NL7200720A - - Google Patents
Info
- Publication number
- NL7200720A NL7200720A NL7200720A NL7200720A NL7200720A NL 7200720 A NL7200720 A NL 7200720A NL 7200720 A NL7200720 A NL 7200720A NL 7200720 A NL7200720 A NL 7200720A NL 7200720 A NL7200720 A NL 7200720A
- Authority
- NL
- Netherlands
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
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE794165D BE794165A (fr) | 1972-01-19 | Dispositif muni d'une lampe a decharge dans le gaz et/ou dans la vapeur | |
| NL7200720A NL7200720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-19 | 1972-01-19 | |
| DE2263582A DE2263582C2 (de) | 1972-01-19 | 1972-12-27 | Anordnung zum Zünden und Betrieb einer Niederdruckquecksilberdampfentladungslampe |
| US321655A US3906302A (en) | 1972-01-19 | 1973-01-08 | Arrangement provided with a gas and/or vapour discharge lamp |
| JP670873A JPS579200B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-19 | 1973-01-16 | |
| AT33573*#A AT328561B (de) | 1972-01-19 | 1973-01-16 | Vorrichtung mit einer gas- und/oder dampfentladungslampe |
| GB219273A GB1357313A (en) | 1972-01-19 | 1973-01-16 | Arrangement provided with a gas and/or vapour discharge lamp |
| FR7301579A FR2168436B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-19 | 1973-01-17 | |
| CA161,650A CA1029432A (en) | 1972-01-19 | 1973-01-19 | Cataphoresis prevention circuit for discharge lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7200720A NL7200720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-19 | 1972-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7200720A true NL7200720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-07-23 |
Family
ID=19815188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7200720A NL7200720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-01-19 | 1972-01-19 |
Country Status (9)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0081862A3 (en) * | 1977-12-28 | 1984-07-18 | Datapower, Inc. | Control apparatus for operating a gas discharge lamp |
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4128789A (en) * | 1976-06-30 | 1978-12-05 | General Electric Company | Method of operating gaseous discharge lamps |
| DE2738065A1 (de) * | 1976-09-02 | 1978-03-09 | Gen Electric | Schaltung zum betrieb von gasentladungslampen |
| US4051412A (en) * | 1976-09-02 | 1977-09-27 | General Electric Company | Discharge lamp operating circuit |
| US4168453A (en) * | 1977-12-28 | 1979-09-18 | Datapower, Inc. | Variable intensity control apparatus for operating a gas discharge lamp |
| US4230971A (en) * | 1978-09-07 | 1980-10-28 | Datapower, Inc. | Variable intensity control apparatus for operating a gas discharge lamp |
| US4266165A (en) * | 1978-12-27 | 1981-05-05 | Datapower, Inc. | High intensity discharge lamp starting circuit |
| US4253046A (en) * | 1978-12-11 | 1981-02-24 | Datapower, Inc. | Variable intensity control apparatus for operating a gas discharge lamp |
| JPH0156518B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1977-12-28 | 1989-11-30 | Deetapawaa Inc | |
| US4238710A (en) * | 1978-12-27 | 1980-12-09 | Datapower, Inc. | Symmetry regulated high frequency ballast |
| US5469028A (en) * | 1978-03-20 | 1995-11-21 | Nilssen; Ole K. | Electronic ballast drawing sinusoidal line current |
| DE2924069C2 (de) * | 1979-06-15 | 1982-05-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zum Zünden und Betrieb einer Gas- und/oder Dampfentladungslampe |
| DE3101568C2 (de) * | 1981-01-20 | 1986-01-09 | Wollank, Gerhard, Prof. Dipl.-Phys., 5040 Brühl | Schaltungsanordnung zum Betrieb von Niederdruckentladungslampen mit einstellbarem Lichtstrom |
| FI63314C (fi) | 1981-06-08 | 1983-05-10 | Helvar Oy | Elektroniskt foerkopplingsdon foer gasurladdningslampa |
| JPS5870624U (ja) * | 1981-11-06 | 1983-05-13 | 松下電器産業株式会社 | 操作ボタン装置 |
| US4422138A (en) * | 1981-12-11 | 1983-12-20 | General Electric Company | Power supply for low-voltage load |
| GB2126810A (en) * | 1982-09-06 | 1984-03-28 | David John Martin | Electronic drive circuit for discharge lamps |
| US4663570A (en) * | 1984-08-17 | 1987-05-05 | Lutron Electronics Co., Inc. | High frequency gas discharge lamp dimming ballast |
| US4894587A (en) * | 1984-08-17 | 1990-01-16 | Lutron Electronics Co., Inc. | High frequency gas discharge lamp dimming ballast |
| US4686428A (en) * | 1985-08-28 | 1987-08-11 | Innovative Controls, Incorporated | High intensity discharge lamp self-adjusting ballast system with current limiters and a current feedback loop |
| US4682084A (en) * | 1985-08-28 | 1987-07-21 | Innovative Controls, Incorporated | High intensity discharge lamp self-adjusting ballast system sensitive to the radiant energy or heat of the lamp |
| US4999547A (en) * | 1986-09-25 | 1991-03-12 | Innovative Controls, Incorporated | Ballast for high pressure sodium lamps having constant line and lamp wattage |
| US4857810A (en) * | 1987-03-17 | 1989-08-15 | General Electric Company | Current interruption operating circuit for a gaseous discharge lamp |
| US4904903A (en) * | 1988-04-05 | 1990-02-27 | Innovative Controls, Inc. | Ballast for high intensity discharge lamps |
| US4952847A (en) * | 1989-06-05 | 1990-08-28 | Lin Tieng Fu | Stable ignition means for fluorescent lamp or the like |
| US4970437A (en) * | 1989-07-10 | 1990-11-13 | Motorola Lighting, Inc. | Chopper for conventional ballast system |
| EP0478054B1 (en) * | 1990-09-25 | 1997-08-06 | Matsushita Electric Works, Ltd. | Apparatus for operating discharge lamps |
| FR2771590B1 (fr) | 1997-11-21 | 2003-01-03 | Sgs Thomson Microelectronics | Circuit de commande de lampe fluorescente |
| US6121734A (en) * | 1998-10-16 | 2000-09-19 | Szabados; Barna | Apparatus for dimming a fluorescent lamp with a magnetic ballast |
| US6538395B2 (en) | 1999-10-15 | 2003-03-25 | 1263357 Ontario Inc. | Apparatus for dimming a fluorescent lamp with a magnetic ballast |
| US7274148B2 (en) * | 2005-02-04 | 2007-09-25 | Osram Sylvania Inc. | Lamp having fixed forward phase switching power supply with time-based triggering |
| US20050110438A1 (en) * | 2005-02-04 | 2005-05-26 | Osram Sylvania Inc. | Fixed forward phase switching power supply with time-based triggering |
| US20050110439A1 (en) * | 2005-02-04 | 2005-05-26 | Osram Sylvania Inc. | Method of operating a lamp containing a fixed forward phase switching power supply |
| US7291984B2 (en) * | 2005-02-04 | 2007-11-06 | Osram Sylvania Inc. | Method of reducing RMS load voltage in a lamp using pulse width modulation |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3315124A (en) * | 1964-08-14 | 1967-04-18 | Gen Electric | Transistorized constant emission current regulator using a resonant transformer in the power supply |
| US3619716A (en) * | 1969-07-23 | 1971-11-09 | Lutron Electronics Co | High-frequency fluorescent tube lighting circuit and ac driving circuit therefor |
| US3629648A (en) * | 1969-07-31 | 1971-12-21 | Brent W Brown | Transistorized fluorescent tube operating circuit |
| US3701925A (en) * | 1970-02-28 | 1972-10-31 | Blackwell Electronics Ind Co L | Instantaneous starting system for discharge lamp |
| JPS4945814U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-07-24 | 1974-04-22 |
-
0
- BE BE794165D patent/BE794165A/xx not_active IP Right Cessation
-
1972
- 1972-01-19 NL NL7200720A patent/NL7200720A/xx active Search and Examination
- 1972-12-27 DE DE2263582A patent/DE2263582C2/de not_active Expired
-
1973
- 1973-01-08 US US321655A patent/US3906302A/en not_active Expired - Lifetime
- 1973-01-16 AT AT33573*#A patent/AT328561B/de not_active IP Right Cessation
- 1973-01-16 JP JP670873A patent/JPS579200B2/ja not_active Expired
- 1973-01-16 GB GB219273A patent/GB1357313A/en not_active Expired
- 1973-01-17 FR FR7301579A patent/FR2168436B1/fr not_active Expired
- 1973-01-19 CA CA161,650A patent/CA1029432A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0081862A3 (en) * | 1977-12-28 | 1984-07-18 | Datapower, Inc. | Control apparatus for operating a gas discharge lamp |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2168436A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-08-31 |
| ATA33573A (de) | 1975-06-15 |
| FR2168436B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-12-30 |
| GB1357313A (en) | 1974-06-19 |
| JPS4882686A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-11-05 |
| DE2263582C2 (de) | 1982-09-02 |
| AT328561B (de) | 1976-03-25 |
| BE794165A (fr) | 1973-07-17 |
| JPS579200B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-02-19 |
| US3906302A (en) | 1975-09-16 |
| CA1029432A (en) | 1978-04-11 |
| DE2263582A1 (de) | 1973-07-26 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BT | A document has been added to the application laid open to public inspection | ||
| BN | A decision not to publish the application has become irrevocable |