FR894443A - Process for the manufacture of vacuum tubes, in particular electron tubes - Google Patents

Process for the manufacture of vacuum tubes, in particular electron tubes

Info

Publication number
FR894443A
FR894443A FR894443DA FR894443A FR 894443 A FR894443 A FR 894443A FR 894443D A FR894443D A FR 894443DA FR 894443 A FR894443 A FR 894443A
Authority
FR
France
Prior art keywords
tubes
manufacture
particular electron
vacuum
vacuum tubes
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.)
FU R TECH WIRTSCHAFTLICHE ENTW
Original Assignee
FU R TECH WIRTSCHAFTLICHE ENTW
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 FU R TECH WIRTSCHAFTLICHE ENTW filed Critical FU R TECH WIRTSCHAFTLICHE ENTW
Application granted granted Critical
Publication of FR894443A publication Critical patent/FR894443A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • 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
    • H01J19/50—Spacing members extending to the envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
    • H01J2893/0005—Fixing of electrodes
    • H01J2893/0008—Supply leads; Electrode supports via rigid connection to vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0011—Non-emitting electrodes
FR894443D 1940-12-24 1943-05-04 Process for the manufacture of vacuum tubes, in particular electron tubes Expired FR894443A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE894443X 1940-12-24

Publications (1)

Publication Number Publication Date
FR894443A true FR894443A (en) 1944-12-22

Family

ID=6847159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR894443D Expired FR894443A (en) 1940-12-24 1943-05-04 Process for the manufacture of vacuum tubes, in particular electron tubes

Country Status (1)

Country Link
FR (1) FR894443A (en)

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