FR1009460A - Perfectionnements aux systèmes de commande des lampes à décharge - Google Patents

Perfectionnements aux systèmes de commande des lampes à décharge

Info

Publication number
FR1009460A
FR1009460A FR1009460DA FR1009460A FR 1009460 A FR1009460 A FR 1009460A FR 1009460D A FR1009460D A FR 1009460DA FR 1009460 A FR1009460 A FR 1009460A
Authority
FR
France
Prior art keywords
lamp control
discharge lamp
control systems
systems
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
English (en)
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 FR1009460A publication Critical patent/FR1009460A/fr
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
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • 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
FR1009460D 1949-01-28 1950-01-27 Perfectionnements aux systèmes de commande des lampes à décharge Expired FR1009460A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1009460X 1949-01-28

Publications (1)

Publication Number Publication Date
FR1009460A true FR1009460A (fr) 1952-05-29

Family

ID=10867826

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1009460D Expired FR1009460A (fr) 1949-01-28 1950-01-27 Perfectionnements aux systèmes de commande des lampes à décharge

Country Status (1)

Country Link
FR (1) FR1009460A (fr)

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