GB1158691A - A Camera Shutter having an Electronic Timing Device - Google Patents
A Camera Shutter having an Electronic Timing DeviceInfo
- Publication number
- GB1158691A GB1158691A GB762168A GB762168A GB1158691A GB 1158691 A GB1158691 A GB 1158691A GB 762168 A GB762168 A GB 762168A GB 762168 A GB762168 A GB 762168A GB 1158691 A GB1158691 A GB 1158691A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shutter
- lever
- disc
- period
- switch
- Prior art date
- 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
- 230000000977 initiatory effect Effects 0.000 abstract 1
- 230000007246 mechanism Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
Classifications
-
- 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
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/081—Analogue circuits
- G03B7/083—Analogue circuits for control of exposure time
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Shutters For Cameras (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP0041782 | 1967-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1158691A true GB1158691A (en) | 1969-07-16 |
Family
ID=7378079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB762168A Expired GB1158691A (en) | 1967-04-01 | 1968-02-16 | A Camera Shutter having an Electronic Timing Device |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR1550880A (cs) |
| GB (1) | GB1158691A (cs) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3798445A (en) * | 1971-02-18 | 1974-03-19 | Gulf & Western Industries | Traffic signal lens |
| US3810222A (en) * | 1972-11-06 | 1974-05-07 | Seiko Koki Kk | Switching device for electronic shutter |
| US4057812A (en) * | 1967-04-01 | 1977-11-08 | Prontor-Werk Alfred Gauthier Gmbh | Camera shutter having an electronic timing device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS508660B1 (cs) * | 1970-06-05 | 1975-04-05 |
-
1968
- 1968-01-12 FR FR1550880D patent/FR1550880A/fr not_active Expired
- 1968-02-16 GB GB762168A patent/GB1158691A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4057812A (en) * | 1967-04-01 | 1977-11-08 | Prontor-Werk Alfred Gauthier Gmbh | Camera shutter having an electronic timing device |
| US3798445A (en) * | 1971-02-18 | 1974-03-19 | Gulf & Western Industries | Traffic signal lens |
| US3810222A (en) * | 1972-11-06 | 1974-05-07 | Seiko Koki Kk | Switching device for electronic shutter |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1597349A1 (de) | 1970-05-14 |
| FR1550880A (cs) | 1968-12-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |