IT7909466A0 - IGNITION CIRCUIT FOR FLUORESCENT TUBES AND SIMILAR WITH PRELIMINARY HEATING OF THE FILAMENTS - Google Patents

IGNITION CIRCUIT FOR FLUORESCENT TUBES AND SIMILAR WITH PRELIMINARY HEATING OF THE FILAMENTS

Info

Publication number
IT7909466A0
IT7909466A0 IT7909466A IT946679A IT7909466A0 IT 7909466 A0 IT7909466 A0 IT 7909466A0 IT 7909466 A IT7909466 A IT 7909466A IT 946679 A IT946679 A IT 946679A IT 7909466 A0 IT7909466 A0 IT 7909466A0
Authority
IT
Italy
Prior art keywords
filaments
similar
ignition circuit
fluorescent tubes
preliminary heating
Prior art date
Application number
IT7909466A
Other languages
Italian (it)
Other versions
IT1121148B (en
Original Assignee
Siliani Pier
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 Siliani Pier filed Critical Siliani Pier
Priority to IT09466/79A priority Critical patent/IT1121148B/en
Publication of IT7909466A0 publication Critical patent/IT7909466A0/en
Priority to GB8018814A priority patent/GB2053592B/en
Priority to DE19803022773 priority patent/DE3022773A1/en
Priority to FR8014267A priority patent/FR2460088A1/en
Application granted granted Critical
Publication of IT1121148B publication Critical patent/IT1121148B/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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters
    • H05B41/295—Circuit arrangements in which the lamp is fed by power derived from dc by means of a converter, e.g. by high-voltage dc using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
    • H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2988—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions
IT09466/79A 1979-06-26 1979-06-26 IGNITION CIRCUIT FOR FLUORESCENT AND SIMILAR PIPES WITH PRELIMINARY HEATING OF THE FILAMENTS IT1121148B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT09466/79A IT1121148B (en) 1979-06-26 1979-06-26 IGNITION CIRCUIT FOR FLUORESCENT AND SIMILAR PIPES WITH PRELIMINARY HEATING OF THE FILAMENTS
GB8018814A GB2053592B (en) 1979-06-26 1980-06-09 Supply and ignition circuit for a fluorescent tube or like device having filaments requiring preliminary heating
DE19803022773 DE3022773A1 (en) 1979-06-26 1980-06-18 SUPPLY AND IGNITION CIRCUIT FOR FLUORESCENT TUBES AND THE LIKE WITH HEATING THREADS FOR THE IGNITION
FR8014267A FR2460088A1 (en) 1979-06-26 1980-06-26 IGNITION CIRCUIT FOR FLUORESCENT AND SIMILAR TUBES WITH PRELIMINARY HEATING OF FILAMENTS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT09466/79A IT1121148B (en) 1979-06-26 1979-06-26 IGNITION CIRCUIT FOR FLUORESCENT AND SIMILAR PIPES WITH PRELIMINARY HEATING OF THE FILAMENTS

Publications (2)

Publication Number Publication Date
IT7909466A0 true IT7909466A0 (en) 1979-06-26
IT1121148B IT1121148B (en) 1986-03-26

Family

ID=11130552

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09466/79A IT1121148B (en) 1979-06-26 1979-06-26 IGNITION CIRCUIT FOR FLUORESCENT AND SIMILAR PIPES WITH PRELIMINARY HEATING OF THE FILAMENTS

Country Status (4)

Country Link
DE (1) DE3022773A1 (en)
FR (1) FR2460088A1 (en)
GB (1) GB2053592B (en)
IT (1) IT1121148B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982003744A1 (en) * 1981-04-15 1982-10-28 Jucker Peter Device for the supply of at least one fluorescent tube
DE4005776C2 (en) * 1989-02-24 1999-08-05 Zenit Energietechnik Gmbh Circuit arrangement for starting and operating a gas discharge lamp
US5109328A (en) * 1989-10-24 1992-04-28 Kijima Co., Ltd. Push-pull inverter employing current feedback
GB2245436A (en) * 1990-05-30 1992-01-02 Solar Wide Ind Ltd Solar-powered fluorescent lamp-drive circuit
DE4025938A1 (en) * 1990-08-16 1992-02-20 Diehl Gmbh & Co CIRCUIT ARRANGEMENT FOR THE OPERATION OF A FLUORESCENT LAMP
EP0613327A1 (en) * 1993-02-19 1994-08-31 Talvako Ltd. Power supply for luminescent lamps
DE4425859A1 (en) * 1994-07-21 1996-01-25 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Circuit arrangement for operating one or more low-pressure discharge lamps
AU1962499A (en) * 1997-12-23 1999-07-19 Tridonic Bauelemente Gmbh Electronic lamp ballast
DE20303594U1 (en) * 2002-12-23 2004-05-06 Steca Batterieladesysteme und Präzisionselektronik GmbH Pre-heating circuit for a discharge bulb, especially a low energy discharge bulb, comprises a direct current voltage source for the preheater circuit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB874939A (en) * 1960-06-03 1961-08-16 Communications Patents Ltd Improvements in or relating to apparatus employing electronic valve devices
US3720861A (en) * 1970-12-21 1973-03-13 Teletype Corp Fluorescent lamp igniting circuit
CA1026817A (en) * 1972-05-09 1978-02-21 Michel Remery Electrical circuit for igniting and supplying a discharge lamp
DE2514321C3 (en) * 1975-04-02 1978-11-09 Hugo 4401 Handorf Bussmann Circuit arrangement for igniting and operating low-pressure fluorescent lamps
AT345930B (en) * 1976-04-30 1978-10-10 Zumtobel Kg CIRCUIT FOR FLUORESCENT LAMPS

Also Published As

Publication number Publication date
GB2053592B (en) 1984-02-08
FR2460088A1 (en) 1981-01-16
DE3022773C2 (en) 1991-01-10
GB2053592A (en) 1981-02-04
DE3022773A1 (en) 1981-01-15
FR2460088B1 (en) 1984-11-16
IT1121148B (en) 1986-03-26

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