CH281271A - Lighting device for AC operation. - Google Patents

Lighting device for AC operation.

Info

Publication number
CH281271A
CH281271A CH281271DA CH281271A CH 281271 A CH281271 A CH 281271A CH 281271D A CH281271D A CH 281271DA CH 281271 A CH281271 A CH 281271A
Authority
CH
Switzerland
Prior art keywords
lighting device
lighting
Prior art date
Application number
Other languages
German (de)
Inventor
N V Phili Gloeilampenfabrieken
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH281271A publication Critical patent/CH281271A/en

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
    • H05B41/22—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 having an auxiliary starting electrode
CH281271D 1949-05-19 1950-05-17 Lighting device for AC operation. CH281271A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL281271X 1949-05-19

Publications (1)

Publication Number Publication Date
CH281271A true CH281271A (en) 1952-02-29

Family

ID=19782304

Family Applications (1)

Application Number Title Priority Date Filing Date
CH281271D CH281271A (en) 1949-05-19 1950-05-17 Lighting device for AC operation.

Country Status (1)

Country Link
CH (1) CH281271A (en)

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