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Patent US3241027A successfully refreshed from Google Patents.
US3241027A
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Aerospace vehicle attitude control system
Assignee: North American Aviation Corp
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Filing: 1962-09-27
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Granted: 1966-03-15
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Expires: 1982-09-27
Abstract
No abstract record available.
Inventors
- 👤 Thomas B Albright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:15
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/08; G05D1/0808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A FEEDBACK CONTROL SYSTEM FOR CONTROLLING THE ATTITUDE OF A CONTROLLED VEHICLE COMPRISING FIRST SENSING MEANS FOR PROVIDING A FIRST SIGNAL INDICATIVE OF SAID ATTITUDE; SECOND SENSING MEANS FOR PROVIDING A DAMPING SIGNAL INDICATIVE OF THE RATE OF SAID ATTITUDE; COMPARISON MEANS RESPONSIVE TO SAID FIRST SIGNAL AND A REFERENCE SIGNAL FOR PROVIDING AN ATTITUDE ERROR SIGNAL INDICATIVE OF THE DIFFERENCE THEREBETWEEN; CONTROL MEANS RESPONSIVE TO SAID ATTITUDE ERROR SIGNAL AND SAID DAMPING SIGNAL FOR CONTROLLING SAID ATTITUDE; AND GAIN ADJUSTING MEANS RESPONSIVELY CONNECTED TO SAID SECOND SENSING MEANS FOR ADJUSTING THE GAIN OF SAID CONTROL SYSTEM AS A FUNCTION OF SAID DAMPING SIGNAL, SAID GAIN ADJUSTING MEANS COMPRISING AMPLITUDE DETECTION MEANS IN COOPERATION WITH SAID SECOND SENSING MEANS FOR PROVIDING A SIGNAL INDICATIVE OF THE MAGNITUDE OF SAID ATTITUDE RATE AND HAVING A SENSE DETERMINED BY THE SENSE OF AN ELECTRICAL EXCITATION APPLIED TO SAID DETECTION MEANS, A PHASE-INVERTING HIGH-GAIN SUM-
Claim 2
Dependent Claim
152 words
A FEEDBACK CONTROL SYSTEM FOR CONTROLLING THE ATTITUDE OF A CONTROLLED VEHICLE COMPRISING FIRST SENSING MEANS FOR PROVIDING A FIRST SIGNAL INDICATIVE OF SAID ATTITUDE; SECOND SENSING MEANS FOR PROVIDING A DAMPING SIGNAL INDICATIVE OF THE RATE OF SAID ATTITUDE; COMPARISON MEANS RESPONSIVE TO SAID FIRST SIGNAL AND A REFERENCE SIGNAL FOR PROVIDING AN ATTITUDE ERROR SIGNAL INDICATIVE OF THE DIFFERENCE THEREBETWEEN; CONTROL MEANS RESPONSIVE TO SAID ATTITUDE ERROR SIGNAL AND SAID DAMPING SIGNAL FOR CONTROLLING SAID ATTITUDE; AND GAIN ADJUSTING MEANS RESPONSIVELY CONNECTED TO SAID SECOND SENSING MEANS FOR ADJUSTING THE GAIN OF SAID CONTROL SYSTEM AS A FUNCTION OF SAID DAMPING SIGNAL, SAID GAIN ADJUSTING MEANS COMPRISING AMPLITUDE DETECTION MEANS IN COOPERATION WITH SAID SECOND SENSING MEANS FOR PROVIDING A SIGNAL INDICATIVE OF THE MAGNITUDE OF SAID ATTITUDE RATE AND HAVING A SENSE DETERMINED BY THE SENSE OF AN ELECTRICAL EXCITATION APPLIED TO SAID DETECTION MEANS, A PHASE-INVERTING HIGH-GAIN SUM-
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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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |