BE710828A - - Google Patents

Info

Publication number
BE710828A
BE710828A BE710828DA BE710828A BE 710828 A BE710828 A BE 710828A BE 710828D A BE710828D A BE 710828DA BE 710828 A BE710828 A BE 710828A
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 BE710828A publication Critical patent/BE710828A/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
    • H01J1/24—Insulating layer or body located between heater and emissive 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
    • H01J1/26—Supports for the emissive material
BE710828D 1967-02-17 1968-02-15 BE710828A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL676702376A NL153018B (nl) 1967-02-17 1967-02-17 Indirect verhitte kathode.

Publications (1)

Publication Number Publication Date
BE710828A true BE710828A (enrdf_load_html_response) 1968-08-16

Family

ID=19799315

Family Applications (1)

Application Number Title Priority Date Filing Date
BE710828D BE710828A (enrdf_load_html_response) 1967-02-17 1968-02-15

Country Status (8)

Country Link
US (1) US3553521A (enrdf_load_html_response)
AT (1) AT276576B (enrdf_load_html_response)
BE (1) BE710828A (enrdf_load_html_response)
CH (1) CH468713A (enrdf_load_html_response)
ES (1) ES350511A1 (enrdf_load_html_response)
FR (1) FR1553520A (enrdf_load_html_response)
GB (1) GB1150409A (enrdf_load_html_response)
NL (1) NL153018B (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3883767A (en) * 1974-02-08 1975-05-13 Gte Sylvania Inc Heater for fast warmup cathode
US3881126A (en) * 1974-03-06 1975-04-29 Gte Sylvania Inc Fast warm-up cathode assembly
JPS6023454B2 (ja) * 1978-11-29 1985-06-07 株式会社日立製作所 電子管陰極
DE3029853C2 (de) * 1980-08-07 1982-08-26 Standard Elektrik Lorenz Ag, 7000 Stuttgart Indirekt durch Elektronenstoß geheizte Wehneltkathode
NL8304401A (nl) * 1983-12-22 1985-07-16 Philips Nv Oxydkathode.

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733378A (en) * 1956-01-31 Thermionic cathodes for electronic discharge devices
US1719988A (en) * 1923-01-26 1929-07-09 Westinghouse Lamp Co Electron device and the like adapted for alternating current
US2878410A (en) * 1954-11-09 1959-03-17 Gen Electric Electronic tube structure
GB937391A (en) * 1962-02-14 1963-09-18 Mullard Ltd Cold-cathode glow-discharge tubes
US3268305A (en) * 1964-08-17 1966-08-23 Sylvania Electric Prod Composite wire
US3401297A (en) * 1965-08-23 1968-09-10 Varian Associates Thermionic cathodes for electron discharge devices with improved refractory metal heater wires

Also Published As

Publication number Publication date
US3553521A (en) 1971-01-05
GB1150409A (en) 1969-04-30
DE1639341B2 (de) 1976-02-12
NL153018B (nl) 1977-04-15
ES350511A1 (es) 1969-05-16
NL6702376A (enrdf_load_html_response) 1968-08-19
CH468713A (de) 1969-02-15
AT276576B (de) 1969-11-25
DE1639341A1 (de) 1971-04-08
FR1553520A (enrdf_load_html_response) 1969-01-10

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