CH612304A5 - - Google Patents

Info

Publication number
CH612304A5
CH612304A5 CH479477A CH479477A CH612304A5 CH 612304 A5 CH612304 A5 CH 612304A5 CH 479477 A CH479477 A CH 479477A CH 479477 A CH479477 A CH 479477A CH 612304 A5 CH612304 A5 CH 612304A5
Authority
CH
Switzerland
Application number
CH479477A
Inventor
Ernst Wiesner
Original Assignee
Zumtobel Ag
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 Zumtobel Ag filed Critical Zumtobel Ag
Publication of CH612304A5 publication Critical patent/CH612304A5/xx

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
CH479477A 1976-04-30 1977-04-19 CH612304A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT321376A AT345930B (de) 1976-04-30 1976-04-30 Schaltung fuer leuchtstofflampen

Publications (1)

Publication Number Publication Date
CH612304A5 true CH612304A5 (de) 1979-07-13

Family

ID=3547107

Family Applications (1)

Application Number Title Priority Date Filing Date
CH479477A CH612304A5 (de) 1976-04-30 1977-04-19

Country Status (5)

Country Link
US (1) US4143302A (de)
AT (1) AT345930B (de)
CH (1) CH612304A5 (de)
DE (1) DE2718683A1 (de)
GB (1) GB1565883A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1121148B (it) * 1979-06-26 1986-03-26 Siliani Pier Circuito d accensione per tubi fluorescenti e simili con riscaldamento preliminare dei filamenti
US5087861A (en) * 1989-09-01 1992-02-11 Deltove Limited Discharge lamp life and lamp lumen life-extender module, circuitry, and methodology
US5118994A (en) * 1990-05-25 1992-06-02 Gte Laboratories Incorporated Method and circuit for improved hid lamp maintenance
US5440204A (en) * 1993-06-14 1995-08-08 Intermatic Incorporated Gas discharge lamp lighting system with phase synchronized gating of d.c. electrode voltage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158054B (nl) * 1968-11-20 1978-09-15 Auco Nv Van twee aansluitorganen voorziene hulpinrichting voor het ontsteken van een gasontladingsbuis.
AT308905B (de) * 1970-04-09 1973-07-25 Ernst Voegeli Vorschaltgerät für geheizte Gasentladungsröhren
DE2360263C3 (de) * 1972-12-15 1981-11-05 Naamloze Vennootschap Philips' Gloeilampenfabrieken, Eindhoven Schaltungsanordnung zum Zünden einer Gas- und /oder Dampfentladungslampe

Also Published As

Publication number Publication date
GB1565883A (en) 1980-04-23
AT345930B (de) 1978-10-10
DE2718683A1 (de) 1977-11-10
US4143302A (en) 1979-03-06
ATA321376A (de) 1978-02-15

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Legal Events

Date Code Title Description
PL Patent ceased