CH404812A - Immediately heated cathode unit for an electrical discharge tube - Google Patents

Immediately heated cathode unit for an electrical discharge tube

Info

Publication number
CH404812A
CH404812A CH1176561A CH1176561A CH404812A CH 404812 A CH404812 A CH 404812A CH 1176561 A CH1176561 A CH 1176561A CH 1176561 A CH1176561 A CH 1176561A CH 404812 A CH404812 A CH 404812A
Authority
CH
Switzerland
Prior art keywords
discharge tube
electrical discharge
cathode unit
heated cathode
immediately heated
Prior art date
Application number
CH1176561A
Other languages
German (de)
Inventor
Georg Gerlach Hans
Albert Juergens Wilhelmus
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
Publication of CH404812A publication Critical patent/CH404812A/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
    • H01J1/15—Cathodes heated directly by an electric current
    • H01J1/18—Supports; Vibration-damping arrangements
    • 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
    • H01J1/16—Cathodes heated directly by an electric current characterised by the shape
CH1176561A 1960-10-14 1961-10-11 Immediately heated cathode unit for an electrical discharge tube CH404812A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL256883 1960-10-14

Publications (1)

Publication Number Publication Date
CH404812A true CH404812A (en) 1965-12-31

Family

ID=19752630

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1176561A CH404812A (en) 1960-10-14 1961-10-11 Immediately heated cathode unit for an electrical discharge tube

Country Status (6)

Country Link
US (1) US3177393A (en)
CH (1) CH404812A (en)
DE (1) DE1165758B (en)
ES (1) ES271131A1 (en)
GB (1) GB978217A (en)
NL (1) NL113253C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251886B (en) * 1964-10-28
US3419743A (en) * 1965-12-15 1968-12-31 Rca Corp Electron tube having a tensioned cathode
JPS6053418B2 (en) * 1976-08-09 1985-11-26 株式会社日立製作所 Electron tube cathode structure

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1273630A (en) * 1918-02-20 1918-07-23 Gen Electric Electron-discharge apparatus.
DE519082C (en) * 1926-04-21 1931-02-23 Radiotechnique Soc Process for the production of electron tubes

Also Published As

Publication number Publication date
GB978217A (en) 1964-12-16
ES271131A1 (en) 1962-01-01
DE1165758B (en) 1964-03-19
NL113253C (en)
US3177393A (en) 1965-04-06

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