CH515522A - Mécanisme de changement de vitesse et de mode pour projecteur cinématographique - Google Patents
Mécanisme de changement de vitesse et de mode pour projecteur cinématographiqueInfo
- Publication number
- CH515522A CH515522A CH1715969A CH1715969A CH515522A CH 515522 A CH515522 A CH 515522A CH 1715969 A CH1715969 A CH 1715969A CH 1715969 A CH1715969 A CH 1715969A CH 515522 A CH515522 A CH 515522A
- Authority
- CH
- Switzerland
- Prior art keywords
- mode change
- change mechanism
- cinema projector
- speed
- projector speed
- 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
- G03B1/00—Film strip handling
- G03B1/42—Guiding, framing, or constraining film in desired position relative to lens system
- G03B1/48—Gates or pressure devices, e.g. plate
- G03B1/50—Gates or pressure devices, e.g. plate adjustable or interchangeable, e.g. for different film widths
-
- 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
- G03B19/00—Cameras
- G03B19/18—Motion-picture cameras
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Replacement Of Web Rolls (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77701868A | 1968-11-19 | 1968-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH515522A true CH515522A (fr) | 1971-11-15 |
Family
ID=25109031
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1715869A CH514862A (fr) | 1968-11-19 | 1969-11-18 | Mécanisme d'entraînement et de guidage de film dans un projecteur cinématographique |
CH1715969A CH515522A (fr) | 1968-11-19 | 1969-11-18 | Mécanisme de changement de vitesse et de mode pour projecteur cinématographique |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1715869A CH514862A (fr) | 1968-11-19 | 1969-11-18 | Mécanisme d'entraînement et de guidage de film dans un projecteur cinématographique |
Country Status (8)
Country | Link |
---|---|
US (1) | US3635548A (fr) |
AT (2) | AT299701B (fr) |
BE (3) | BE741895A (fr) |
CH (2) | CH514862A (fr) |
DE (3) | DE1957393B2 (fr) |
FR (3) | FR2023644A1 (fr) |
GB (2) | GB1227330A (fr) |
NL (3) | NL6917391A (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3907413A (en) * | 1972-02-01 | 1975-09-23 | Vockenhuber Karl | Strip-feeding mechanism for motion-picture projectors and the like |
US6911001B2 (en) * | 2002-12-23 | 2005-06-28 | Zunker Maryann | Receptacle for applicator for incontinence insert |
WO2005103811A1 (fr) * | 2004-04-20 | 2005-11-03 | Imax Corporation | Procedes de transport d'un film a commande electronique et systemes |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3402007A (en) * | 1955-06-15 | 1968-09-17 | Eastman Kodak Co | Film feeding mechanism |
US3159841A (en) * | 1960-12-19 | 1964-12-01 | Kalart Co Inc | Motion picture film projector and editor |
US3181174A (en) * | 1961-07-21 | 1965-04-27 | Optische Ind De Oude Delft Nv | Variable intermittent film advancing means |
US3471227A (en) * | 1967-03-15 | 1969-10-07 | Eastman Kodak Co | Device for controlling film pull-down mechanism to provide forward,reverse and still projection in a motion picture projector |
-
1968
- 1968-11-19 US US777018A patent/US3635548A/en not_active Expired - Lifetime
-
1969
- 1969-10-30 GB GB1227330D patent/GB1227330A/en not_active Expired
- 1969-10-30 GB GB53206/69A patent/GB1284748A/en not_active Expired
- 1969-11-14 DE DE19691957393 patent/DE1957393B2/de active Pending
- 1969-11-14 DE DE19691957392 patent/DE1957392A1/de active Pending
- 1969-11-14 DE DE19691957451 patent/DE1957451B2/de active Pending
- 1969-11-17 AT AT1070669A patent/AT299701B/de not_active IP Right Cessation
- 1969-11-17 AT AT1070469A patent/AT297493B/de not_active IP Right Cessation
- 1969-11-18 CH CH1715869A patent/CH514862A/fr not_active IP Right Cessation
- 1969-11-18 CH CH1715969A patent/CH515522A/fr not_active IP Right Cessation
- 1969-11-19 FR FR6939804A patent/FR2023644A1/fr not_active Withdrawn
- 1969-11-19 NL NL6917391A patent/NL6917391A/xx unknown
- 1969-11-19 FR FR6939803A patent/FR2023643A1/fr not_active Withdrawn
- 1969-11-19 BE BE741895D patent/BE741895A/xx unknown
- 1969-11-19 NL NL6917390A patent/NL6917390A/xx unknown
- 1969-11-19 NL NL6917384A patent/NL6917384A/xx unknown
- 1969-11-19 FR FR6939802A patent/FR2023642A1/fr not_active Withdrawn
- 1969-11-19 BE BE741894D patent/BE741894A/xx unknown
- 1969-11-19 BE BE741893D patent/BE741893A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1957393A1 (de) | 1970-06-11 |
NL6917390A (fr) | 1970-05-21 |
DE1957392A1 (de) | 1970-06-11 |
NL6917384A (fr) | 1970-05-21 |
AT297493B (de) | 1972-03-27 |
FR2023644A1 (fr) | 1970-08-21 |
BE741893A (fr) | 1970-05-04 |
CH514862A (fr) | 1971-10-31 |
US3635548A (en) | 1972-01-18 |
DE1957451A1 (de) | 1970-07-09 |
GB1227330A (fr) | 1971-04-07 |
DE1957451B2 (de) | 1972-01-05 |
AT299701B (de) | 1972-06-26 |
NL6917391A (fr) | 1970-05-21 |
FR2023642A1 (fr) | 1970-08-21 |
BE741894A (fr) | 1970-05-04 |
DE1957393B2 (de) | 1972-08-31 |
BE741895A (fr) | 1970-05-04 |
GB1284748A (en) | 1972-08-09 |
FR2023643A1 (fr) | 1970-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |