Patent US2303110A successfully refreshed from Google Patents.
US3099748A
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Photosensitive device for measuring rotation about a line of sight to the sun
Assignee: Unisys Corp
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Filing: 1961-05-23
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Granted: 1963-07-30
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Expires: 1981-05-23
Abstract
No abstract record available.
Inventors
- 👤 Weiss Marvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:29
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/28; B64G1/281; B64G1/36; F; F41; F41G; F41G7/00; F41G7/34; G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/789; B64G1/363
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A DEVICE MEASURING THE RATE OF ROTATION ABOUT A LINE OF SIGHT, COMPRISING A CIRCULAR SCANNING OPTICAL SYSTEM, A RECORDER, OPERATIVE MEANS FOR SYNCHRONOUSLY DRIVING TOGETHER AT A PRESELECTED RELATIVE ANGULAR SPEED OF ROTATION SAID OPTICAL SYSTEM AND SAID RECORDER, A SINGLE LIGHT RESPONSIVE GENERATING COMPONENT ARRANGED TO RECEIVE THE OPTICAL OUTPUT OF SAID SYSTEM, SAID RECORDER HAVING A RECORDING HEAD CONNECTED TO SAID COMPONENT, A READ-OUT HEAD IN CLOSE PROXIMITY TO SAID RECORDER, AND MEANS FOR PRODUCING AN OUTPUT VOLTAGE WHOSE MAGNITUDE IS GOVERNED BY THE RELATIVE PHASE OF THE INSTANTANEOUS OUTPUT OF SAID COMPONENT AND THE OUTPUT OF SAID READ-OUT HEAD.
Claim 2
Independent Claim
103 words
A DEVICE MEASURING THE RATE OF ROTATION ABOUT A LINE OF SIGHT, COMPRISING A CIRCULAR SCANNING OPTICAL SYSTEM, A RECORDER, OPERATIVE MEANS FOR SYNCHRONOUSLY DRIVING TOGETHER AT A PRESELECTED RELATIVE ANGULAR SPEED OF ROTATION SAID OPTICAL SYSTEM AND SAID RECORDER, A SINGLE LIGHT RESPONSIVE GENERATING COMPONENT ARRANGED TO RECEIVE THE OPTICAL OUTPUT OF SAID SYSTEM, SAID RECORDER HAVING A RECORDING HEAD CONNECTED TO SAID COMPONENT, A READ-OUT HEAD IN CLOSE PROXIMITY TO SAID RECORDER, AND MEANS FOR PRODUCING AN OUTPUT VOLTAGE WHOSE MAGNITUDE IS GOVERNED BY THE RELATIVE PHASE OF THE INSTANTANEOUS OUTPUT OF SAID COMPONENT AND THE OUTPUT OF SAID READ-OUT HEAD.
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) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |