CA952887A - Film feed mechanism for moving the film in normal and reverse directions - Google Patents
Film feed mechanism for moving the film in normal and reverse directionsInfo
- Publication number
- CA952887A CA952887A CA129,531A CA129531A CA952887A CA 952887 A CA952887 A CA 952887A CA 129531 A CA129531 A CA 129531A CA 952887 A CA952887 A CA 952887A
- Authority
- CA
- Canada
- Prior art keywords
- film
- normal
- moving
- feed mechanism
- reverse directions
- 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
- G03B21/10—Projectors with built-in or built-on screen
- G03B21/11—Projectors with built-in or built-on screen for microfilm reading
- G03B21/111—Projectors with built-in or built-on screen for microfilm reading of roll films
- G03B21/113—Handling roll films
-
- 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)
- Advancing Webs (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
- Registering, Tensioning, Guiding Webs, And Rollers Therefor (AREA)
- Projection-Type Copiers In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11604870A JPS546891B1 (ja) | 1970-12-21 | 1970-12-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA952887A true CA952887A (en) | 1974-08-13 |
Family
ID=14677403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA129,531A Expired CA952887A (en) | 1970-12-21 | 1971-12-07 | Film feed mechanism for moving the film in normal and reverse directions |
Country Status (5)
Country | Link |
---|---|
US (1) | US3771745A (ja) |
JP (1) | JPS546891B1 (ja) |
CA (1) | CA952887A (ja) |
DE (1) | DE2162624C3 (ja) |
GB (1) | GB1373240A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4702434A (en) * | 1986-05-19 | 1987-10-27 | Roger Brauer | Tape cassette arrangement |
US5823454A (en) * | 1996-06-26 | 1998-10-20 | Eastman Kodak Company | Film transport apparatus |
US9879737B2 (en) | 2015-12-07 | 2018-01-30 | International Business Machines Corporation | Interlock braking system |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2705599A (en) * | 1950-04-29 | 1955-04-05 | Houston Fearless Corp | Reel clutch |
US3235197A (en) * | 1961-06-06 | 1966-02-15 | Western Union Telegraph Co | Motor driven tape scanner and rewinder |
-
1970
- 1970-12-21 JP JP11604870A patent/JPS546891B1/ja active Pending
-
1971
- 1971-11-18 GB GB5349671A patent/GB1373240A/en not_active Expired
- 1971-12-06 US US00204951A patent/US3771745A/en not_active Expired - Lifetime
- 1971-12-07 CA CA129,531A patent/CA952887A/en not_active Expired
- 1971-12-16 DE DE2162624A patent/DE2162624C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS546891B1 (ja) | 1979-04-02 |
DE2162624B2 (de) | 1978-08-10 |
DE2162624C3 (de) | 1979-04-05 |
GB1373240A (en) | 1974-11-06 |
US3771745A (en) | 1973-11-13 |
DE2162624A1 (de) | 1972-06-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA922863A (en) | Synthetic film materials | |
CA970620A (en) | Reducing agent combinations in photothermographic materials | |
CA934921A (en) | Copolyketone film | |
CA967085A (en) | Corrugate-heat-shrinkable film laminates | |
CA952887A (en) | Film feed mechanism for moving the film in normal and reverse directions | |
CA937430A (en) | Film transport mechanism | |
CA919762A (en) | Slide film unit | |
CA963596A (en) | Stabilized polyester film | |
CA953866A (en) | Oriented films | |
AU445149B2 (en) | Improvements in and relating tobar feed mechanism | |
CA852579A (en) | Direction changing in conveyance systems | |
CA963595A (en) | Stabilized polyester film | |
AU429411B2 (en) | Improvements in incinerators | |
CA963708A (en) | Film unit | |
AU437689B2 (en) | Improvements in dock boards | |
CA926375A (en) | Agent for preventing seizing-up in zip-fasteners | |
CA972603A (en) | Device for preventing film movement in cameras | |
CA839167A (en) | Images in plastic layers | |
AU468826B2 (en) | Improvements in hosepipes | |
AU434914B2 (en) | Improvements in air-break-switches | |
AU463131B2 (en) | Improvements in hosepipes | |
CA854460A (en) | Film advancing and rewinding mechanism | |
AU438681B2 (en) | Improvements in conveyors | |
CA844403A (en) | Composite tipple device | |
CA839146A (en) | Biaxially oriented sheet |