FR2235569A1 - - Google Patents
Info
- Publication number
- FR2235569A1 FR2235569A1 FR7416716A FR7416716A FR2235569A1 FR 2235569 A1 FR2235569 A1 FR 2235569A1 FR 7416716 A FR7416716 A FR 7416716A FR 7416716 A FR7416716 A FR 7416716A FR 2235569 A1 FR2235569 A1 FR 2235569A1
- 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.)
- Granted
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 true FR2235569A1 (cs) | 1975-01-24 |
| FR2235569B1 FR2235569B1 (cs) | 1977-10-28 |
Family
ID=23474140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7416716A Expired FR2235569B1 (cs) | 1973-06-26 | 1974-05-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3882358A (cs) |
| DE (1) | DE2422201A1 (cs) |
| FR (1) | FR2235569B1 (cs) |
| GB (1) | GB1434463A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2473763A1 (fr) * | 1980-01-11 | 1981-07-17 | Hartai Julius | Dispositif de charge d'un condensateur |
Families Citing this family (5)
| 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 (de) * | 1976-03-03 | 1983-08-25 | Robert Bosch Gmbh, 7000 Stuttgart | Schaltungsanordnung für lichtmengengesteuerte Elektronenblitzgeräte |
| 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 (cs) * | 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/de active Pending
- 1974-05-14 GB GB2118474A patent/GB1434463A/en not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2473763A1 (fr) * | 1980-01-11 | 1981-07-17 | Hartai Julius | Dispositif de charge d'un condensateur |
Also Published As
| Publication number | Publication date |
|---|---|
| US3882358A (en) | 1975-05-06 |
| FR2235569B1 (cs) | 1977-10-28 |
| DE2422201A1 (de) | 1975-01-16 |
| GB1434463A (en) | 1976-05-05 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |