NL49681C - - Google Patents

Info

Publication number
NL49681C
NL49681C NL49681DA NL49681C NL 49681 C NL49681 C NL 49681C NL 49681D A NL49681D A NL 49681DA NL 49681 C NL49681 C NL 49681C
Authority
NL
Netherlands
Application number
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.)
Publication of NL49681C publication Critical patent/NL49681C/xx

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
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H01J19/48—Mountings for individual electrodes
NL49681D 1937-04-19 NL49681C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1112837A GB494100A (en) 1937-04-19 1937-04-19 Improvements in or relating to thermionic valves

Publications (1)

Publication Number Publication Date
NL49681C true NL49681C (enrdf_load_stackoverflow)

Family

ID=9980545

Family Applications (1)

Application Number Title Priority Date Filing Date
NL49681D NL49681C (enrdf_load_stackoverflow) 1937-04-19

Country Status (3)

Country Link
DE (1) DE763706C (enrdf_load_stackoverflow)
GB (1) GB494100A (enrdf_load_stackoverflow)
NL (1) NL49681C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2518308A (en) * 1948-09-14 1950-08-08 Bell Telephone Labor Inc Electron discharge device unit mounting
DE1118368B (de) * 1958-04-10 1961-11-30 Siemens Edison Swan Ltd Gluehkathodenroehre, bei der eine rohrfoermige Kathode und eine diese Kathode umgebende Anode durch Glimmerscheiben gehalten sind

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT87845B (de) * 1917-01-23 1922-04-10 Siemens Ag Zwischenelektrode in Glühkathodenröhren.
AT85417B (de) * 1918-04-16 1921-09-10 Siemens Ag Spannvorrichtung für die Glühkathode von Entladungsröhren.
FR786902A (enrdf_load_stackoverflow) * 1934-05-03 1935-09-12

Also Published As

Publication number Publication date
DE763706C (de) 1953-11-09
GB494100A (en) 1938-10-19

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