FR558147A - electrode for discharge tubes - Google Patents

electrode for discharge tubes

Info

Publication number
FR558147A
FR558147A FR558147DA FR558147A FR 558147 A FR558147 A FR 558147A FR 558147D A FR558147D A FR 558147DA FR 558147 A FR558147 A FR 558147A
Authority
FR
France
Prior art keywords
electrode
discharge tubes
tubes
discharge
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR558147A publication Critical patent/FR558147A/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
    • H01J19/38—Control electrodes, e.g. grid
    • 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
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0015—Non-sealed electrodes
FR558147D 1922-10-31 1922-10-31 electrode for discharge tubes Expired FR558147A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR558147T 1922-10-31

Publications (1)

Publication Number Publication Date
FR558147A true FR558147A (en) 1923-08-22

Family

ID=8941391

Family Applications (1)

Application Number Title Priority Date Filing Date
FR558147D Expired FR558147A (en) 1922-10-31 1922-10-31 electrode for discharge tubes

Country Status (1)

Country Link
FR (1) FR558147A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862202C (en) * 1948-10-02 1953-01-08 Siemens Ag Grids for discharge vessels, especially transmission tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862202C (en) * 1948-10-02 1953-01-08 Siemens Ag Grids for discharge vessels, especially transmission tubes

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