AT278183B - Indirectly heatable cathode and method for producing such a cathode - Google Patents

Indirectly heatable cathode and method for producing such a cathode

Info

Publication number
AT278183B
AT278183B AT1151067A AT1151067A AT278183B AT 278183 B AT278183 B AT 278183B AT 1151067 A AT1151067 A AT 1151067A AT 1151067 A AT1151067 A AT 1151067A AT 278183 B AT278183 B AT 278183B
Authority
AT
Austria
Prior art keywords
cathode
producing
indirectly heatable
indirectly
heatable
Prior art date
Application number
AT1151067A
Other languages
German (de)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT278183B publication Critical patent/AT278183B/en

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
    • H01J1/22—Heaters
    • 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
AT1151067A 1966-12-23 1967-12-20 Indirectly heatable cathode and method for producing such a cathode AT278183B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6618058A NL157743B (en) 1966-12-23 1966-12-23 INDIRECTLY HEATED CATHODE.

Publications (1)

Publication Number Publication Date
AT278183B true AT278183B (en) 1970-01-26

Family

ID=19798531

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1151067A AT278183B (en) 1966-12-23 1967-12-20 Indirectly heatable cathode and method for producing such a cathode

Country Status (9)

Country Link
AT (1) AT278183B (en)
BE (1) BE708387A (en)
CH (1) CH469346A (en)
DK (1) DK118414B (en)
ES (1) ES364237A1 (en)
FR (1) FR1549006A (en)
GB (1) GB1188668A (en)
NL (1) NL157743B (en)
NO (1) NO121225B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5118983A (en) * 1989-03-24 1992-06-02 Mitsubishi Denki Kabushiki Kaisha Thermionic electron source
DE4026301A1 (en) * 1990-08-20 1992-02-27 Siemens Ag ELECTRON EMITTER OF A X-RAY TUBE

Also Published As

Publication number Publication date
DE1614295A1 (en) 1970-08-20
NL6618058A (en) 1968-06-24
FR1549006A (en) 1968-12-06
GB1188668A (en) 1970-04-22
DK118414B (en) 1970-08-17
BE708387A (en) 1968-06-21
ES364237A1 (en) 1971-02-16
DE1614295B2 (en) 1976-02-12
NO121225B (en) 1971-02-01
CH469346A (en) 1969-02-28
NL157743B (en) 1978-08-15

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