FR527595A - Perfectionnements apportés aux projecteurs de cinéma - Google Patents
Perfectionnements apportés aux projecteurs de cinémaInfo
- Publication number
- FR527595A FR527595A FR527595A FR527595DA FR527595A FR 527595 A FR527595 A FR 527595A FR 527595 A FR527595 A FR 527595A FR 527595D A FR527595D A FR 527595DA FR 527595 A FR527595 A FR 527595A
- Authority
- FR
- France
- Prior art keywords
- cinema projectors
- cinema
- projectors
- 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
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/32—Details specially adapted for motion-picture projection
-
- 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
- G03B21/43—Driving mechanisms
- G03B21/44—Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed
- G03B21/46—Mechanisms transmitting motion to film-strip feed; Mechanical linking of shutter and intermittent feed affording adjustment for framing
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR527595T | 1920-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR527595A true FR527595A (fr) | 1921-10-27 |
Family
ID=8921498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR527595A Expired FR527595A (fr) | 1920-10-05 | 1920-10-05 | Perfectionnements apportés aux projecteurs de cinéma |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR527595A (fr) |
-
1920
- 1920-10-05 FR FR527595A patent/FR527595A/fr not_active Expired
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