FR492244A - Improvements to cinematographic devices and to the intermittent drive mechanism intended for them - Google Patents
Improvements to cinematographic devices and to the intermittent drive mechanism intended for themInfo
- Publication number
- FR492244A FR492244A FR492244DA FR492244A FR 492244 A FR492244 A FR 492244A FR 492244D A FR492244D A FR 492244DA FR 492244 A FR492244 A FR 492244A
- Authority
- FR
- France
- Prior art keywords
- drive mechanism
- intermittent drive
- mechanism intended
- cinematographic
- devices
- 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
- G03B1/18—Moving film strip by means which act on the film between the ends thereof
- G03B1/20—Acting means
- G03B1/22—Claws or pins engaging holes in the film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR492244T | 1918-10-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR492244A true FR492244A (en) | 1919-07-02 |
Family
ID=1528148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR492244D Expired FR492244A (en) | 1918-10-11 | 1918-10-11 | Improvements to cinematographic devices and to the intermittent drive mechanism intended for them |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR492244A (en) |
-
1918
- 1918-10-11 FR FR492244D patent/FR492244A/en not_active Expired
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