DE3938676C1 - - Google Patents

Info

Publication number
DE3938676C1
DE3938676C1 DE3938676A DE3938676A DE3938676C1 DE 3938676 C1 DE3938676 C1 DE 3938676C1 DE 3938676 A DE3938676 A DE 3938676A DE 3938676 A DE3938676 A DE 3938676A DE 3938676 C1 DE3938676 C1 DE 3938676C1
Authority
DE
Germany
Prior art keywords
voltage
lamp
electrode
connections
supplied
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
DE3938676A
Other languages
German (de)
English (en)
Inventor
Fred Dr.-Ing. Hasemann
Ferdinand Dipl.-Ing. Mertens
Norbert Dipl.-Ing. 5760 Arnsberg De Wittig
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.)
Trilux GmbH and Co KG
Original Assignee
Trilux Lenze 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 Trilux Lenze GmbH and Co KG filed Critical Trilux Lenze GmbH and Co KG
Priority to DE3938676A priority Critical patent/DE3938676C1/de
Priority to CA002025094A priority patent/CA2025094A1/en
Priority to US07/595,537 priority patent/US5079485A/en
Priority to EP19900121991 priority patent/EP0429028A3/de
Application granted granted Critical
Publication of DE3938676C1 publication Critical patent/DE3938676C1/de
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
    • H05B41/36—Controlling

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
DE3938676A 1989-11-22 1989-11-22 Expired - Lifetime DE3938676C1 (US20020095090A1-20020718-M00002.png)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE3938676A DE3938676C1 (US20020095090A1-20020718-M00002.png) 1989-11-22 1989-11-22
CA002025094A CA2025094A1 (en) 1989-11-22 1990-09-11 Ballast for supplying a plurality of discharge lamps
US07/595,537 US5079485A (en) 1989-11-22 1990-10-11 Ballast for supplying a plurality of discharge lamps
EP19900121991 EP0429028A3 (en) 1989-11-22 1990-11-17 Ballast for a plurality of discharge lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3938676A DE3938676C1 (US20020095090A1-20020718-M00002.png) 1989-11-22 1989-11-22

Publications (1)

Publication Number Publication Date
DE3938676C1 true DE3938676C1 (US20020095090A1-20020718-M00002.png) 1991-06-06

Family

ID=6393957

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3938676A Expired - Lifetime DE3938676C1 (US20020095090A1-20020718-M00002.png) 1989-11-22 1989-11-22

Country Status (4)

Country Link
US (1) US5079485A (US20020095090A1-20020718-M00002.png)
EP (1) EP0429028A3 (US20020095090A1-20020718-M00002.png)
CA (1) CA2025094A1 (US20020095090A1-20020718-M00002.png)
DE (1) DE3938676C1 (US20020095090A1-20020718-M00002.png)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5371442A (en) * 1993-01-04 1994-12-06 Siems; Steven L. Remote ballast circuit assembly
DE29706523U1 (de) * 1997-04-11 1998-08-13 Leax Ltd., London Beleuchtungs-Steuereinrichtung
DE29706609U1 (de) * 1997-04-12 1998-08-06 Leax Ltd., London Beleuchtungssystem
US6483260B1 (en) * 2001-07-23 2002-11-19 Hubbell Incorporated Apparatus for operating respective single lamps among multiple lamps coupled to the same ballast
US6731080B2 (en) 2002-06-28 2004-05-04 Hubbell Incorporated Multiple ballast and lamp control system for selectively varying operation of ballasts to distribute burn times among lamps
JP2008211946A (ja) * 2007-02-28 2008-09-11 Sanden Corp 電力変換装置
CN100521066C (zh) * 2007-06-28 2009-07-29 杨根元 一种高效节能的长寿命荧光灯
RU2711235C2 (ru) * 2015-03-26 2020-01-15 Филипс Лайтинг Холдинг Б.В. Схема возбудителя светоизлучающих диодов, осветительное устройство и способ возбуждения

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040689B (de) * 1955-01-19 1958-10-09 Siemens Ag Beleuchtungsanlage mit wechselstromgespeisten Leuchtstofflampen
DE2816943C2 (de) * 1978-04-19 1982-09-02 Ceag Licht- Und Stromversorgungstechnik Gmbh, 4770 Soest Verfahren zum Betrieb von Notstromversorgungseinrichtungen
EP0034401B1 (en) * 1980-02-08 1984-09-19 Thorn Emi Plc Discharge lamp circuit
EP0298934A1 (en) * 1987-07-09 1989-01-11 Kabushiki Kaisha Denkosha Lighting apparatus

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859387A (en) * 1953-07-30 1958-11-04 Zeiss Ikon Ag Arrangement for simultaneously or alternately operating a plurality of xenon high pressure lamps
US4260932A (en) * 1978-10-12 1981-04-07 Vance Johnson Method and circuit for facilitating the starting and steady state flickerless operation of a discharge lamp
US4247766A (en) * 1979-01-12 1981-01-27 Carl Warren Demand illumination control apparatus
US4238711A (en) * 1979-08-20 1980-12-09 General Electric Company Circuit for selective individual operation of multiple arc discharge lamps
US4484105A (en) * 1982-10-28 1984-11-20 At&T Technologies, Inc. Circuit for selectively exciting one of a pair of light emitting diodes
JPS63198294A (ja) * 1987-02-10 1988-08-16 シャープ株式会社 蛍光灯の点灯方式

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040689B (de) * 1955-01-19 1958-10-09 Siemens Ag Beleuchtungsanlage mit wechselstromgespeisten Leuchtstofflampen
DE2816943C2 (de) * 1978-04-19 1982-09-02 Ceag Licht- Und Stromversorgungstechnik Gmbh, 4770 Soest Verfahren zum Betrieb von Notstromversorgungseinrichtungen
EP0034401B1 (en) * 1980-02-08 1984-09-19 Thorn Emi Plc Discharge lamp circuit
EP0298934A1 (en) * 1987-07-09 1989-01-11 Kabushiki Kaisha Denkosha Lighting apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"Das elektronische Universal-Vorschaltgerät PC von Zumtobel", Technische Anwendungs- Informationen 1986/3, Kapitel 12, S. 14 *

Also Published As

Publication number Publication date
EP0429028A2 (de) 1991-05-29
EP0429028A3 (en) 1992-07-22
US5079485A (en) 1992-01-07
CA2025094A1 (en) 1991-05-23

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Legal Events

Date Code Title Description
8100 Publication of patent without earlier publication of application
D1 Grant (no unexamined application published) patent law 81
8363 Opposition against the patent
8368 Opposition refused due to inadmissibility
8339 Ceased/non-payment of the annual fee