ZA783424B - Improvements in or relating to circuits for operating electric discharge lamps - Google Patents

Improvements in or relating to circuits for operating electric discharge lamps

Info

Publication number
ZA783424B
ZA783424B ZA00783424A ZA783424A ZA783424B ZA 783424 B ZA783424 B ZA 783424B ZA 00783424 A ZA00783424 A ZA 00783424A ZA 783424 A ZA783424 A ZA 783424A ZA 783424 B ZA783424 B ZA 783424B
Authority
ZA
South Africa
Prior art keywords
relating
circuits
electric discharge
discharge lamps
operating electric
Prior art date
Application number
ZA00783424A
Other languages
English (en)
Inventor
J Britton
Original Assignee
Gen Electric Co Ltd
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 Gen Electric Co Ltd filed Critical Gen Electric Co Ltd
Publication of ZA783424B publication Critical patent/ZA783424B/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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • 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
    • H05B41/18—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 a starting switch
    • 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
ZA00783424A 1977-06-27 1978-06-14 Improvements in or relating to circuits for operating electric discharge lamps ZA783424B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB26771/77A GB1593544A (en) 1977-06-27 1977-06-27 Circuits for operating electric discharge lamps

Publications (1)

Publication Number Publication Date
ZA783424B true ZA783424B (en) 1979-06-27

Family

ID=10248937

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00783424A ZA783424B (en) 1977-06-27 1978-06-14 Improvements in or relating to circuits for operating electric discharge lamps

Country Status (11)

Country Link
US (1) US4210850A (xx)
JP (1) JPS5412170A (xx)
AR (1) AR217696A1 (xx)
AU (1) AU3715278A (xx)
BE (1) BE868425A (xx)
CA (1) CA1069167A (xx)
DE (1) DE2827395A1 (xx)
FR (1) FR2396487A1 (xx)
GB (1) GB1593544A (xx)
NL (1) NL7806744A (xx)
ZA (1) ZA783424B (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342948A (en) * 1979-09-20 1982-08-03 David Engineering Limited Electric discharge lamp control converter circuits
US4337417A (en) * 1980-08-14 1982-06-29 Westinghouse Electric Corp. Starting and operating apparatus for high-pressure sodium lamps
JPS5738594A (en) * 1980-08-20 1982-03-03 Ushio Electric Inc Device for firing discharge lamp
FR2493598A1 (fr) * 1980-10-30 1982-05-07 Claude Sa Amorceur pour lampe a decharge
DE3108548C2 (de) * 1981-03-06 1986-07-31 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Zündschaltung für eine Hochdruckmetalldampfentladungslampe
JPS57170496A (en) * 1981-04-15 1982-10-20 Hitachi Shomei Kk Device for firing discharge lamp
US4540917A (en) * 1983-04-05 1985-09-10 Lutron Electronics Co., Inc. Pulse network for fluorescent lamp dimming
DE3438002A1 (de) * 1984-10-17 1986-04-17 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum zuenden und betrieb von gasentladungslampen
US4950961A (en) * 1986-11-28 1990-08-21 Gte Products Corporation Starting circuit for gaseous discharge lamps
US4808888A (en) * 1986-11-28 1989-02-28 Gte Products Corporation Starting circuit for gaseous discharge lamps
US4900986A (en) * 1988-09-06 1990-02-13 General Electric Company Ballast circuit for starting fluorescent lamps
JPH0260361U (xx) * 1988-10-26 1990-05-02
ES2152010T3 (es) * 1995-03-01 2001-01-16 Koninkl Philips Electronics Nv Circuito para encender una lampara de descarga de alta presion.
KR100448005B1 (ko) * 2001-07-31 2004-09-08 오현우 트라이악을 이용한 고압발생장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1183542A (en) * 1967-09-08 1970-03-11 Gen Electric & English Elect Improvements in or relating to circuit arrangements for starting and operating electric discharge lamps from alternating current supplies
US3917976A (en) * 1967-10-11 1975-11-04 Gen Electric Starting and operating circuit for gaseous discharge lamps
NL161962C (nl) * 1969-03-22 1980-03-17 Philips Nv Schakeling voor het ontsteken en met wisselstroom voeden van een gas en/of dampontladingslamp.
GB1398383A (en) * 1971-06-28 1975-06-18 Gen Electric Co Ltd Starting circuits for electric discharge lamps
JPS504821A (xx) * 1972-10-05 1975-01-18
GB1511237A (en) * 1974-07-02 1978-05-17 Gen Electric Circuits for operating electric discharge lamps
US3976910A (en) * 1975-03-17 1976-08-24 General Electric Company Operating circuit for discharge lamps with voltage starting circuit and auxiliary lighting means therefor
US4143304A (en) * 1976-10-06 1979-03-06 Westinghouse Electric Corp. Positive starting and operating apparatus for high-pressure sodium lamps

Also Published As

Publication number Publication date
FR2396487B1 (xx) 1984-08-24
AR217696A1 (es) 1980-04-15
BE868425A (fr) 1978-10-16
US4210850A (en) 1980-07-01
CA1069167A (en) 1980-01-01
DE2827395A1 (de) 1979-01-11
AU3715278A (en) 1979-12-20
NL7806744A (nl) 1978-12-29
FR2396487A1 (fr) 1979-01-26
JPS6160555B2 (xx) 1986-12-22
GB1593544A (en) 1981-07-15
JPS5412170A (en) 1979-01-29

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