FR2284135B1 - - Google Patents
Info
- Publication number
- FR2284135B1 FR2284135B1 FR7526504A FR7526504A FR2284135B1 FR 2284135 B1 FR2284135 B1 FR 2284135B1 FR 7526504 A FR7526504 A FR 7526504A FR 7526504 A FR7526504 A FR 7526504A FR 2284135 B1 FR2284135 B1 FR 2284135B1
- 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
- H05B41/32—Circuit arrangements in which the lamp is fed by pulses, e.g. flash lamp for single flash operation
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/04—Combinations of cameras with non-electronic flash apparatus; Non-electronic flash units
- G03B15/0452—Electrical ignition means connected to the shutter
- G03B15/0463—Piezoelectric ignition mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Stroboscope Apparatuses (AREA)
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US50268674A | 1974-09-03 | 1974-09-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2284135A1 FR2284135A1 (en) | 1976-04-02 |
FR2284135B1 true FR2284135B1 (en) | 1978-04-07 |
Family
ID=23998921
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7526504A Granted FR2284135A1 (en) | 1974-09-03 | 1975-08-28 | ELECTRONIC LIGHT LAMP RELEASED BY PIEZO-ELECTRIC CRYSTAL |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5413777B2 (en) |
CA (1) | CA1053320A (en) |
DE (1) | DE2539032C3 (en) |
FR (1) | FR2284135A1 (en) |
GB (1) | GB1524201A (en) |
HK (1) | HK41580A (en) |
MY (1) | MY8100139A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4530550A (en) * | 1982-09-13 | 1985-07-23 | Olympus Optical Company Ltd. | Power supply unit for electronic flash |
US7049760B2 (en) * | 2004-07-23 | 2006-05-23 | Eastman Kodak Company | Camera flash circuit using a piezoelectric transformer to trigger firing of the camera flash tube |
DE102014105300A1 (en) | 2014-03-12 | 2015-09-17 | Von Ardenne Gmbh | Processing arrangement and method for operating a processing arrangement |
CN115264527B (en) * | 2022-07-27 | 2024-04-09 | 南京理工大学 | Portable photoinduced ignition device |
-
1975
- 1975-08-07 CA CA233,025A patent/CA1053320A/en not_active Expired
- 1975-08-28 FR FR7526504A patent/FR2284135A1/en active Granted
- 1975-09-02 DE DE2539032A patent/DE2539032C3/en not_active Expired
- 1975-09-02 JP JP10646575A patent/JPS5413777B2/ja not_active Expired
- 1975-09-03 GB GB36307/75A patent/GB1524201A/en not_active Expired
-
1980
- 1980-08-07 HK HK415/80A patent/HK41580A/en unknown
-
1981
- 1981-12-30 MY MY139/81A patent/MY8100139A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA1053320A (en) | 1979-04-24 |
GB1524201A (en) | 1978-09-06 |
DE2539032B2 (en) | 1977-12-08 |
DE2539032A1 (en) | 1976-03-11 |
MY8100139A (en) | 1981-12-31 |
HK41580A (en) | 1980-08-15 |
DE2539032C3 (en) | 1978-07-20 |
JPS5413777B2 (en) | 1979-06-02 |
JPS5152822A (en) | 1976-05-10 |
FR2284135A1 (en) | 1976-04-02 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |