BE455986A - - Google Patents
Info
- Publication number
- BE455986A BE455986A BE455986DA BE455986A BE 455986 A BE455986 A BE 455986A BE 455986D A BE455986D A BE 455986DA BE 455986 A BE455986 A BE 455986A
- Authority
- BE
- Belgium
- Prior art keywords
- film
- unwinding
- drum
- reel
- unwinding device
- Prior art date
Links
- 238000004804 winding Methods 0.000 claims description 14
- 239000002023 wood Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/32—Details specially adapted for motion-picture projection
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Packaging Of Machine Parts And Wound Products (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455986A true BE455986A (enrdf_load_stackoverflow) |
Family
ID=109772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE455986D BE455986A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE455986A (enrdf_load_stackoverflow) |
-
0
- BE BE455986D patent/BE455986A/fr unknown
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