DD99862A5 - - Google Patents
Info
- Publication number
- DD99862A5 DD99862A5 DD163810A DD16381072A DD99862A5 DD 99862 A5 DD99862 A5 DD 99862A5 DD 163810 A DD163810 A DD 163810A DD 16381072 A DD16381072 A DD 16381072A DD 99862 A5 DD99862 A5 DD 99862A5
- Authority
- DD
- German Democratic Republic
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
- H05B41/30—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
- H05B41/325—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation by measuring the incident light
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2131057A DE2131057B2 (de) | 1971-06-23 | 1971-06-23 | Schaltsichere Lichtmengensteuerung in einem Elektronenblitzgerät |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD99862A5 true DD99862A5 (de) | 1973-08-20 |
Family
ID=5811514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD163810A DD99862A5 (de) | 1971-06-23 | 1972-06-19 |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3809954A (de) |
| AT (1) | AT324834B (de) |
| BE (1) | BE785101A (de) |
| CA (1) | CA1008917A (de) |
| CH (1) | CH553994A (de) |
| DD (1) | DD99862A5 (de) |
| DE (1) | DE2131057B2 (de) |
| ES (1) | ES404013A1 (de) |
| FR (1) | FR2143076B1 (de) |
| GB (1) | GB1376252A (de) |
| IT (1) | IT959477B (de) |
| NL (1) | NL7208351A (de) |
| SE (1) | SE384965B (de) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2316724A1 (de) * | 1973-04-04 | 1974-10-17 | Rollei Werke Franke Heidecke | Steuerschaltung fuer elektronenblitzgeraete |
| JPS506635U (de) * | 1973-05-17 | 1975-01-23 | ||
| DE2417673A1 (de) * | 1974-04-11 | 1975-10-30 | Rollei Werke Franke Heidecke | Blitzlichtanordnung |
| US3919594A (en) * | 1974-06-18 | 1975-11-11 | Braun Ag | Computer flash apparatus with series-connected control switches |
| US3969737A (en) * | 1974-08-01 | 1976-07-13 | Eastman Kodak Company | Electronic flash unit for cameras adapted to receive flashbulbs |
| DE2445667C3 (de) * | 1974-09-25 | 1981-12-10 | Braun Ag, 6000 Frankfurt | Schaltungsanordnung zum Zünden einer elektronischen Blitzröhre |
| US4091398A (en) * | 1975-01-31 | 1978-05-23 | Nippon Kogaku K.K. | Electronic photoflash unit having remote control device transmitter function |
| JPS5196321A (en) * | 1975-02-21 | 1976-08-24 | Supiidoraitono torigaakairo | |
| US3976915A (en) * | 1975-05-27 | 1976-08-24 | Honeywell Inc. | Gate protection circuit for electronic flash apparatus |
| US3976914A (en) * | 1975-05-27 | 1976-08-24 | Honeywell Inc. | Series SCR gate hold-on circuit |
| US3974419A (en) * | 1975-05-27 | 1976-08-10 | Honeywell Inc. | Electronic flash apparatus with inhibition of contact bounce false triggering |
| US3993928A (en) * | 1975-12-19 | 1976-11-23 | Honeywell Inc. | Extended range correct exposure annunciator |
| DE2625845C3 (de) * | 1976-06-09 | 1978-11-09 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Zündschaltung für Quenchröhren in elektronischen Blitzgeräten |
| JPS52156618A (en) * | 1976-06-23 | 1977-12-27 | Nippon Chemical Ind | Flash camera controller |
| US4132923A (en) * | 1976-07-01 | 1979-01-02 | Braun Aktiengesellschaft | Circuit for light-integrator-controlled electronic flash unit |
| JPS5421070A (en) * | 1977-07-18 | 1979-02-16 | West Electric Co | Electronic flashing device |
| JPS5533152A (en) * | 1978-08-30 | 1980-03-08 | Minolta Camera Co Ltd | Shutter control system of electric shutter camera |
| JPS55134823A (en) * | 1979-04-06 | 1980-10-21 | Olympus Optical Co Ltd | Strobe light emission control system |
| JPS5645826U (de) * | 1979-09-11 | 1981-04-24 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3646865A (en) * | 1969-11-07 | 1972-03-07 | Polaroid Corp | Electronic flashlamp control network |
-
1971
- 1971-06-23 DE DE2131057A patent/DE2131057B2/de not_active Ceased
-
1972
- 1972-06-15 US US00262972A patent/US3809954A/en not_active Expired - Lifetime
- 1972-06-19 SE SE7208048A patent/SE384965B/xx unknown
- 1972-06-19 ES ES404013A patent/ES404013A1/es not_active Expired
- 1972-06-19 CA CA145,040A patent/CA1008917A/en not_active Expired
- 1972-06-19 NL NL7208351A patent/NL7208351A/xx not_active Application Discontinuation
- 1972-06-19 AT AT528072A patent/AT324834B/de not_active IP Right Cessation
- 1972-06-19 BE BE785101A patent/BE785101A/xx unknown
- 1972-06-19 IT IT9551/72A patent/IT959477B/it active
- 1972-06-19 CH CH914572A patent/CH553994A/de not_active IP Right Cessation
- 1972-06-19 GB GB2858372A patent/GB1376252A/en not_active Expired
- 1972-06-19 DD DD163810A patent/DD99862A5/xx unknown
- 1972-06-19 FR FR7222046A patent/FR2143076B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1008917A (en) | 1977-04-19 |
| DE2131057A1 (de) | 1972-12-28 |
| US3809954A (en) | 1974-05-07 |
| CH553994A (de) | 1974-09-13 |
| FR2143076A1 (de) | 1973-02-02 |
| SE384965B (sv) | 1976-05-24 |
| ES404013A1 (es) | 1975-05-01 |
| FR2143076B1 (de) | 1977-12-23 |
| AT324834B (de) | 1975-09-25 |
| GB1376252A (en) | 1974-12-04 |
| NL7208351A (de) | 1972-12-28 |
| DE2131057B2 (de) | 1973-10-18 |
| BE785101A (fr) | 1972-10-16 |
| IT959477B (it) | 1973-11-10 |