CH216059A - High current cathode for transmitter tubes. - Google Patents

High current cathode for transmitter tubes.

Info

Publication number: CH216059A
Authority: CH; Switzerland
Prior art keywords: high current; current cathode; transmitter tubes; transmitter; tubes
Prior art date: 1940-12-13

Application number

Other languages

German (de)

Inventor

Cie Aktiengesellschaft Boveri

Original Assignee

Bbc Brown Boveri & Cie

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.)

1940-12-13

Filing date

1940-12-13

Publication date

1941-07-31

1940-12-13 Application filed by Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie

1941-07-31 Publication of CH216059A publication Critical patent/CH216059A/en

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
- H01J1/15—Cathodes heated directly by an electric current

CH216059D 1940-12-13 1940-12-13 High current cathode for transmitter tubes. CH216059A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH554627X		1940-12-13

Publications (1)

Publication Number	Publication Date
CH216059A true CH216059A (en)	1941-07-31

Family

ID=4519892

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH216059D CH216059A (en)	1940-12-13	1940-12-13	High current cathode for transmitter tubes.

Country Status (3)

Country	Link
CH (1)	CH216059A (en)
FR (1)	FR878229A (en)
GB (1)	GB554627A (en)

1940
- 1940-12-13 CH CH216059D patent/CH216059A/en unknown
1941
- 1941-12-05 GB GB15724/41A patent/GB554627A/en not_active Expired
- 1941-12-31 FR FR878229D patent/FR878229A/en not_active Expired

Also Published As

Publication number	Publication date
GB554627A (en)	1943-07-13
FR878229A (en)	1943-01-14

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