ZA727384B - Variable precision film drive - Google Patents
Variable precision film driveInfo
- Publication number
- ZA727384B ZA727384B ZA727384A ZA727384A ZA727384B ZA 727384 B ZA727384 B ZA 727384B ZA 727384 A ZA727384 A ZA 727384A ZA 727384 A ZA727384 A ZA 727384A ZA 727384 B ZA727384 B ZA 727384B
- Authority
- ZA
- South Africa
- Prior art keywords
- film drive
- variable precision
- precision film
- variable
- drive
- Prior art date
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
- G03B21/43—Driving mechanisms
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Cameras Including Film Mechanisms (AREA)
- Projection-Type Copiers In General (AREA)
- Mechanical Control Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18998971A | 1971-10-18 | 1971-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA727384B true ZA727384B (en) | 1973-08-29 |
Family
ID=22699605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA727384A ZA727384B (en) | 1971-10-18 | 1972-10-17 | Variable precision film drive |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3711002A (xx) |
| JP (1) | JPS5240864B2 (xx) |
| AR (1) | AR196205A1 (xx) |
| AU (1) | AU467461B2 (xx) |
| BE (1) | BE790233A (xx) |
| BR (1) | BR7207293D0 (xx) |
| CA (1) | CA995790A (xx) |
| DE (1) | DE2251064A1 (xx) |
| FR (1) | FR2157572A5 (xx) |
| GB (1) | GB1396897A (xx) |
| IT (1) | IT969012B (xx) |
| NL (1) | NL7214064A (xx) |
| SE (1) | SE384585B (xx) |
| ZA (1) | ZA727384B (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57109922A (en) * | 1980-12-26 | 1982-07-08 | Olympus Optical Co Ltd | Film advancing device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3338488A (en) * | 1964-08-06 | 1967-08-29 | Beattie Coleman Inc | Automatic photographic easel |
| US3369449A (en) * | 1965-04-12 | 1968-02-20 | Eastman Kodak Co | Web driving mechanism |
| US3460732A (en) * | 1967-03-06 | 1969-08-12 | Prestige Photo Products Inc | Contact printer and paper drive therefor |
-
0
- BE BE790233D patent/BE790233A/xx unknown
-
1971
- 1971-10-18 US US00189989A patent/US3711002A/en not_active Expired - Lifetime
-
1972
- 1972-10-11 GB GB4689472A patent/GB1396897A/en not_active Expired
- 1972-10-12 CA CA154,136A patent/CA995790A/en not_active Expired
- 1972-10-16 IT IT30519/72A patent/IT969012B/it active
- 1972-10-16 SE SE7213291A patent/SE384585B/xx unknown
- 1972-10-17 ZA ZA727384A patent/ZA727384B/xx unknown
- 1972-10-17 AU AU47857/72A patent/AU467461B2/en not_active Expired
- 1972-10-18 JP JP47104369A patent/JPS5240864B2/ja not_active Expired
- 1972-10-18 BR BR7293/72A patent/BR7207293D0/pt unknown
- 1972-10-18 NL NL7214064A patent/NL7214064A/xx not_active Application Discontinuation
- 1972-10-18 DE DE2251064A patent/DE2251064A1/de active Pending
- 1972-10-18 AR AR244686A patent/AR196205A1/es active
- 1972-10-18 FR FR7236960A patent/FR2157572A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5240864B2 (xx) | 1977-10-14 |
| AU467461B2 (en) | 1975-12-04 |
| BR7207293D0 (pt) | 1973-09-27 |
| GB1396897A (en) | 1975-06-11 |
| NL7214064A (xx) | 1973-04-24 |
| US3711002A (en) | 1973-01-16 |
| JPS4849845A (xx) | 1973-07-13 |
| SE384585B (sv) | 1976-05-10 |
| BE790233A (fr) | 1973-04-18 |
| AR196205A1 (es) | 1973-12-10 |
| IT969012B (it) | 1974-03-30 |
| FR2157572A5 (xx) | 1973-06-01 |
| AU4785772A (en) | 1974-04-26 |
| CA995790A (en) | 1976-08-24 |
| DE2251064A1 (de) | 1973-04-26 |
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