CH678998A5 - - Google Patents
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- Publication number
- CH678998A5 CH678998A5 CH3882/89A CH388289A CH678998A5 CH 678998 A5 CH678998 A5 CH 678998A5 CH 3882/89 A CH3882/89 A CH 3882/89A CH 388289 A CH388289 A CH 388289A CH 678998 A5 CH678998 A5 CH 678998A5
- Authority
- CH
- Switzerland
- Prior art keywords
- ballast
- evg11
- voltage
- ptc22
- resistor
- Prior art date
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
-
- 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
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH3882/89A CH678998A5 (cs) | 1989-10-26 | 1989-10-26 | |
| HU907554A HU206176B (en) | 1989-10-26 | 1990-10-26 | Circuit arrangement for premeating electrodes of fluorescent lamps |
| EP90915400A EP0450024A1 (de) | 1989-10-26 | 1990-10-26 | Vorheizschaltung für fluoreszenzlampen |
| RO147847A RO109138B1 (ro) | 1989-10-26 | 1990-10-26 | Circuit de preincalzire, pentru lampi fluorescente |
| AU65359/90A AU638068B2 (en) | 1989-10-26 | 1990-10-26 | Preheater circuit for fluorescent lamps |
| BR909006970A BR9006970A (pt) | 1989-10-26 | 1990-10-26 | Circuito eletronico para pre-aquecimento dos eletrodos de lampadas fluorescentes |
| JP2514210A JPH04503730A (ja) | 1989-10-26 | 1990-10-26 | 螢光灯のための予熱結線 |
| PCT/CH1990/000249 WO1991007070A1 (de) | 1989-10-26 | 1990-10-26 | Vorheizschaltung für fluoreszenzlampen |
| NO91912495A NO912495L (no) | 1989-10-26 | 1991-06-25 | Forvarmingskobling for fluorescenslamper. |
| KR1019910700650A KR920702184A (ko) | 1989-10-26 | 1991-06-25 | 형광램프의 예열회로 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH3882/89A CH678998A5 (cs) | 1989-10-26 | 1989-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH678998A5 true CH678998A5 (cs) | 1991-11-29 |
Family
ID=4265526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH3882/89A CH678998A5 (cs) | 1989-10-26 | 1989-10-26 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0450024A1 (cs) |
| JP (1) | JPH04503730A (cs) |
| KR (1) | KR920702184A (cs) |
| AU (1) | AU638068B2 (cs) |
| BR (1) | BR9006970A (cs) |
| CH (1) | CH678998A5 (cs) |
| HU (1) | HU206176B (cs) |
| RO (1) | RO109138B1 (cs) |
| WO (1) | WO1991007070A1 (cs) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5220248A (en) * | 1992-04-28 | 1993-06-15 | Wang Chin Tsan | Fluorescent-lamp protection device in an electronic instant starter assembly |
| EP0641147A1 (en) * | 1993-08-30 | 1995-03-01 | General Electric Company | Electronic quad ballast with improved hot restart |
| US5483125A (en) * | 1993-12-06 | 1996-01-09 | General Electric Company | Ballast circuit for a gas discharge lamp having a cathode pre-heat arrangement |
| DE10226899A1 (de) * | 2002-06-17 | 2003-12-24 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Vorrichtung zum Betreiben von Entladungslampen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3441992A1 (de) * | 1984-11-16 | 1986-05-22 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Schaltungsanordnung zur zuendung einer niederdruckentladungslampe |
| US4730147A (en) * | 1986-08-19 | 1988-03-08 | Siemens Aktiengesellschaft | Method and arrangement for the operation of a gas discharge lamp |
| DE3901111A1 (de) * | 1989-01-16 | 1990-07-19 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Schaltungsanordnung zum betrieb von entladungslampen |
-
1989
- 1989-10-26 CH CH3882/89A patent/CH678998A5/de not_active IP Right Cessation
-
1990
- 1990-10-26 AU AU65359/90A patent/AU638068B2/en not_active Ceased
- 1990-10-26 WO PCT/CH1990/000249 patent/WO1991007070A1/de not_active Application Discontinuation
- 1990-10-26 HU HU907554A patent/HU206176B/hu not_active IP Right Cessation
- 1990-10-26 EP EP90915400A patent/EP0450024A1/de not_active Withdrawn
- 1990-10-26 RO RO147847A patent/RO109138B1/ro unknown
- 1990-10-26 BR BR909006970A patent/BR9006970A/pt unknown
- 1990-10-26 JP JP2514210A patent/JPH04503730A/ja active Pending
-
1991
- 1991-06-25 KR KR1019910700650A patent/KR920702184A/ko not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| AU638068B2 (en) | 1993-06-17 |
| RO109138B1 (ro) | 1994-11-30 |
| HU206176B (en) | 1992-08-28 |
| KR920702184A (ko) | 1992-08-12 |
| EP0450024A1 (de) | 1991-10-09 |
| JPH04503730A (ja) | 1992-07-02 |
| HUT58175A (en) | 1992-01-28 |
| BR9006970A (pt) | 1991-10-22 |
| AU6535990A (en) | 1991-05-31 |
| WO1991007070A1 (de) | 1991-05-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |