FR57119E - Improvements to electrical equipment intended in particular for supplying discharge tubes - Google Patents

Improvements to electrical equipment intended in particular for supplying discharge tubes

Info

Publication number
FR57119E
FR57119E FR57119DA FR57119E FR 57119 E FR57119 E FR 57119E FR 57119D A FR57119D A FR 57119DA FR 57119 E FR57119 E FR 57119E
Authority
FR
France
Prior art keywords
electrical equipment
discharge tubes
equipment intended
supplying discharge
supplying
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 FR57119E publication Critical patent/FR57119E/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
FR57119D 1945-12-21 1945-12-21 Improvements to electrical equipment intended in particular for supplying discharge tubes Expired FR57119E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57119T 1945-12-21

Publications (1)

Publication Number Publication Date
FR57119E true FR57119E (en) 1952-12-15

Family

ID=8691213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57119D Expired FR57119E (en) 1945-12-21 1945-12-21 Improvements to electrical equipment intended in particular for supplying discharge tubes

Country Status (1)

Country Link
FR (1) FR57119E (en)

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