AU5473598A - Electronic ballast having an oscillator shutdown circuit for fluorescent tubes or lamps - Google Patents

Electronic ballast having an oscillator shutdown circuit for fluorescent tubes or lamps

Info

Publication number
AU5473598A
AU5473598A AU54735/98A AU5473598A AU5473598A AU 5473598 A AU5473598 A AU 5473598A AU 54735/98 A AU54735/98 A AU 54735/98A AU 5473598 A AU5473598 A AU 5473598A AU 5473598 A AU5473598 A AU 5473598A
Authority
AU
Australia
Prior art keywords
lamps
electronic ballast
fluorescent tubes
shutdown circuit
oscillator
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU54735/98A
Inventor
Gin Pang So
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU5473598A publication Critical patent/AU5473598A/en
Abandoned legal-status Critical Current

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
    • H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2985—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
AU54735/98A 1997-12-30 1997-12-30 Electronic ballast having an oscillator shutdown circuit for fluorescent tubes or lamps Abandoned AU5473598A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CA1997/000995 WO1999035892A1 (en) 1997-12-30 1997-12-30 Electronic ballast having an oscillator shutdown circuit for fluorescent tubes or lamps

Publications (1)

Publication Number Publication Date
AU5473598A true AU5473598A (en) 1999-07-26

Family

ID=4173255

Family Applications (1)

Application Number Title Priority Date Filing Date
AU54735/98A Abandoned AU5473598A (en) 1997-12-30 1997-12-30 Electronic ballast having an oscillator shutdown circuit for fluorescent tubes or lamps

Country Status (3)

Country Link
EP (1) EP1050197A1 (en)
AU (1) AU5473598A (en)
WO (1) WO1999035892A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ906100A0 (en) 2000-07-28 2000-08-24 Giannopoulos, Peter A tube adaptor to allow existing fluorescent light fittings to be converted to utilise new energy efficient light tubes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT380373B (en) * 1983-05-17 1986-05-12 Zumtobel Ag VIBRATING INVERTER FOR THE FLUORESCENT LAMP
US5068570A (en) * 1989-01-26 1991-11-26 Koito Manufacturing Co., Ltd. Lamp lighting circuit with an overload protection capability
JP2587720B2 (en) * 1990-10-19 1997-03-05 株式会社小糸製作所 Lighting circuit for vehicle discharge lamps
US5401394A (en) * 1993-01-11 1995-03-28 Amway Corporation Water treatment system ultraviolet bulb voltage monitor circuit
US5574335A (en) * 1994-08-02 1996-11-12 Osram Sylvania Inc. Ballast containing protection circuit for detecting rectification of arc discharge lamp

Also Published As

Publication number Publication date
EP1050197A1 (en) 2000-11-08
WO1999035892A1 (en) 1999-07-15

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase