FR1069347A - Improvements to equipment for electric discharge lamps - Google Patents

Improvements to equipment for electric discharge lamps

Info

Publication number
FR1069347A
FR1069347A FR1069347DA FR1069347A FR 1069347 A FR1069347 A FR 1069347A FR 1069347D A FR1069347D A FR 1069347DA FR 1069347 A FR1069347 A FR 1069347A
Authority
FR
France
Prior art keywords
equipment
electric discharge
discharge lamps
lamps
electric
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.)
Compagnie des Lampes
Original Assignee
Compagnie des Lampes
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 Compagnie des Lampes filed Critical Compagnie des Lampes
Application granted granted Critical
Publication of FR1069347A publication Critical patent/FR1069347A/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
    • H05B41/20—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 no starting switch
    • H05B41/23—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 no starting switch for lamps not having an auxiliary starting electrode
    • H05B41/232—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 no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps
    • H05B41/2325—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 no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps provided with pre-heating electrodes
FR1069347D 1952-12-31 1952-12-31 Improvements to equipment for electric discharge lamps Expired FR1069347A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1069347T 1952-12-31

Publications (1)

Publication Number Publication Date
FR1069347A true FR1069347A (en) 1954-07-06

Family

ID=9604205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1069347D Expired FR1069347A (en) 1952-12-31 1952-12-31 Improvements to equipment for electric discharge lamps

Country Status (1)

Country Link
FR (1) FR1069347A (en)

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