DE50002901D1 - ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP - Google Patents

ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP

Info

Publication number
DE50002901D1
DE50002901D1 DE50002901T DE50002901T DE50002901D1 DE 50002901 D1 DE50002901 D1 DE 50002901D1 DE 50002901 T DE50002901 T DE 50002901T DE 50002901 T DE50002901 T DE 50002901T DE 50002901 D1 DE50002901 D1 DE 50002901D1
Authority
DE
Germany
Prior art keywords
low pressure
discharge lamp
pressure discharge
electronic ballast
ballast
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.)
Expired - Lifetime
Application number
DE50002901T
Other languages
German (de)
Inventor
Stefan Koch
Guenter Marent
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.)
Tridonic GmbH and Co KG
Original Assignee
Tridonicatco GmbH and Co 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 Tridonicatco GmbH and Co KG filed Critical Tridonicatco GmbH and Co KG
Priority to DE50002901T priority Critical patent/DE50002901D1/en
Priority claimed from PCT/EP2000/003572 external-priority patent/WO2000072642A1/en
Application granted granted Critical
Publication of DE50002901D1 publication Critical patent/DE50002901D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE50002901T 1999-05-25 2000-04-19 ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP Expired - Lifetime DE50002901D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE50002901T DE50002901D1 (en) 1999-05-25 2000-04-19 ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19923946 1999-05-25
DE19934687A DE19934687A1 (en) 1999-05-25 1999-07-23 Electronic ballast for at least one low-pressure discharge lamp
PCT/EP2000/003572 WO2000072642A1 (en) 1999-05-25 2000-04-19 Electronic ballast for at least one low-pressure discharge lamp
DE50002901T DE50002901D1 (en) 1999-05-25 2000-04-19 ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP

Publications (1)

Publication Number Publication Date
DE50002901D1 true DE50002901D1 (en) 2003-08-21

Family

ID=7909139

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19934687A Withdrawn DE19934687A1 (en) 1999-05-25 1999-07-23 Electronic ballast for at least one low-pressure discharge lamp
DE50002901T Expired - Lifetime DE50002901D1 (en) 1999-05-25 2000-04-19 ELECTRONIC BALLAST FOR AT LEAST ONE LOW PRESSURE DISCHARGE LAMP

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19934687A Withdrawn DE19934687A1 (en) 1999-05-25 1999-07-23 Electronic ballast for at least one low-pressure discharge lamp

Country Status (1)

Country Link
DE (2) DE19934687A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10206731B4 (en) * 2002-02-18 2016-12-22 Tridonic Gmbh & Co Kg Lamp sensor for a ballast for operating a gas discharge lamp

Also Published As

Publication number Publication date
DE19934687A1 (en) 2000-12-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TRIDONIC GMBH & CO KG, DORNBIRN, AT