BE679168A - - Google Patents

Info

Publication number
BE679168A
BE679168A BE679168DA BE679168A BE 679168 A BE679168 A BE 679168A BE 679168D A BE679168D A BE 679168DA BE 679168 A BE679168 A BE 679168A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE679168A publication Critical patent/BE679168A/xx

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
    • 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
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/065—Devices for short wave tubes
BE679168D 1965-04-07 1966-04-06 BE679168A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6504397A NL6504397A (enrdf_load_html_response) 1965-04-07 1965-04-07

Publications (1)

Publication Number Publication Date
BE679168A true BE679168A (enrdf_load_html_response) 1966-10-06

Family

ID=19792862

Family Applications (1)

Application Number Title Priority Date Filing Date
BE679168D BE679168A (enrdf_load_html_response) 1965-04-07 1966-04-06

Country Status (8)

Country Link
US (1) US3402314A (enrdf_load_html_response)
AT (1) AT262459B (enrdf_load_html_response)
BE (1) BE679168A (enrdf_load_html_response)
CH (1) CH444976A (enrdf_load_html_response)
DE (1) DE1564397C3 (enrdf_load_html_response)
ES (1) ES325122A1 (enrdf_load_html_response)
GB (1) GB1100420A (enrdf_load_html_response)
NL (1) NL6504397A (enrdf_load_html_response)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648096A (en) * 1968-09-26 1972-03-07 Gen Electric Electron beam focusing bipotential cathode
DE2449796C3 (de) * 1974-10-19 1980-03-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Vorratskathode für eine gittergesteuerte Elektronenröhre und Verfahren zu ihrer Herstellung
US3967150A (en) * 1975-01-31 1976-06-29 Varian Associates Grid controlled electron source and method of making same
DE2535467C2 (de) * 1975-08-08 1985-06-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren zum Herstellen einer Kathode einer gittergesteuerten Leistungsröhre
EP0004424A1 (en) * 1978-03-23 1979-10-03 Thorn Emi-Varian Limited Thermionic cathode
US4250428A (en) * 1979-05-09 1981-02-10 The United States Of America As Represented By The Secretary Of The Army Bonded cathode and electrode structure with layered insulation, and method of manufacture
RU2314589C2 (ru) * 2005-11-07 2008-01-10 ООО "Инновационный центр при РГРТА" Газоразрядный коммутирующий прибор

Also Published As

Publication number Publication date
AT262459B (de) 1968-06-10
DE1564397A1 (de) 1970-02-12
ES325122A1 (es) 1967-01-01
NL6504397A (enrdf_load_html_response) 1966-10-10
CH444976A (de) 1967-10-15
DE1564397C3 (de) 1974-10-31
US3402314A (en) 1968-09-17
GB1100420A (en) 1968-01-24
DE1564397B2 (de) 1974-04-04

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