FR2308273B3 - - Google Patents
Info
- Publication number
- FR2308273B3 FR2308273B3 FR7611325A FR7611325A FR2308273B3 FR 2308273 B3 FR2308273 B3 FR 2308273B3 FR 7611325 A FR7611325 A FR 7611325A FR 7611325 A FR7611325 A FR 7611325A FR 2308273 B3 FR2308273 B3 FR 2308273B3
- Authority
- FR
- France
- 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
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
- H05B41/38—Controlling the intensity of light
- H05B41/39—Controlling the intensity of light continuously
- H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752517211 DE2517211C2 (de) | 1975-04-16 | 1975-04-16 | Schaltung zur Helligkeitssteuerung von Gasentladungslampen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2308273A1 FR2308273A1 (fr) | 1976-11-12 |
| FR2308273B3 true FR2308273B3 (US06649357-20031118-C00005.png) | 1979-01-12 |
Family
ID=5944383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7611325A Granted FR2308273A1 (fr) | 1975-04-16 | 1976-04-16 | Dispositif de controle du flux lumineux d'une pluralite de lampes fluorescentes par un organe de reglage branche en parallele |
Country Status (5)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5757145A (en) * | 1994-06-10 | 1998-05-26 | Beacon Light Products, Inc. | Dimming control system and method for a fluorescent lamp |
| US5652481A (en) * | 1994-06-10 | 1997-07-29 | Beacon Light Products, Inc. | Automatic state tranition controller for a fluorescent lamp |
| EP0824850B1 (en) * | 1995-03-16 | 1999-06-16 | Beacon Light Products, Inc. | Dimming controller and method for a fluorescent lamp |
| US5631523A (en) * | 1995-09-19 | 1997-05-20 | Beacon Light Products, Inc. | Method of regulating lamp current through a fluorescent lamp by pulse energizing a driving supply |
| US5739640A (en) * | 1995-12-08 | 1998-04-14 | Beacon Light Products, Inc. | Low line voltage detection control module and method for a fluorescent lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2332682C2 (de) * | 1973-06-25 | 1985-06-27 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Schaltung zur Helligkeitssteuerung von Gasentladungslampen |
-
1975
- 1975-04-16 DE DE19752517211 patent/DE2517211C2/de not_active Expired
-
1976
- 1976-04-09 CH CH449676A patent/CH608155A5/xx not_active IP Right Cessation
- 1976-04-15 AT AT280576A patent/AT362840B/de not_active IP Right Cessation
- 1976-04-15 NL NL7603999A patent/NL7603999A/xx not_active Application Discontinuation
- 1976-04-16 FR FR7611325A patent/FR2308273A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2308273A1 (fr) | 1976-11-12 |
| ATA280576A (de) | 1980-11-15 |
| DE2517211A1 (de) | 1976-10-21 |
| NL7603999A (nl) | 1976-10-19 |
| CH608155A5 (en) | 1978-12-15 |
| DE2517211C2 (de) | 1987-02-26 |
| AT362840B (de) | 1981-06-25 |
