Patent US3304425A successfully refreshed from Google Patents.
US3304425A
Expired / Lapsed
US
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Thermal discontinuity detector having means for sequentially sampling a plurality ofspaced detector arrays
Assignee: Barnes Engineering Co
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Filing: 1966-04-06
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Granted: 1967-02-14
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Expires: 1986-04-06
Abstract
No abstract record available.
Inventors
- 👤 Robert W Astheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:51
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/046; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/783; G01S3/784
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
AN APPARATUS FOR ACCURATELY DETERMINING SHARP THERMAL DISCONTINUITIES BETWEEN AN OBJECT AND ITS SURROUNDINGS, COMPRISING (A) AT LEAST ONE ARRAY OF RADIATION DETECTORS, (B) AN OPTICAL SYSTEM FOR IMAGING SAID OBJECT ON SAID ARRAY OF DETECTORS IN WHICH THE IMAGE OF SAID OBJECT IS LARGER THAN ANY TWO DETECTORS IN SAID ARRAY, (C) SAMPLING MEANS FOR SEQUENTIALLY SAMPLING THE DETECTORS IN SAID ARRAY, THEREBY PRODUCING FROM THE DETECTORS IN SAID ARRAY A FIRST SIGNAL INDICATIVE OF THE DETECTOR IN THE ARRAY ON WHICH THE IMAGE OF THE EDGE
Claim 2
Independent Claim
88 words
AN APPARATUS FOR ACCURATELY DETERMINING SHARP THERMAL DISCONTINUITIES BETWEEN AN OBJECT AND ITS SURROUNDINGS, COMPRISING (A) AT LEAST ONE ARRAY OF RADIATION DETECTORS, (B) AN OPTICAL SYSTEM FOR IMAGING SAID OBJECT ON SAID ARRAY OF DETECTORS IN WHICH THE IMAGE OF SAID OBJECT IS LARGER THAN ANY TWO DETECTORS IN SAID ARRAY, (C) SAMPLING MEANS FOR SEQUENTIALLY SAMPLING THE DETECTORS IN SAID ARRAY, THEREBY PRODUCING FROM THE DETECTORS IN SAID ARRAY A FIRST SIGNAL INDICATIVE OF THE DETECTOR IN THE ARRAY ON WHICH THE IMAGE OF THE EDGE
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |