FR686501A - Method for operating independent electric discharge tubes and suitable arrangement for performing this method - Google Patents

Method for operating independent electric discharge tubes and suitable arrangement for performing this method

Info

Publication number
FR686501A
FR686501A FR686501DA FR686501A FR 686501 A FR686501 A FR 686501A FR 686501D A FR686501D A FR 686501DA FR 686501 A FR686501 A FR 686501A
Authority
FR
France
Prior art keywords
electric discharge
suitable arrangement
discharge tubes
independent electric
operating independent
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 FR686501A publication Critical patent/FR686501A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/18—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
    • H05B41/19—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch for lamps having an auxiliary starting electrode
FR686501D 1928-12-15 1929-12-12 Method for operating independent electric discharge tubes and suitable arrangement for performing this method Expired FR686501A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL686501X 1928-12-15

Publications (1)

Publication Number Publication Date
FR686501A true FR686501A (en) 1930-07-28

Family

ID=19805682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR686501D Expired FR686501A (en) 1928-12-15 1929-12-12 Method for operating independent electric discharge tubes and suitable arrangement for performing this method

Country Status (1)

Country Link
FR (1) FR686501A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432608A (en) * 1941-03-28 1947-12-16 Ncr Co Multianode, gas-filled discharge device
US2569474A (en) * 1945-10-25 1951-10-02 Thomas F Jones Electrode structure for gaseous discharge devices

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432608A (en) * 1941-03-28 1947-12-16 Ncr Co Multianode, gas-filled discharge device
US2569474A (en) * 1945-10-25 1951-10-02 Thomas F Jones Electrode structure for gaseous discharge devices

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