DE587216C - Klingfreie Gluehkathode fuer Elektronenroehren - Google Patents

Klingfreie Gluehkathode fuer Elektronenroehren

Info

Publication number
DE587216C
DE587216C DE1930587216D DE587216DA DE587216C DE 587216 C DE587216 C DE 587216C DE 1930587216 D DE1930587216 D DE 1930587216D DE 587216D A DE587216D A DE 587216DA DE 587216 C DE587216 C DE 587216C
Authority
DE
Germany
Prior art keywords
blade
electron tubes
glow cathode
knotted
filament
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE1930587216D
Other languages
German (de)
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefunken AG
Original Assignee
Telefunken AG
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 Telefunken AG filed Critical Telefunken AG
Application granted granted Critical
Publication of DE587216C publication Critical patent/DE587216C/de
Expired legal-status Critical Current

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
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/16—Tubes with a single discharge path having electrostatic control means only with external electrostatic control means and with or without internal control electrodes

Landscapes

  • Discharge Lamp (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
DE1930587216D 1930-03-27 1930-03-27 Klingfreie Gluehkathode fuer Elektronenroehren Expired DE587216C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7607331 1930-03-27

Publications (1)

Publication Number Publication Date
DE587216C true DE587216C (de) 1933-10-31

Family

ID=6304538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1930587216D Expired DE587216C (de) 1930-03-27 1930-03-27 Klingfreie Gluehkathode fuer Elektronenroehren

Country Status (6)

Country Link
AT (1) AT126303B (OSRAM)
BE (1) BE373149A (OSRAM)
DE (1) DE587216C (OSRAM)
FR (1) FR705542A (OSRAM)
GB (1) GB362272A (OSRAM)
NL (1) NL30034C (OSRAM)

Also Published As

Publication number Publication date
AT126303B (de) 1932-01-11
NL30034C (OSRAM) 1933-01-16
GB362272A (en) 1931-12-03
BE373149A (OSRAM) 1930-09-02
FR705542A (fr) 1931-06-09

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