FR893473A - Cathode corona electric tube - Google Patents

Cathode corona electric tube

Info

Publication number
FR893473A
FR893473A FR893473DA FR893473A FR 893473 A FR893473 A FR 893473A FR 893473D A FR893473D A FR 893473DA FR 893473 A FR893473 A FR 893473A
Authority
FR
France
Prior art keywords
electric tube
corona electric
cathode corona
cathode
tube
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
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen 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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Application granted granted Critical
Publication of FR893473A publication Critical patent/FR893473A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/40—Cold-cathode tubes with one cathode and one anode, e.g. glow tubes, tuning-indicator glow tubes, voltage-stabiliser tubes, voltage-indicator tubes
    • 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
    • H01J19/70—Means for obtaining or maintaining the vacuum, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0067—Electrode assembly without control electrodes, e.g. including a screen
FR893473D 1942-04-25 1943-04-12 Cathode corona electric tube Expired FR893473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE893473X 1942-04-25

Publications (1)

Publication Number Publication Date
FR893473A true FR893473A (en) 1944-07-28

Family

ID=6846766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR893473D Expired FR893473A (en) 1942-04-25 1943-04-12 Cathode corona electric tube

Country Status (1)

Country Link
FR (1) FR893473A (en)

Similar Documents

Publication Publication Date Title
FR938859A (en) Improvements to electric discharge tubes
FR966786A (en) Electric discharge lamp
FR891542A (en) Electronic tube multivibrator electrical assembly
FR883881A (en) Electric gauge
FR896945A (en) Electric drill
FR895292A (en) Electric discharge tube
FR904307A (en) Electric discharge tube
FR906861A (en) Electric discharge tube
FR894533A (en) Electric capacitor
FR879105A (en) Improvements made to electric discharge tubes
FR892387A (en) Electric discharge tube
FR894320A (en) Electric discharge tube
FR899734A (en) Electric discharge tube
FR895530A (en) Electric discharge tube
FR898093A (en) Electric discharge tube
FR895531A (en) Gas-filled electric discharge tubes
FR888193A (en) Electric switch
FR897434A (en) Electric switch
FR915556A (en) Electric discharge tube
FR52668E (en) Electric boiler
FR977522A (en) Electric razor
FR903187A (en) Improvements to electric discharge tubes
FR892539A (en) Multiple combination electrical contactor
FR976115A (en) Fixed electric capacitor
FR894409A (en) High voltage electric capacitor