CH540625A - Ballast for a preheatable gas discharge lamp that can be connected to an alternating voltage for its operation - Google Patents

Ballast for a preheatable gas discharge lamp that can be connected to an alternating voltage for its operation

Info

Publication number
CH540625A
CH540625A CH503671A CH503671A CH540625A CH 540625 A CH540625 A CH 540625A CH 503671 A CH503671 A CH 503671A CH 503671 A CH503671 A CH 503671A CH 540625 A CH540625 A CH 540625A
Authority
CH
Switzerland
Prior art keywords
preheatable
ballast
discharge lamp
gas discharge
alternating voltage
Prior art date
Application number
CH503671A
Other languages
German (de)
Inventor
Voegeli Ernst
Original Assignee
Zumtobel Kg
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 Kg filed Critical Zumtobel Kg
Publication of CH540625A publication Critical patent/CH540625A/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
    • H05B41/02—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
    • Y10S315/05—Starting and operating circuit for fluorescent lamp
CH503671A 1970-04-09 1971-04-07 Ballast for a preheatable gas discharge lamp that can be connected to an alternating voltage for its operation CH540625A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT328470A AT308905B (en) 1970-04-09 1970-04-09 Ballast for heated gas discharge tubes

Publications (1)

Publication Number Publication Date
CH540625A true CH540625A (en) 1973-08-15

Family

ID=3548187

Family Applications (1)

Application Number Title Priority Date Filing Date
CH503671A CH540625A (en) 1970-04-09 1971-04-07 Ballast for a preheatable gas discharge lamp that can be connected to an alternating voltage for its operation

Country Status (9)

Country Link
US (1) US3705329A (en)
AT (1) AT308905B (en)
CH (1) CH540625A (en)
DE (1) DE2116950C3 (en)
ES (1) ES390040A1 (en)
FR (1) FR2089454A5 (en)
GB (1) GB1342026A (en)
NL (1) NL7104823A (en)
SE (1) SE376532B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607201A1 (en) * 1975-03-05 1976-09-09 Philips Nv CIRCUIT ARRANGEMENT FOR IGNITING AND FEEDING A DISCHARGE LAMP

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2224665A1 (en) * 1971-05-24 1972-12-07 Voegeli E Ballast for gas discharge lamps
BE793068A (en) * 1971-12-22 1973-06-20 Philips Nv DEVICE FOR STARTING AND SUPPLYING A GAS AND / OR VAPOR DISCHARGE LAMP
CA1026817A (en) * 1972-05-09 1978-02-21 Michel Remery Electrical circuit for igniting and supplying a discharge lamp
US3978368A (en) * 1973-02-21 1976-08-31 Hitachi, Ltd. Discharge lamp control circuit
FR2223932B1 (en) * 1973-03-30 1978-03-10 Radiotechnique Compelec
JPS50102184A (en) * 1974-01-21 1975-08-13
FR2379966A2 (en) * 1976-01-08 1978-09-01 New Nippon Electric Co Supply circuit for discharge lamps - has filaments preheating circuit incorporated in booster circuit
AT345930B (en) * 1976-04-30 1978-10-10 Zumtobel Kg CIRCUIT FOR FLUORESCENT LAMPS
US4105654A (en) * 1976-11-12 1978-08-08 Rca Corporation Liquid crystalline 4"-cyano- or 4"-nitrobenzylidene-4'-(N,N-dialkylamino)-1-aminoazabenzene dyes
US4328446A (en) * 1980-04-11 1982-05-04 Gte Laboratories Incorporated Method and apparatus for starting high intensity discharge lamps
DE3208364A1 (en) * 1982-03-09 1983-09-15 Osakeyhtiö Helvar, 00380 Helsinki Electronic starting device for gas-discharge lamps
US4649319A (en) * 1984-10-03 1987-03-10 Duro-Test Corporation Gas discharge lamp starter
US4777410A (en) * 1987-06-22 1988-10-11 Innovative Controls, Inc. Ballast striker circuit
US5023521A (en) * 1989-12-18 1991-06-11 Radionic Industries, Inc. Lamp ballast system
MX9202472A (en) * 1991-05-31 1993-12-01 Kelmas Co Sa ELECTRONIC STARTER FOR FLUORESCENT TUBES.
US5449989A (en) * 1992-07-31 1995-09-12 Correa; Paulo N. Energy conversion system
US5387849A (en) * 1992-12-14 1995-02-07 Radionic Technology Incorporated Lamp ballast system characterized by a power factor correction of greater than or equal to 90%
JP2000068080A (en) * 1998-08-25 2000-03-03 Masao Sekiguchi Discharge lamp lighting system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH482380A (en) * 1966-03-18 1969-11-30 Leuenberger H Ballast for fluorescent tubes
US3476976A (en) * 1966-04-09 1969-11-04 Matsushita Electric Works Ltd Starting device for discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2607201A1 (en) * 1975-03-05 1976-09-09 Philips Nv CIRCUIT ARRANGEMENT FOR IGNITING AND FEEDING A DISCHARGE LAMP

Also Published As

Publication number Publication date
DE2116950C3 (en) 1981-10-15
DE2116950A1 (en) 1971-10-21
ES390040A1 (en) 1973-06-01
SE376532B (en) 1975-05-26
GB1342026A (en) 1973-12-25
FR2089454A5 (en) 1972-01-07
DE2116950B2 (en) 1980-10-30
US3705329A (en) 1972-12-05
NL7104823A (en) 1971-10-12
AT308905B (en) 1973-07-25

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Legal Events

Date Code Title Description
PL Patent ceased