GB362272A - Improvements in or relating to thermionic valves - Google Patents

Improvements in or relating to thermionic valves

Info

Publication number
GB362272A
GB362272A GB7673/31A GB767331A GB362272A GB 362272 A GB362272 A GB 362272A GB 7673/31 A GB7673/31 A GB 7673/31A GB 767331 A GB767331 A GB 767331A GB 362272 A GB362272 A GB 362272A
Authority
GB
United Kingdom
Prior art keywords
filament
eye
march
thermionic valves
control electrode
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
GB7673/31A
Other languages
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
Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH
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, Telefunken Gesellschaft fuer Drahtlose Telegraphie mbH filed Critical Telefunken AG
Publication of GB362272A publication Critical patent/GB362272A/en
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

  • Electron Sources, Ion Sources (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Discharge Lamp (AREA)
GB7673/31A 1930-03-27 1931-03-12 Improvements in or relating to thermionic valves Expired GB362272A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB362272A true GB362272A (en) 1931-12-03

Family

ID=6304538

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7673/31A Expired GB362272A (en) 1930-03-27 1931-03-12 Improvements in or relating to thermionic valves

Country Status (6)

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

Also Published As

Publication number Publication date
AT126303B (de) 1932-01-11
DE587216C (de) 1933-10-31
BE373149A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1930-09-02
NL30034C (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1933-01-16
FR705542A (fr) 1931-06-09

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