CH295826A - Cathode émettrice d'élctrons. - Google Patents

Cathode émettrice d'élctrons.

Info

Publication number
CH295826A
CH295826A CH295826DA CH295826A CH 295826 A CH295826 A CH 295826A CH 295826D A CH295826D A CH 295826DA CH 295826 A CH295826 A CH 295826A
Authority
CH
Switzerland
Prior art keywords
electron
emitting cathode
cathode
emitting
Prior art date
Application number
Other languages
English (en)
Inventor
Limited English Electr Company
Original Assignee
English Electric Valve Co Ltd
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 English Electric Valve Co Ltd filed Critical English Electric Valve Co Ltd
Publication of CH295826A publication Critical patent/CH295826A/fr

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00Details 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
    • H01J1/02Main electrodes
    • H01J1/13Solid thermionic cathodes
    • H01J1/20Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28Dispenser-type cathodes, e.g. L-cathode
CH295826D 1951-01-08 1951-12-20 Cathode émettrice d'élctrons. CH295826A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB295826X 1951-01-08
GB261051X 1951-10-26

Publications (1)

Publication Number Publication Date
CH295826A true CH295826A (fr) 1954-01-15

Family

ID=26258087

Family Applications (1)

Application Number Title Priority Date Filing Date
CH295826D CH295826A (fr) 1951-01-08 1951-12-20 Cathode émettrice d'élctrons.

Country Status (2)

Country Link
CH (1) CH295826A (fr)
FR (1) FR1050519A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0798758A1 (fr) * 1996-03-28 1997-10-01 THOMSON TUBES & DISPLAYS S.A. Procédé de fabrication d'une cathode imprégnée pour tube à rayons cathodiques

Also Published As

Publication number Publication date
FR1050519A (fr) 1954-01-08

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