BE422718A - - Google Patents
Info
- Publication number
- BE422718A BE422718A BE422718DA BE422718A BE 422718 A BE422718 A BE 422718A BE 422718D A BE422718D A BE 422718DA BE 422718 A BE422718 A BE 422718A
- Authority
- BE
- Belgium
- Prior art keywords
- roller
- driven
- films
- motor
- coupling
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims description 23
- 238000010168 coupling process Methods 0.000 claims description 23
- 238000005859 coupling reaction Methods 0.000 claims description 23
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000010276 construction Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 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
- G03B27/00—Photographic printing apparatus
- G03B27/02—Exposure apparatus for contact printing
- G03B27/04—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box
- G03B27/08—Copying apparatus without a relative movement between the original and the light source during exposure, e.g. printing frame or printing box for automatic copying of several originals one after the other, e.g. for copying cinematograph film
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Friction Gearing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE422718A true BE422718A (enrdf_load_stackoverflow) |
Family
ID=84330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE422718D BE422718A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE422718A (enrdf_load_stackoverflow) |
-
0
- BE BE422718D patent/BE422718A/fr unknown
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