FR1424174A - Cathode à surface émissive frontale - Google Patents

Cathode à surface émissive frontale

Info

Publication number
FR1424174A
FR1424174A FR4736A FR4736A FR1424174A FR 1424174 A FR1424174 A FR 1424174A FR 4736 A FR4736 A FR 4736A FR 4736 A FR4736 A FR 4736A FR 1424174 A FR1424174 A FR 1424174A
Authority
FR
France
Prior art keywords
frontal
emissive surface
surface cathode
cathode
emissive
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
FR4736A
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.)
Siemens and Halske AG
Siemens Corp
Original Assignee
Siemens and Halske AG
Siemens Corp
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 Siemens and Halske AG, Siemens Corp filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR1424174A publication Critical patent/FR1424174A/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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
FR4736A 1964-02-14 1965-02-08 Cathode à surface émissive frontale Expired FR1424174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964S0089503 DE1279205B (de) 1964-02-14 1964-02-14 Kathode mit stirnseitiger Emissionsflaeche

Publications (1)

Publication Number Publication Date
FR1424174A true FR1424174A (fr) 1966-01-07

Family

ID=7515159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR4736A Expired FR1424174A (fr) 1964-02-14 1965-02-08 Cathode à surface émissive frontale

Country Status (3)

Country Link
DE (1) DE1279205B (fr)
FR (1) FR1424174A (fr)
GB (1) GB1033443A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1614642B2 (de) * 1967-02-22 1971-10-07 Siemens AG, 1000 Berlin u 8000 München Vorratskathode insbesondere mk kathode

Also Published As

Publication number Publication date
GB1033443A (en) 1966-06-22
DE1279205B (de) 1968-10-03

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