FR877100A - Cathode à chauffage direct destinée en particulier aux tubes à rayons cathodiques - Google Patents

Cathode à chauffage direct destinée en particulier aux tubes à rayons cathodiques

Info

Publication number
FR877100A
FR877100A FR877100DA FR877100A FR 877100 A FR877100 A FR 877100A FR 877100D A FR877100D A FR 877100DA FR 877100 A FR877100 A FR 877100A
Authority
FR
France
Prior art keywords
cathode
ray tubes
direct heating
intended
cathode ray
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.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz 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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR877100A publication Critical patent/FR877100A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/484—Eliminating deleterious effects due to thermal effects, electrical or magnetic fields; Preventing unwanted emission
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/20—Switches having at least one liquid contact operated by tilting contact-liquid container
    • H01H29/24—Switches having at least one liquid contact operated by tilting contact-liquid container wherein contact is made and broken between liquid and liquid
FR877100D 1940-11-30 1941-11-19 Cathode à chauffage direct destinée en particulier aux tubes à rayons cathodiques Expired FR877100A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE221452X 1940-11-30

Publications (1)

Publication Number Publication Date
FR877100A true FR877100A (fr) 1942-11-26

Family

ID=5840105

Family Applications (1)

Application Number Title Priority Date Filing Date
FR877100D Expired FR877100A (fr) 1940-11-30 1941-11-19 Cathode à chauffage direct destinée en particulier aux tubes à rayons cathodiques

Country Status (4)

Country Link
BE (1) BE443461A (enrdf_load_stackoverflow)
CH (2) CH221452A (enrdf_load_stackoverflow)
FR (1) FR877100A (enrdf_load_stackoverflow)
NL (1) NL58905C (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
NL58905C (enrdf_load_stackoverflow)
CH221452A (de) 1942-05-31
CH221453A (de) 1942-05-31
BE443461A (enrdf_load_stackoverflow)

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