GB685407A - Improvements relating to photographic roll-film cameras - Google Patents
Improvements relating to photographic roll-film camerasInfo
- Publication number
- GB685407A GB685407A GB671/51A GB67151A GB685407A GB 685407 A GB685407 A GB 685407A GB 671/51 A GB671/51 A GB 671/51A GB 67151 A GB67151 A GB 67151A GB 685407 A GB685407 A GB 685407A
- Authority
- GB
- United Kingdom
- Prior art keywords
- film
- photographic roll
- camera
- springs
- improvements relating
- 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
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
- G03B1/00—Film strip handling
- G03B1/42—Guiding, framing, or constraining film in desired position relative to lens system
- G03B1/48—Gates or pressure devices, e.g. plate
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Camera Bodies And Camera Details Or Accessories (AREA)
Abstract
685,407. Photographic roll-film cameras. AGFA CAMERA WERK MUNCHEN (U.S. ADMINISTRATION). Jan. 9, 1951 [Feb. 15, 1950], No. 671/51. Class 98 (i). The pressure-plate of a photographic roll-film camera has a depression of a depth within the range 20-200 Á in the side thereof which engages the backing of a film in the picture gate so that the film in the gate is concave towards the camera lens. The pressure-plate shown is connected by springs 5 to the camera back 4 and is in two parts 6, 7 of which the part 6 is connected to the springs 5. Springs 8 connect the part 7 with the part 6 and the part 7 has flanges 7a for engaging the margins of a film 3 in the picture gate 2. This part 7 has the depression 9 therein.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE685407X | 1950-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB685407A true GB685407A (en) | 1953-01-07 |
Family
ID=6597853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB671/51A Expired GB685407A (en) | 1950-02-15 | 1951-01-09 | Improvements relating to photographic roll-film cameras |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB685407A (en) |
-
1951
- 1951-01-09 GB GB671/51A patent/GB685407A/en not_active Expired
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