US3206606A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photosensitive inspection method and apparatus
Assignee: Eastman Kodak Co
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Filing: 1961-07-20
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Granted: 1965-09-14
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Expires: 1981-07-20
Abstract
No abstract record available.
Inventors
- 👤 Paul A Burgo
- 👤 John H Juengst
- 👤 Jr Alvin E Lake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:29
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89; G01N21/8901; G01N21/8903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN AN OPTICAL INSPECTION DEVICE THE COMBINATION OF MEANS FOR MOVING A BAND OF MATERIAL TO BE INSPECTED ACROSS A NARROW LINE OF RADIATION, A SUBSTANTIALLY UNIFORMLY AND CLOSELY SPACED ROW OF PHOTO-RESPONSIVE ELECTRIC CELLS POSITIONED TO RECEIVE LIGHT RESPECTIVELY FROM JUXTAPOSED AREAS ALONG SAID LINE, MEANS FOR OPPOSITELY ELECTRICALLY BIASING CELLS RECEIVING LIGHT FROM ALTERNATE AREAS ALONG SAID LINE, MEANS FOR OSCILLATING THE ROW LENGTHWISE WITH AN OSCILLATION AMPLITUDE EXCEEDING THE DISTANCE BETWEEN ADJACENT CELL CENTERS, A PLURALITY OF THE CELLS HAVING A COMMON ELECTRIC OUTPUT AND SIGNAL RESPONSIVE MEANS CONNECTED TO AND OPERATED BY SIGNALS IN SAID OUTPUT.
Claim 2
Dependent Claim
100 words
IN AN OPTICAL INSPECTION DEVICE THE COMBINATION OF MEANS FOR MOVING A BAND OF MATERIAL TO BE INSPECTED ACROSS A NARROW LINE OF RADIATION, A SUBSTANTIALLY UNIFORMLY AND CLOSELY SPACED ROW OF PHOTO-RESPONSIVE ELECTRIC CELLS POSITIONED TO RECEIVE LIGHT RESPECTIVELY FROM JUXTAPOSED AREAS ALONG SAID LINE, MEANS FOR OPPOSITELY ELECTRICALLY BIASING CELLS RECEIVING LIGHT FROM ALTERNATE AREAS ALONG SAID LINE, MEANS FOR OSCILLATING THE ROW LENGTHWISE WITH AN OSCILLATION AMPLITUDE EXCEEDING THE DISTANCE BETWEEN ADJACENT CELL CENTERS, A PLURALITY OF THE CELLS HAVING A COMMON ELECTRIC OUTPUT AND SIGNAL RESPONSIVE MEANS CONNECTED TO AND OPERATED BY SIGNALS IN SAID OUTPUT.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |