CH203252A - Device with at least two gas-filled discharge tubes connected in parallel. - Google Patents

Device with at least two gas-filled discharge tubes connected in parallel.

Info

Publication number
CH203252A
CH203252A CH203252DA CH203252A CH 203252 A CH203252 A CH 203252A CH 203252D A CH203252D A CH 203252DA CH 203252 A CH203252 A CH 203252A
Authority
CH
Switzerland
Prior art keywords
gas
parallel
discharge tubes
tubes connected
filled discharge
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
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 CH203252A publication Critical patent/CH203252A/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
    • H05B41/23—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
CH203252D 1937-03-30 1938-03-28 Device with at least two gas-filled discharge tubes connected in parallel. CH203252A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE203252X 1937-03-30

Publications (1)

Publication Number Publication Date
CH203252A true CH203252A (en) 1939-02-28

Family

ID=5775464

Family Applications (1)

Application Number Title Priority Date Filing Date
CH203252D CH203252A (en) 1937-03-30 1938-03-28 Device with at least two gas-filled discharge tubes connected in parallel.

Country Status (1)

Country Link
CH (1) CH203252A (en)

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