FR2235569B1 - - Google Patents
Info
- Publication number
- FR2235569B1 FR2235569B1 FR7416716A FR7416716A FR2235569B1 FR 2235569 B1 FR2235569 B1 FR 2235569B1 FR 7416716 A FR7416716 A FR 7416716A FR 7416716 A FR7416716 A FR 7416716A FR 2235569 B1 FR2235569 B1 FR 2235569B1
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US373848A US3882358A (en) | 1973-06-26 | 1973-06-26 | Anti-holdover charging circuit for flash lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2235569A1 FR2235569A1 (en) | 1975-01-24 |
FR2235569B1 true FR2235569B1 (en) | 1977-10-28 |
Family
ID=23474140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7416716A Expired FR2235569B1 (en) | 1973-06-26 | 1974-05-07 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3882358A (en) |
DE (1) | DE2422201A1 (en) |
FR (1) | FR2235569B1 (en) |
GB (1) | GB1434463A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4054815A (en) * | 1975-04-15 | 1977-10-18 | Siemens Aktiengesellschaft | Circuit arrangement for igniting a gas discharge flash tube |
US4082983A (en) * | 1975-06-23 | 1978-04-04 | Rollei Of America, Inc. | Capacitor charging system for electronic flash apparatus |
DE2608652C2 (en) * | 1976-03-03 | 1983-08-25 | Robert Bosch Gmbh, 7000 Stuttgart | Circuit arrangement for light quantity-controlled electronic flash units |
NO145320C (en) * | 1980-01-11 | 1982-02-24 | Julius Hartai | INDICATORS DEVICE. |
US5574337A (en) * | 1994-06-30 | 1996-11-12 | Eastman Kodak Company | Single touch flash charger control |
US5634153A (en) * | 1995-12-21 | 1997-05-27 | Eastman Kodak Company | Static immunity for single touch flash charger control |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3098947A (en) * | 1960-05-02 | 1963-07-23 | American Speedlight Corp | Electrical systems including capacitors |
US3375403A (en) * | 1965-10-04 | 1968-03-26 | Berkey Photo Inc | Electrical system for discharge device |
JPS5419778B1 (en) * | 1971-06-18 | 1979-07-18 | ||
US3764849A (en) * | 1972-03-24 | 1973-10-09 | Minolta Camera Kk | Electronic flash charging and triggering circuitry |
-
1973
- 1973-06-26 US US373848A patent/US3882358A/en not_active Expired - Lifetime
-
1974
- 1974-05-07 FR FR7416716A patent/FR2235569B1/fr not_active Expired
- 1974-05-08 DE DE2422201A patent/DE2422201A1/en active Pending
- 1974-05-14 GB GB2118474A patent/GB1434463A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2422201A1 (en) | 1975-01-16 |
GB1434463A (en) | 1976-05-05 |
US3882358A (en) | 1975-05-06 |
FR2235569A1 (en) | 1975-01-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |