IT1003906B - Complesso per l accensione di una lampada a scarica in atmosfera gas sosa e.o di vapore dotata di elet trodi preriscaldabili - Google Patents

Complesso per l accensione di una lampada a scarica in atmosfera gas sosa e.o di vapore dotata di elet trodi preriscaldabili

Info

Publication number
IT1003906B
IT1003906B IT49680/74A IT4968074A IT1003906B IT 1003906 B IT1003906 B IT 1003906B IT 49680/74 A IT49680/74 A IT 49680/74A IT 4968074 A IT4968074 A IT 4968074A IT 1003906 B IT1003906 B IT 1003906B
Authority
IT
Italy
Prior art keywords
preheatable
elet
sosa
trodes
ignition
Prior art date
Application number
IT49680/74A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1003906B publication Critical patent/IT1003906B/it

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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
    • 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
    • Y10S315/02—High frequency starting operation for fluorescent lamp
    • 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
IT49680/74A 1973-03-30 1974-03-26 Complesso per l accensione di una lampada a scarica in atmosfera gas sosa e.o di vapore dotata di elet trodi preriscaldabili IT1003906B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7311530A FR2223932B1 (it) 1973-03-30 1973-03-30

Publications (1)

Publication Number Publication Date
IT1003906B true IT1003906B (it) 1976-06-10

Family

ID=9117150

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49680/74A IT1003906B (it) 1973-03-30 1974-03-26 Complesso per l accensione di una lampada a scarica in atmosfera gas sosa e.o di vapore dotata di elet trodi preriscaldabili

Country Status (10)

Country Link
US (1) US3919590A (it)
JP (1) JPS49128580A (it)
BE (1) BE812978A (it)
CH (1) CH580378A5 (it)
DE (1) DE2413611A1 (it)
ES (1) ES424718A1 (it)
FR (1) FR2223932B1 (it)
GB (1) GB1445291A (it)
IT (1) IT1003906B (it)
NL (1) NL7404031A (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4079292A (en) * 1975-01-09 1978-03-14 New Nippon Electric Company, Ltd. Arc discharge sustaining circuit system for a discharge lamp
US4039895A (en) * 1975-02-20 1977-08-02 U.S. Philips Corporation Device for starting and feeding a discharge lamp
FR2353199A1 (fr) * 1976-01-08 1977-12-23 New Nippon Electric Co Circuit d'allumage d'une lampe de decharge
DE2602604C2 (de) * 1976-01-24 1982-04-22 New Nippon Electric Co., Ltd., Osaka Schaltungsanordnung zum Zünden und zum Betrieb einer Gasentladungslampe
GB1568310A (en) * 1976-12-13 1980-05-29 Kuroi Kosan Kk Discharge lamp lighting devices
DE3047289A1 (de) * 1980-12-16 1982-07-29 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Zuendvorrichtung fuer eine niederdruckentladungslampe
JPS57170496A (en) * 1981-04-15 1982-10-20 Hitachi Shomei Kk Device for firing discharge lamp
US4642525A (en) * 1985-04-15 1987-02-10 Widmayer Don F Transient control circuit for fluorescent lamp systems
GB2194400B (en) * 1986-08-04 1991-04-17 Transtar Ltd Starter and discharge lamp including it
WO1994023551A1 (en) * 1993-04-05 1994-10-13 Idea Inc New fluorescent starter
BE1007611A3 (nl) * 1993-10-11 1995-08-22 Philips Electronics Nv Schakelinrichting.
US5537010A (en) * 1994-06-10 1996-07-16 Beacon Light Products, Inc. Voltage-comparator, solid-state, current-switch starter for fluorescent lamp
US5955847A (en) * 1994-06-10 1999-09-21 Beacon Light Products, Inc. Method for dimming a fluorescent lamp
US5504398A (en) * 1994-06-10 1996-04-02 Beacon Light Products, Inc. Dimming controller for a fluorescent lamp
US5583395A (en) * 1994-10-11 1996-12-10 Lu; Chao-Cheng Fluorescent device having a fluorescent starter which precisely controls heating time and absolute synchronism of fire point
GB9509234D0 (en) * 1995-05-05 1995-06-28 Bailey Arthur R High frequency fluorescent lamp circuit with ballast protection
US5736817A (en) * 1995-09-19 1998-04-07 Beacon Light Products, Inc. Preheating and starting circuit and method for a fluorescent lamp
JPH09266080A (ja) * 1996-03-29 1997-10-07 Matsushita Electric Works Ltd 光源点灯装置
US5861721A (en) * 1996-11-25 1999-01-19 Beacon Light Products, Inc. Smooth switching module
US5861720A (en) * 1996-11-25 1999-01-19 Beacon Light Products, Inc. Smooth switching power control circuit and method
DE10125510A1 (de) * 2001-05-23 2002-12-05 Innolux Gmbh Leuchtstofflampenschaltung
JP4909199B2 (ja) * 2007-07-13 2012-04-04 浜松ホトニクス株式会社 放電ランプ用制御装置及び光源装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676734A (en) * 1968-11-15 1972-07-11 Tokai Rika Co Ltd Electric circuit for rapidly igniting a discharge tube
US3644780A (en) * 1968-12-27 1972-02-22 Matsushita Electric Industrial Co Ltd Starting device for discharge lamp including semiconductors preheating and starting circuits
JPS4935793B1 (it) * 1969-07-25 1974-09-25
AT308905B (de) * 1970-04-09 1973-07-25 Ernst Voegeli Vorschaltgerät für geheizte Gasentladungsröhren

Also Published As

Publication number Publication date
CH580378A5 (it) 1976-09-30
FR2223932B1 (it) 1978-03-10
BE812978A (fr) 1974-09-30
ES424718A1 (es) 1976-06-01
US3919590A (en) 1975-11-11
FR2223932A1 (it) 1974-10-25
JPS49128580A (it) 1974-12-09
GB1445291A (en) 1976-08-11
NL7404031A (it) 1974-10-02
DE2413611A1 (de) 1974-10-17

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