US3286953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll attitude star sensor system
Assignee: Individual
•
Filing: 1964-08-17
•
Granted: 1966-11-22
•
Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 Hugh L Dryden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:41
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/24; B64G1/36; B64G1/361; G; G01; G01S; G01S3/00; G01S3/78; G01S3/782; G01S3/785; G01S3/786; G01S3/7867
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN COMBINATION WITH VEHICLE, A SENSOR MOUNTED THEREON FOR DETERMINING THE ATTITUDE OF SAAID VEHICLE RELATIVE TO A SOURCE OF ELECTROMAGNETIC ENERGY, SAID SENSOR INCLUDING MEANS DEFINING A REFERENCE PLANE HAVING A REFERENCE AXIS; CATHODE MEANS FOR PROVIDING AN ELECTRON BEAM AT A POSITION RELATED TO THE MAGNITUDE OF THE ANGLE BETWEEN SAID REFERENCE AXIS AND A LINE FROM SAID SOURCE TO THE INTERSECTION OF SAID REFERENCE PLANE AND SAID REFERENCE AXIS; A TARGET; MEANS FOR VARIABLY DEFLECTING SAID BEAM TO CAUSE SAID BEAM TO FIND SAID TARGET; AND MEANS RESPONSIVE TO SAID BEAM FINDING SAID TARGET AND TO THE DEFLECTION NECESSARY THEREOF FOR INDICATING THE ATTITUDE OF SAID VEHICLE.
Claim 2
Dependent Claim
110 words
IN COMBINATION WITH VEHICLE, A SENSOR MOUNTED THEREON FOR DETERMINING THE ATTITUDE OF SAAID VEHICLE RELATIVE TO A SOURCE OF ELECTROMAGNETIC ENERGY, SAID SENSOR INCLUDING MEANS DEFINING A REFERENCE PLANE HAVING A REFERENCE AXIS; CATHODE MEANS FOR PROVIDING AN ELECTRON BEAM AT A POSITION RELATED TO THE MAGNITUDE OF THE ANGLE BETWEEN SAID REFERENCE AXIS AND A LINE FROM SAID SOURCE TO THE INTERSECTION OF SAID REFERENCE PLANE AND SAID REFERENCE AXIS; A TARGET; MEANS FOR VARIABLY DEFLECTING SAID BEAM TO CAUSE SAID BEAM TO FIND SAID TARGET; AND MEANS RESPONSIVE TO SAID BEAM FINDING SAID TARGET AND TO THE DEFLECTION NECESSARY THEREOF FOR INDICATING THE ATTITUDE OF SAID VEHICLE.
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |