FR801403A - éléments chauffants pour cathodes tubulaires chauffées indirectement - Google Patents

éléments chauffants pour cathodes tubulaires chauffées indirectement

Info

Publication number
FR801403A
FR801403A FR801403DA FR801403A FR 801403 A FR801403 A FR 801403A FR 801403D A FR801403D A FR 801403DA FR 801403 A FR801403 A FR 801403A
Authority
FR
France
Prior art keywords
heating elements
indirectly heated
heated tubular
tubular cathodes
cathodes
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
Other languages
English (en)
French (fr)
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.)
MO Valve Co Ltd
Original Assignee
MO Valve Co Ltd
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 MO Valve Co Ltd filed Critical MO Valve Co Ltd
Application granted granted Critical
Publication of FR801403A publication Critical patent/FR801403A/fr
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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/22—Heaters
FR801403D 1935-02-26 1936-01-29 éléments chauffants pour cathodes tubulaires chauffées indirectement Expired FR801403A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB613935A GB452054A (en) 1935-02-26 1935-02-26 Improvements in and relating to heater elements for indirectly heated thermionic cathodes

Publications (1)

Publication Number Publication Date
FR801403A true FR801403A (fr) 1936-08-04

Family

ID=9809130

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801403D Expired FR801403A (fr) 1935-02-26 1936-01-29 éléments chauffants pour cathodes tubulaires chauffées indirectement

Country Status (3)

Country Link
BE (1) BE413564A (enrdf_load_stackoverflow)
FR (1) FR801403A (enrdf_load_stackoverflow)
GB (1) GB452054A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB452054A (en) 1936-08-17
BE413564A (enrdf_load_stackoverflow)

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