FR51148E - Improvements to equipment comprising discharge tubes - Google Patents

Improvements to equipment comprising discharge tubes

Info

Publication number
FR51148E
FR51148E FR51148DA FR51148E FR 51148 E FR51148 E FR 51148E FR 51148D A FR51148D A FR 51148DA FR 51148 E FR51148 E FR 51148E
Authority
FR
France
Prior art keywords
equipment
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.)
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 FR51148E publication Critical patent/FR51148E/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
FR51148D 1940-05-25 1940-05-25 Improvements to equipment comprising discharge tubes Expired FR51148E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR51148T 1940-05-25

Publications (1)

Publication Number Publication Date
FR51148E true FR51148E (en) 1941-08-08

Family

ID=8686051

Family Applications (1)

Application Number Title Priority Date Filing Date
FR51148D Expired FR51148E (en) 1940-05-25 1940-05-25 Improvements to equipment comprising discharge tubes

Country Status (1)

Country Link
FR (1) FR51148E (en)

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