DE69118721T2 - Vorschaltgerät für eine Lampe - Google Patents

Vorschaltgerät für eine Lampe

Info

Publication number
DE69118721T2
DE69118721T2 DE69118721T DE69118721T DE69118721T2 DE 69118721 T2 DE69118721 T2 DE 69118721T2 DE 69118721 T DE69118721 T DE 69118721T DE 69118721 T DE69118721 T DE 69118721T DE 69118721 T2 DE69118721 T2 DE 69118721T2
Authority
DE
Germany
Prior art keywords
ballast
lamp
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
DE69118721T
Other languages
English (en)
Other versions
DE69118721D1 (de
Inventor
Richard M Dunham
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.)
Warner Power LLC
Original Assignee
Walker Power Inc
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 Walker Power Inc filed Critical Walker Power Inc
Application granted granted Critical
Publication of DE69118721D1 publication Critical patent/DE69118721D1/de
Publication of DE69118721T2 publication Critical patent/DE69118721T2/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
    • H05B41/288—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 without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
DE69118721T 1990-01-24 1991-01-04 Vorschaltgerät für eine Lampe Expired - Fee Related DE69118721T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/469,261 US5051667A (en) 1990-01-24 1990-01-24 Arc interrupting lamp ballast

Publications (2)

Publication Number Publication Date
DE69118721D1 DE69118721D1 (de) 1996-05-23
DE69118721T2 true DE69118721T2 (de) 1996-11-28

Family

ID=23863117

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69118721T Expired - Fee Related DE69118721T2 (de) 1990-01-24 1991-01-04 Vorschaltgerät für eine Lampe

Country Status (3)

Country Link
US (1) US5051667A (de)
EP (1) EP0439248B1 (de)
DE (1) DE69118721T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5434478A (en) * 1993-03-29 1995-07-18 Ultra-Lum, Inc. Electronic ballast for transilluminators and crosslinkers
US5479076A (en) * 1994-06-07 1995-12-26 Eastman Kodak Company Current mode restart circuit for a dc arc lamp
US5559396A (en) * 1994-10-14 1996-09-24 Philips Electronics North America Inc. Ballast filtering scheme for reduced harmonic distortion
AU707589B2 (en) * 1995-02-15 1999-07-15 Vari-Lite, Inc. Techniques for controlling remote lamp loads
US6501236B1 (en) 2000-09-28 2002-12-31 Tim Simon, Inc. Variable switch with reduced noise interference
TW595263B (en) * 2002-04-12 2004-06-21 O2Micro Inc A circuit structure for driving cold cathode fluorescent lamp
US8067902B2 (en) * 2008-09-05 2011-11-29 Lutron Electronics Co., Inc. Electronic ballast having a symmetric topology
US8999807B2 (en) * 2010-05-27 2015-04-07 Semiconductor Components Industries, Llc Method for manufacturing a semiconductor component that includes a common mode choke and structure
US8766401B2 (en) 2010-10-01 2014-07-01 Semiconductor Components Industries, Llc Method of manufacturing a semiconductor component and structure
US8664878B2 (en) 2012-01-09 2014-03-04 Osram Sylvania Inc. Ballast with an arc quenching circuit
US9209132B2 (en) 2013-07-26 2015-12-08 Semiconductor Components Industries, Llc Semiconductor component and method of manufacture
US9431385B2 (en) 2013-08-09 2016-08-30 Semiconductor Components Industries, Llc Semiconductor component that includes a common mode filter and method of manufacturing the semiconductor component
US9111758B2 (en) 2013-08-09 2015-08-18 Semiconductor Components Industries, Llc Semiconductor component and method of manufacture

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3611102A (en) * 1970-07-01 1971-10-05 Superior Electric Co Plural command sources for control of a stepping motor
GB2068656B (en) * 1980-01-29 1984-01-04 Thorn Emi Ltd Lamp drive circuit
US4700113A (en) * 1981-12-28 1987-10-13 North American Philips Corporation Variable high frequency ballast circuit
US4719390A (en) * 1982-05-24 1988-01-12 Helvar Oy Electronic mains connection device for a gas discharge lamp
US4675576A (en) * 1985-04-05 1987-06-23 Nilssen Ole K High-reliability high-efficiency electronic ballast
US4855860A (en) * 1982-08-30 1989-08-08 Nilssen Ole K Ground-fault protected ballast
US4563719A (en) * 1982-08-30 1986-01-07 Nilssen Ole K Ballasts with built-in ground-fault protection
US4587463A (en) * 1983-09-22 1986-05-06 Isco, Inc. Absorbance monitor
ZA862614B (en) * 1986-04-08 1986-12-30 David John Cockram Controller for gas discharge lamps
US4727470A (en) * 1986-10-10 1988-02-23 Nilssen Ole K Resonant inverter having crest factor control
GB2211636A (en) * 1987-10-23 1989-07-05 Rockwell International Corp Controlling the brightness of a fluorescent lamp
US4904903A (en) * 1988-04-05 1990-02-27 Innovative Controls, Inc. Ballast for high intensity discharge lamps
US4952849A (en) * 1988-07-15 1990-08-28 North American Philips Corporation Fluorescent lamp controllers

Also Published As

Publication number Publication date
US5051667A (en) 1991-09-24
EP0439248A3 (en) 1993-02-03
EP0439248A2 (de) 1991-07-31
EP0439248B1 (de) 1996-04-17
DE69118721D1 (de) 1996-05-23

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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: WARNER POWER LLC, WARNER, N.H., US

8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE RUFF, WILHELM, BEIER, DAUSTER & PARTNER, 70174 STUTTGART

8339 Ceased/non-payment of the annual fee