporting members for thermionic filament cathodes

Publications (1)

Publication Number Publication Date
FR778480A true FR778480A (en) 1935-03-16

Family

ID=10228658

Family Applications (1)

Application Number Title Priority Date Filing Date
FR778480D Expired FR778480A (en) 1933-09-14 1934-09-14 Improvements to thermionic cathode supports

Country Status (2)

Country Link
FR (1) FR778480A (en)
GB (1) GB424593A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2341524B1 (en) 2006-05-11 2014-07-02 Philips Intellectual Property & Standards GmbH Emitter design including emergency operation mode in case of emitter-damage for medical x-ray application

Also Published As

Publication number Publication date
GB424593A (en) 1935-02-25

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