Patent US3386786A successfully refreshed from Google Patents.
US3386786A
Expired / Lapsed
US
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Mirror resonant spring nutating device
Assignee: United States Department of the Air Force
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Filing: 1965-12-13
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Granted: 1968-06-04
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Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Francis J Kaisler
- 👤 Gordon E Lynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:45
CPC Classifications
G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/785; G01S3/786; G01N; G01N3/00; G01N3/40; G01N3/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A DEVICE FOR PROVIDING NUTATING MOTION FOR IMAGE IN AN INFRARED SEARCH AND TRACKING SYSTEM, COMPRISING AN ANNULAR SHAPED MIRROR HAVING A PREDETERMINED MASS; A PLURALITY OF EQUIANGULARLY SPACED PERMANENT MAGNETS ON THE BACK SURFACE OF SAID MIRROR; ELECTROMAGNETIC MEANS ADJACENT SAID PERMANENT MAGNETS FOR IMPARTING NUTATING MOTION TO SAID MIRROR AT A PREDETERMINED FREQUENCY; A FLEXIBLE BEAM RESONANT AT SAID PREDETERMINED FREQUENCY; MEANS FOR SUPPORTING SAID MIRROR AT ONE END OF SAID FLEXIBLE BEAM; REACTION MEANS SUPPORTED ON THE OTHER END OF SAID FLEXIBLE BEAM FOR PROVIDING A REACTION FORCE FOR SAID MIRROR AT LEAST TO THE VIBRATION FORCES OF SAID MIRROR; A SUPPORT FRAME; RESILIENT MEANS, FOR SUPPORTING SAID FLEXIBLE BEAM ON SAID FRAME AND MEANS FOR SUPPORTING SAID ELECTROMAGNETIC MEANS ON SAID FLEXIBLE BEAM.
Claim 2
Independent Claim
127 words
A DEVICE FOR PROVIDING NUTATING MOTION FOR IMAGE IN AN INFRARED SEARCH AND TRACKING SYSTEM, COMPRISING AN ANNULAR SHAPED MIRROR HAVING A PREDETERMINED MASS; A PLURALITY OF EQUIANGULARLY SPACED PERMANENT MAGNETS ON THE BACK SURFACE OF SAID MIRROR; ELECTROMAGNETIC MEANS ADJACENT SAID PERMANENT MAGNETS FOR IMPARTING NUTATING MOTION TO SAID MIRROR AT A PREDETERMINED FREQUENCY; A FLEXIBLE BEAM RESONANT AT SAID PREDETERMINED FREQUENCY; MEANS FOR SUPPORTING SAID MIRROR AT ONE END OF SAID FLEXIBLE BEAM; REACTION MEANS SUPPORTED ON THE OTHER END OF SAID FLEXIBLE BEAM FOR PROVIDING A REACTION FORCE FOR SAID MIRROR AT LEAST TO THE VIBRATION FORCES OF SAID MIRROR; A SUPPORT FRAME; RESILIENT MEANS, FOR SUPPORTING SAID FLEXIBLE BEAM ON SAID FRAME AND MEANS FOR SUPPORTING SAID ELECTROMAGNETIC MEANS ON SAID FLEXIBLE BEAM.
References Cited (Backward Citations)
US2993403A
Cited
US3020414A
Cited
US3071036A
Cited
US3107300A
Cited
US3156759A
Cited
US3234393A
Cited
US3309665A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |