US3286567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transmitted light streak scanner
Assignee: Eastman Kodak Co
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Filing: 1964-03-09
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Granted: 1966-11-22
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Expires: 1984-03-09
Abstract
No abstract record available.
Inventors
- 👤 Robert A Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:10
CPC Classifications
G; G07; G07C; G07C3/00; G07C3/14; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89; G01N21/892; G01N21/8921; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2022; Y10T83/2024; Y10T83/525; Y10T83/531; Y10T83/533
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A STREAK FAULT DETECTOR FOR USE WITH A MOVING TRANSLUCENT WEB COMPRISING: A LIGHT SOURCE FOR ILLIMINATING ONE SIDE OF THE WEB AS IT MOVES PAST AN INSPECTION STATION; PHOTODETECTOR MEANS POSITIONED TO SCAN THE OTHER SIDE OF THE ILLUMINATED PORTION OF THE WEB, SAID PHOTODETECTOR MEANS BEING RESPONSIVE TO LIGHT TRANSMISSION OF THE WEB IN A NARROW REGION OF SUBSTANTIAL LENGTH WITH THE LONGEST AXIS OF THE SCAN PATTERN BEING PARALLEL TO THE MOVEMENT OF THE WEB; MEANS FOR DRIVING SAID PHOTODECTOR MEANS LATERALLY RELATIVE TO THE WEB SO THAT THE SCAN PATTERN COVERS A SUBSTANTIAL LATERAL PORTION THEREOF WHEREBY LONGITUDINAL STREAK FAULTS COMING WITHIN THE SCAN PATTERN WILL PROVIDE SUBSTANTIAL SIGNAL VARIATIONS TO SAID PHOTODETECTOR MEANS; ELECTRONIC CIRCUIT MEANS RECEPTIVE OF SIGNAL INFORMATION FROM SAID PHOTODETECTOR MEANS INCLUDING, A NOTCH FILTER TO INHIBIT SIGNALS CORRESPONDING TO ANY SIGNAL VARIATIONS RESULTING FROM OPERATION OF SAID DRIVING MEANS, AND AMPLIFIER MEANS RESPECTIVE OF THE FILTERED SIGNAL INFORMATION FOR DEVELOPING A DISTINGUISHABLE ERROR SIGNAL IN RESPONSE TO A STREAK FAULT; AND SORTER MEANS FOR SEPARATING PORTIONS OF THE TRANSLUCENT WEB CAUSING SUCH ERROR SIGNALS FROM OTHER PORTIONS OF THE WEB.
Claim 2
Dependent Claim
189 words
A STREAK FAULT DETECTOR FOR USE WITH A MOVING TRANSLUCENT WEB COMPRISING: A LIGHT SOURCE FOR ILLIMINATING ONE SIDE OF THE WEB AS IT MOVES PAST AN INSPECTION STATION; PHOTODETECTOR MEANS POSITIONED TO SCAN THE OTHER SIDE OF THE ILLUMINATED PORTION OF THE WEB, SAID PHOTODETECTOR MEANS BEING RESPONSIVE TO LIGHT TRANSMISSION OF THE WEB IN A NARROW REGION OF SUBSTANTIAL LENGTH WITH THE LONGEST AXIS OF THE SCAN PATTERN BEING PARALLEL TO THE MOVEMENT OF THE WEB; MEANS FOR DRIVING SAID PHOTODECTOR MEANS LATERALLY RELATIVE TO THE WEB SO THAT THE SCAN PATTERN COVERS A SUBSTANTIAL LATERAL PORTION THEREOF WHEREBY LONGITUDINAL STREAK FAULTS COMING WITHIN THE SCAN PATTERN WILL PROVIDE SUBSTANTIAL SIGNAL VARIATIONS TO SAID PHOTODETECTOR MEANS; ELECTRONIC CIRCUIT MEANS RECEPTIVE OF SIGNAL INFORMATION FROM SAID PHOTODETECTOR MEANS INCLUDING, A NOTCH FILTER TO INHIBIT SIGNALS CORRESPONDING TO ANY SIGNAL VARIATIONS RESULTING FROM OPERATION OF SAID DRIVING MEANS, AND AMPLIFIER MEANS RESPECTIVE OF THE FILTERED SIGNAL INFORMATION FOR DEVELOPING A DISTINGUISHABLE ERROR SIGNAL IN RESPONSE TO A STREAK FAULT; AND SORTER MEANS FOR SEPARATING PORTIONS OF THE TRANSLUCENT WEB CAUSING SUCH ERROR SIGNALS FROM OTHER PORTIONS OF THE WEB.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |