FR1054597A - Cathode for discharge tubes - Google Patents

Cathode for discharge tubes

Info

Publication number
FR1054597A
FR1054597A FR1054597DA FR1054597A FR 1054597 A FR1054597 A FR 1054597A FR 1054597D A FR1054597D A FR 1054597DA FR 1054597 A FR1054597 A FR 1054597A
Authority
FR
France
Prior art keywords
cathode
discharge tubes
tubes
discharge
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens AG
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 AG filed Critical Siemens and Halske AG
Application granted granted Critical
Publication of FR1054597A publication Critical patent/FR1054597A/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
    • 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
FR1054597D 1951-04-18 1952-04-17 Cathode for discharge tubes Expired FR1054597A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE309312X 1951-04-18

Publications (1)

Publication Number Publication Date
FR1054597A true FR1054597A (en) 1954-02-11

Family

ID=6121980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1054597D Expired FR1054597A (en) 1951-04-18 1952-04-17 Cathode for discharge tubes

Country Status (4)

Country Link
CH (1) CH309312A (en)
FR (1) FR1054597A (en)
GB (1) GB721612A (en)
NL (1) NL94985C (en)

Also Published As

Publication number Publication date
NL94985C (en)
GB721612A (en) 1955-01-12
CH309312A (en) 1955-08-31

Similar Documents

Publication Publication Date Title
FR1077589A (en) Cathode for discharge tube
FR1087764A (en) Discharge tube
FR1053119A (en) Arc discharge tube
FR1073208A (en) Cathode for electric discharge vessels
FR1075165A (en) Cathode for electric discharge tube
FR1074360A (en) Cathode for discharge tube
FR1079006A (en) Discharge tube
FR1054597A (en) Cathode for discharge tubes
FR1018955A (en) Microwave discharge tubes
FR943875A (en) Cathodes for electronic discharge tubes
AT174660B (en) Discharge tube
FR63189E (en) Improvements to discharge tubes
FR1065233A (en) Improvements to circuits for discharge tubes
FR1030909A (en) Hot cathode discharge tube stabilizer
FR946358A (en) New activated electrodes for discharge tubes
FR1050797A (en) Exploration circuit for cathode ray tube
FR1083528A (en) Protection circuit for cathode ray tubes
FR1074460A (en) Cathode for electrical discharge tubes
FR1072968A (en) Electronic discharge tubes
FR1063643A (en) Lampholder for luminescent tubes
FR1042898A (en) Tube fitting
FR991900A (en) Ballast for discharge tubes
FR1027127A (en) Improvements to electrodes for discharge tubes
FR1092209A (en) Discharge tube
FR1082507A (en) Double discharge tube