FR2121178A5 - - Google Patents
Info
- Publication number
- FR2121178A5 FR2121178A5 FR7147637A FR7147637A FR2121178A5 FR 2121178 A5 FR2121178 A5 FR 2121178A5 FR 7147637 A FR7147637 A FR 7147637A FR 7147637 A FR7147637 A FR 7147637A FR 2121178 A5 FR2121178 A5 FR 2121178A5
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/53—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/537—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters
- H02M7/539—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters with automatic control of output wave form or frequency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Inverter Devices (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10261070A | 1970-12-30 | 1970-12-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2121178A5 true FR2121178A5 (it) | 1972-08-18 |
Family
ID=22290737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7147637A Expired FR2121178A5 (it) | 1970-12-30 | 1971-12-30 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3689827A (it) |
CA (1) | CA938343A (it) |
DE (1) | DE2160121A1 (it) |
FR (1) | FR2121178A5 (it) |
GB (1) | GB1326810A (it) |
IT (1) | IT944920B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3969652A (en) * | 1974-01-04 | 1976-07-13 | General Electric Company | Electronic ballast for gaseous discharge lamps |
DE2419946C2 (de) * | 1974-04-25 | 1983-04-21 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Schaltungsanordnung zum Stellen einer Leistung |
US3967159A (en) * | 1975-02-03 | 1976-06-29 | Morton B. Leskin | Power supply for a laser or gas discharge lamp |
US4189663A (en) * | 1976-06-15 | 1980-02-19 | Forest Electric Company | Direct current ballasting and starting circuitry for gaseous discharge lamps |
GB2137780B (en) * | 1983-02-10 | 1986-09-17 | Newton Derby Ltd | Current regulated power supply circuit |
US4511195A (en) * | 1983-06-30 | 1985-04-16 | Beckman Instruments, Inc. | Device for starting and operating gas discharge tubes |
US4528482A (en) * | 1983-07-20 | 1985-07-09 | Merlo Joseph C | Control of energy to fluorescent lighting |
US4999547A (en) * | 1986-09-25 | 1991-03-12 | Innovative Controls, Incorporated | Ballast for high pressure sodium lamps having constant line and lamp wattage |
US5034663A (en) * | 1989-04-21 | 1991-07-23 | Progressive Dynamics, Inc. | Power source for metal halide lamps and the like |
JPH038299A (ja) * | 1989-06-02 | 1991-01-16 | Koito Mfg Co Ltd | 車輌用高圧放電灯の点灯回路 |
JP2587718B2 (ja) * | 1990-10-01 | 1997-03-05 | 株式会社小糸製作所 | 車輌用放電灯の点灯回路 |
GB2279187A (en) * | 1993-06-19 | 1994-12-21 | Thorn Lighting Ltd | Fluorescent lamp starting and operating circuit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3295048A (en) * | 1961-05-22 | 1966-12-27 | Electronic Energy Conversion C | Capacitor means for controlling the conduction of unidirectional switching devices in a power supply |
US3421069A (en) * | 1966-08-04 | 1969-01-07 | Brunswick Corp | Regulated power supply including a blocking oscillator and trigger means to turn off the oscillator |
US3471747A (en) * | 1967-02-02 | 1969-10-07 | Gen Motors Corp | Starting circuit and solid state running circuit for high pressure arc lamp |
US3467887A (en) * | 1967-08-28 | 1969-09-16 | Microdot Inc | Lighting system |
-
1970
- 1970-12-30 US US102610A patent/US3689827A/en not_active Expired - Lifetime
-
1971
- 1971-10-29 CA CA126461A patent/CA938343A/en not_active Expired
- 1971-11-13 IT IT54073/71A patent/IT944920B/it active
- 1971-12-03 DE DE19712160121 patent/DE2160121A1/de active Pending
- 1971-12-10 GB GB5794871A patent/GB1326810A/en not_active Expired
- 1971-12-30 FR FR7147637A patent/FR2121178A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1326810A (en) | 1973-08-15 |
DE2160121A1 (de) | 1972-07-06 |
US3689827A (en) | 1972-09-05 |
IT944920B (it) | 1973-04-20 |
CA938343A (en) | 1973-12-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |