US3386786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mirror resonant spring nutating device
Assignee: United States Department of the Air Force
•
Filing: 1965-12-13
•
Granted: 1968-06-04
•
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 13:30
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.
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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) | 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 |