US3073554A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flight control system
Assignee: Unisys Corp
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Filing: 1961-06-07
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Granted: 1963-01-15
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Expires: 1981-06-07
Abstract
No abstract record available.
Inventors
- 👤 Kaufman Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:25
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/08; G05D1/0808; G01; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A CONTROL SYSTEM FOR AIRCRAFT HAVING A CONTROL SURFACE FOR CONTROLLING MOVEMENT OF THE CRAFT ABOUT AN AXIS THEREOF, THE COMBINATION COMPRISING MEANS FOR PROVIDING A FIRST SIGNAL HAVING A VALUE CORRESPONDING TO THE DEFLECTION OF SAID CONTROL SURFACE FROM A REFERENCE POSITION, MEANS FOR PROVIDING A SECOND SIGNAL VARIABLE IN ACCORDANCE WITH THE MOVEMENT OF THE AIRCRAFT ABOUT SAID AXIS, AND COMPUTER MEANS CONNECTED TO RECEIVE BOTH OF SAID SIGNALS FOR PROVIDING AN OUTPUT SIGNAL VARIABLE IN ACCORDANCE WITH THE RATIO OF SAID SECOND SIGNAL TO SAID FIRST SIGNAL.
Claim 2
Dependent Claim
91 words
IN A CONTROL SYSTEM FOR AIRCRAFT HAVING A CONTROL SURFACE FOR CONTROLLING MOVEMENT OF THE CRAFT ABOUT AN AXIS THEREOF, THE COMBINATION COMPRISING MEANS FOR PROVIDING A FIRST SIGNAL HAVING A VALUE CORRESPONDING TO THE DEFLECTION OF SAID CONTROL SURFACE FROM A REFERENCE POSITION, MEANS FOR PROVIDING A SECOND SIGNAL VARIABLE IN ACCORDANCE WITH THE MOVEMENT OF THE AIRCRAFT ABOUT SAID AXIS, AND COMPUTER MEANS CONNECTED TO RECEIVE BOTH OF SAID SIGNALS FOR PROVIDING AN OUTPUT SIGNAL VARIABLE IN ACCORDANCE WITH THE RATIO OF SAID SECOND SIGNAL TO SAID FIRST SIGNAL.
References Cited (Backward Citations)
US2763838A
Cited
US2981500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |