CH489177A - Convertitore corrente continua - corrente continua per fotoflash - Google Patents
Convertitore corrente continua - corrente continua per fotoflashInfo
- Publication number
- CH489177A CH489177A CH495469A CH495469A CH489177A CH 489177 A CH489177 A CH 489177A CH 495469 A CH495469 A CH 495469A CH 495469 A CH495469 A CH 495469A CH 489177 A CH489177 A CH 489177A
- Authority
- CH
- Switzerland
- Prior art keywords
- direct current
- photoflash
- converter
- current converter
- direct
- Prior art date
Links
Classifications
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/338—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in a self-oscillating arrangement
- H02M3/3381—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only in a self-oscillating arrangement using a single commutation path
-
- 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
- H05B41/282—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
-
- 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
- H05B41/30—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp
- H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
-
- 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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1486268 | 1968-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH489177A true CH489177A (it) | 1970-04-15 |
Family
ID=32922981
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH495469A CH489177A (it) | 1968-04-05 | 1969-04-01 | Convertitore corrente continua - corrente continua per fotoflash |
Country Status (6)
Country | Link |
---|---|
US (1) | US3582826A (it) |
CH (1) | CH489177A (it) |
DE (1) | DE1916905B2 (it) |
FR (1) | FR2005580A1 (it) |
GB (1) | GB1252063A (it) |
NL (1) | NL6904173A (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3671773A (en) * | 1971-05-18 | 1972-06-20 | Us Air Force | D.c. converter having control transistor in blocking oscillator feedback |
US4394719A (en) * | 1981-12-11 | 1983-07-19 | Eastman Kodak Company | Current control apparatus for a flyback capacitor charger |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3161836A (en) * | 1960-11-03 | 1964-12-15 | Ledex Inc | Pulsing circuit |
US3435320A (en) * | 1967-02-10 | 1969-03-25 | Robert H Lee | Dc to dc converter |
-
1969
- 1969-02-18 FR FR6904040A patent/FR2005580A1/fr not_active Withdrawn
- 1969-03-18 NL NL6904173A patent/NL6904173A/xx unknown
- 1969-03-19 GB GB1436269A patent/GB1252063A/en not_active Expired
- 1969-04-01 CH CH495469A patent/CH489177A/it not_active IP Right Cessation
- 1969-04-02 DE DE19691916905 patent/DE1916905B2/de not_active Withdrawn
- 1969-04-07 US US814119A patent/US3582826A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE1916905B2 (de) | 1971-03-18 |
FR2005580A1 (it) | 1969-12-12 |
GB1252063A (en) | 1971-11-03 |
NL6904173A (it) | 1969-10-07 |
US3582826A (en) | 1971-06-01 |
DE1916905A1 (de) | 1970-01-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |