DE3873708D1 - Vorschaltgeraet fuer eine entladungslampe. - Google Patents

Vorschaltgeraet fuer eine entladungslampe.

Info

Publication number
DE3873708D1
DE3873708D1 DE8888121019T DE3873708T DE3873708D1 DE 3873708 D1 DE3873708 D1 DE 3873708D1 DE 8888121019 T DE8888121019 T DE 8888121019T DE 3873708 T DE3873708 T DE 3873708T DE 3873708 D1 DE3873708 D1 DE 3873708D1
Authority
DE
Germany
Prior art keywords
discharge lamp
control unit
converter
frequency
voltage converter
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 - Fee Related
Application number
DE8888121019T
Other languages
English (en)
Inventor
Peter Moosbauer
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.)
Pintsch Bamag AG
Original Assignee
Pintsch Bamag AG
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 Pintsch Bamag AG filed Critical Pintsch Bamag AG
Priority to DE8888121019T priority Critical patent/DE3873708D1/de
Application granted granted Critical
Publication of DE3873708D1 publication Critical patent/DE3873708D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H05B41/2983—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply conditions

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
DE8888121019T 1987-12-17 1988-12-15 Vorschaltgeraet fuer eine entladungslampe. Expired - Fee Related DE3873708D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888121019T DE3873708D1 (de) 1987-12-17 1988-12-15 Vorschaltgeraet fuer eine entladungslampe.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873742921 DE3742921A1 (de) 1987-12-17 1987-12-17 Vorschaltgeraet fuer eine entladungslampe
DE8888121019T DE3873708D1 (de) 1987-12-17 1988-12-15 Vorschaltgeraet fuer eine entladungslampe.

Publications (1)

Publication Number Publication Date
DE3873708D1 true DE3873708D1 (de) 1992-09-17

Family

ID=6342896

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873742921 Withdrawn DE3742921A1 (de) 1987-12-17 1987-12-17 Vorschaltgeraet fuer eine entladungslampe
DE8888121019T Expired - Fee Related DE3873708D1 (de) 1987-12-17 1988-12-15 Vorschaltgeraet fuer eine entladungslampe.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19873742921 Withdrawn DE3742921A1 (de) 1987-12-17 1987-12-17 Vorschaltgeraet fuer eine entladungslampe

Country Status (4)

Country Link
EP (1) EP0320944B1 (de)
AT (1) ATE79503T1 (de)
DE (2) DE3742921A1 (de)
ES (1) ES2008840A4 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9300710A (nl) * 1993-04-26 1994-11-16 Nijssen Light Div Inrichting voor het op een gewenste waarde regelen van een lichtopbrengst van een hoge- of lagedruk gasontladingslamp.
DE102009048562B4 (de) * 2009-10-07 2012-08-30 Heraeus Noblelight Gmbh Verfahren und Vorrichtung zum Betreiben einer elektrodenlosen Entladungslampe mit einem Wobbelgenerator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1326392A (en) * 1970-11-14 1973-08-08 Dobson Park Ind Fluorescent lamp and other circuits
DE3140175A1 (de) * 1981-10-08 1983-04-28 Licentia Gmbh Transistorvorschalt-geraet
DE3149526A1 (de) * 1981-12-14 1983-06-23 Philips Patentverwaltung Schaltungsanordnung zum betrieb von hochdruck-gasentladungslampen
US4700113A (en) * 1981-12-28 1987-10-13 North American Philips Corporation Variable high frequency ballast circuit
CH663508A5 (de) * 1983-09-06 1987-12-15 Knobel Elektro App Elektronisches vorschaltgeraet fuer fluoreszenzlampen sowie verfahren zu dessen betrieb.
GB2147159B (en) * 1983-09-19 1987-06-10 Minitronics Pty Ltd Power converter
CA1333408C (en) * 1984-10-16 1994-12-06 Calvin E. Grubbs Electronic ballast circuit for fluorescent lamps
DE3441992A1 (de) * 1984-11-16 1986-05-22 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Schaltungsanordnung zur zuendung einer niederdruckentladungslampe
CA1327991C (en) * 1986-03-28 1994-03-22 Thomas E. Dean High frequency ballast for gaseous discharge lamps
JPS62233067A (ja) * 1986-03-31 1987-10-13 Toshiba Corp 安定化電源装置

Also Published As

Publication number Publication date
ES2008840A4 (es) 1989-08-16
EP0320944B1 (de) 1992-08-12
EP0320944A1 (de) 1989-06-21
ATE79503T1 (de) 1992-08-15
DE3742921A1 (de) 1989-06-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee