DE59703889D1 - Sicherheitsabschaltung bei asymmetrischer Lampenleistung - Google Patents

Sicherheitsabschaltung bei asymmetrischer Lampenleistung

Info

Publication number
DE59703889D1
DE59703889D1 DE59703889T DE59703889T DE59703889D1 DE 59703889 D1 DE59703889 D1 DE 59703889D1 DE 59703889 T DE59703889 T DE 59703889T DE 59703889 T DE59703889 T DE 59703889T DE 59703889 D1 DE59703889 D1 DE 59703889D1
Authority
DE
Germany
Prior art keywords
lamp power
safety shutdown
asymmetrical
asymmetrical lamp
shutdown
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
DE59703889T
Other languages
English (en)
Inventor
Dr Franck
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Application granted granted Critical
Publication of DE59703889D1 publication Critical patent/DE59703889D1/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
    • H05B41/26—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
DE59703889T 1996-05-15 1997-04-30 Sicherheitsabschaltung bei asymmetrischer Lampenleistung Expired - Lifetime DE59703889D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19619580A DE19619580A1 (de) 1996-05-15 1996-05-15 Sicherheitsabschaltung bei asymmetrischer Lampenleistung

Publications (1)

Publication Number Publication Date
DE59703889D1 true DE59703889D1 (de) 2001-08-02

Family

ID=7794387

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19619580A Withdrawn DE19619580A1 (de) 1996-05-15 1996-05-15 Sicherheitsabschaltung bei asymmetrischer Lampenleistung
DE59703889T Expired - Lifetime DE59703889D1 (de) 1996-05-15 1997-04-30 Sicherheitsabschaltung bei asymmetrischer Lampenleistung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19619580A Withdrawn DE19619580A1 (de) 1996-05-15 1996-05-15 Sicherheitsabschaltung bei asymmetrischer Lampenleistung

Country Status (4)

Country Link
US (1) US5939832A (de)
EP (1) EP0808084B1 (de)
CA (1) CA2205323C (de)
DE (2) DE19619580A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19941437A1 (de) 1999-08-30 2001-03-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer Entladungslampe
DE10046443A1 (de) * 2000-09-18 2002-03-28 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektronische Schaltung zur Detektion des Wandelbruchs bei Gasentladungslampen
US20050001558A1 (en) * 2001-11-07 2005-01-06 Buij Arnold Willem Ballast circuit arrangement for operating a discharge lamp with end of lamp life detection
DE10163033A1 (de) * 2001-12-20 2003-07-03 Tridonicatco Gmbh & Co Kg Elektronisches Vorschaltgerät mit Überwachungsschaltung zum Erkennen des in einer Gasentladungslampe auftretenden Gleichrichteffekts
DE102005028419A1 (de) * 2005-06-20 2006-12-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Abschaltschaltung
CN101060737A (zh) * 2006-04-19 2007-10-24 皇家飞利浦电子股份有限公司 一种探测灯的功能状态的电路和镇流器
US8482213B1 (en) 2009-06-29 2013-07-09 Panasonic Corporation Electronic ballast with pulse detection circuit for lamp end of life and output short protection
US8947020B1 (en) 2011-11-17 2015-02-03 Universal Lighting Technologies, Inc. End of life control for parallel lamp ballast
CN202455166U (zh) * 2011-12-31 2012-09-26 东莞市洁德电子科技有限公司 感应装置、感应充电器和感应应急灯

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57110084A (en) * 1980-12-26 1982-07-08 Toshiba Electric Equip Corp Transistor inverter
US5023516A (en) * 1988-05-10 1991-06-11 Matsushita Electric Industrial Co., Ltd. Discharge lamp operation apparatus
DE3925899A1 (de) * 1989-08-04 1991-02-07 Zumtobel Ag Elektronisches vorschaltgeraet fuer gasentladungslampen
DE4100349C2 (de) * 1990-01-31 1994-04-28 Siemens Ag Elektronisches Vorschaltgerät
US5387846A (en) * 1991-11-27 1995-02-07 Selwyn Yuen Combination ballast for driving a fluorescent lamp or tube and ballast protection circuit
US5475284A (en) * 1994-05-03 1995-12-12 Osram Sylvania Inc. Ballast containing circuit for measuring increase in DC voltage component
US5528147A (en) * 1994-06-30 1996-06-18 Motorola Lighting, Inc. Apparatus for detecting gas discharge lamp faults
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
DE19619580A1 (de) 1997-11-20
EP0808084B1 (de) 2001-06-27
CA2205323C (en) 2005-03-22
US5939832A (en) 1999-08-17
EP0808084A2 (de) 1997-11-19
CA2205323A1 (en) 1997-11-15
EP0808084A3 (de) 1998-04-22

Similar Documents

Publication Publication Date Title
DE29617598U1 (de) Laterne
DE59703889D1 (de) Sicherheitsabschaltung bei asymmetrischer Lampenleistung
DE29605799U1 (de) Notstromversorgung
DE69708404T2 (de) Leistungssteuervorrichtung
DE69510283T2 (de) Leistungsbegrenzender Regler
DE59701284D1 (de) Netzgerät
DE29617412U1 (de) Leistungsversorgung
DE29602039U1 (de) Energiesparlampe
ATA147998A (de) Inverterstromquelle
DE29616286U1 (de) Laterne
DE9405072U1 (de) Leistungsdiode
KR970043872U (ko) 고화력 버너
DE29709104U1 (de) Sicherheitsreflektor
KR960006667U (ko) 절전형 조명장치
KR970062545U (ko) 안전 표시등
KR960009339U (ko) 콘센트
DE29706146U1 (de) Starkstrom-Steckdose
KR950027994U (ko) 안전 등잔불
KR970043873U (ko) 고화력 버너
KR970063887U (ko) 안전용 반사띠
KR950009385U (ko) 수동 자가발전장치가 부설된 손전등
KR960025626U (ko) 전원서어지제어기를 내장한 에이-시 코드
FI2480U1 (fi) Lyhty
DE29700902U1 (de) Laterne
KR950007649U (ko) 파워코드 고정구

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: OSRAM GESELLSCHAFT MIT BESCHRAENKTER HAFTUNG, , DE