Frame count cuer for continuous photographic film printer
Abstract
Abstract A FRAME COUNT CUER FOR CONTROLLING THE OPERATION OF A CONTINUOUS PHOTOGRAPHIC FILM PRINTER. AS THE "PREPRINT" FILM AND OVERLAYING "RAW STOCK" ARE PASSED THROUGH THE PRINTER, A SIGNAL IS GENERATED CORRESPONDING TO THE QUANTITY OF FILM DRAWN ACROSS THE EXPOSURE APERTURE. A COUNTER IS DRIVEN BY THE SIGNAL AND PROVIDES A PROGRESSIVE INTEGRAL FOOTAGE AND FRAME COUNT OF THE AMOUNT OF FILM PASSING THROUGH THE PRINTER. THE INFORMATION FROM A PUNCHED SCENE LENGTH TAPE IS USED TO SET A STORAGE UNIT TO THE DESIRED SCENE LENGTH AND THE SETTING OF THE STORAGE UNIT IS COMPARED WITH THE COUNTER BY A COMPARATOR. UPON COINCIDENCE, A CUE SIGNAL IS FED FROM THE COMPARATOR TO THE PRINTER LIGHT VALVES. THE LIGHT VALVES ARE PRESET WITH INFORMATION OBTAINED FROM A PUNCHED PAPER TAPE IN ACCORDANCE WITH A PREDETERMINED PREFERRED LIGHT LEVEL AND HUE FOR THE SCENE TO BE PRINTED.
Inventors
- 👤 A Balint
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |