CH608155A5 - Light-control circuit for gas-discharge lamps having a parallel control element - Google Patents
Light-control circuit for gas-discharge lamps having a parallel control elementInfo
- Publication number
- CH608155A5 CH608155A5 CH449676A CH449676A CH608155A5 CH 608155 A5 CH608155 A5 CH 608155A5 CH 449676 A CH449676 A CH 449676A CH 449676 A CH449676 A CH 449676A CH 608155 A5 CH608155 A5 CH 608155A5
- Authority
- CH
- Switzerland
- Prior art keywords
- gas
- light
- discharge lamps
- control circuit
- control element
- 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
- 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 DE2517211A1 (de) | 1975-04-16 | 1975-04-16 | Parallel-lichtsteuerungsschaltung fuer leuchtstofflampen mit zuendspannungsgenerator |
Publications (1)
Publication Number | Publication Date |
---|---|
CH608155A5 true CH608155A5 (en) | 1978-12-15 |
Family
ID=5944383
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH449676A CH608155A5 (en) | 1975-04-16 | 1976-04-09 | Light-control circuit for gas-discharge lamps having a parallel control element |
Country Status (5)
Country | Link |
---|---|
AT (1) | AT362840B (nl) |
CH (1) | CH608155A5 (nl) |
DE (1) | DE2517211A1 (nl) |
FR (1) | FR2308273A1 (nl) |
NL (1) | NL7603999A (nl) |
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 |
AU5250296A (en) * | 1995-03-16 | 1996-10-02 | 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/DE2517211A1/de active Granted
-
1976
- 1976-04-09 CH CH449676A patent/CH608155A5/xx not_active IP Right Cessation
- 1976-04-15 NL NL7603999A patent/NL7603999A/nl not_active Application Discontinuation
- 1976-04-15 AT AT280576A patent/AT362840B/de not_active IP Right Cessation
- 1976-04-16 FR FR7611325A patent/FR2308273A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2308273B3 (nl) | 1979-01-12 |
DE2517211A1 (de) | 1976-10-21 |
NL7603999A (nl) | 1976-10-19 |
DE2517211C2 (nl) | 1987-02-26 |
FR2308273A1 (fr) | 1976-11-12 |
AT362840B (de) | 1981-06-25 |
ATA280576A (de) | 1980-11-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: STANDARD TELEPHON UND RADIO AG FRIESENBERGSTR.75,Z |
|
PL | Patent ceased |