US3072369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable apparatus for attitude stabilization of aircraft
Assignee: Honeywell Inc
•
Filing: 1951-01-18
•
Granted: 1963-01-08
•
Expires: 1971-01-18
Abstract
No abstract record available.
Inventors
- 👤 Ross C Alderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:09
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/08; G05D1/0808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
AN AUTOMATIC PILOT COMPRISIING, IN COMBINATION: MOTIVE MEANS FOR CHANGING THE HEADING OF A CRAFT IN ACCORDANCE WITH THE MAGNITUDE AND SENSE OF THE DIRECT VOLTAGE APPEARING AT A SUMMING TERMINAL; A DIRECTIONAL GYROSCOPE SUPPLYING A FIRST DIRECT VOLTAGE WHICH VARIES IN SENSE AND MAGNITUDE WITH VARIATION IN THE DEVIATION OF THE CRAFT FROM A DESIRED HEADING; A YAW RATE GYROSCOPE SUPPLYING A SECOND DIRECT VOLTAGE WHICH VARIES IN SENSE AND MAGNITUDE WITH VARIATION IN THE RATE OF CHANGE OF THE HEADING OF THE CRAFT; MEANS CONNECTING SAID DIRECTIONAL GYROSCOPE TO SAID SUMMING TERMINAL FOR NORMALLY ENGERGIZING SAID SUMMING TERMINAL WITH SAID FIRST VOLTAGE; MEANS HAVING THE CHARACTERISTIC OF TRANSMITTING THE CHANGING COMPONENT BUT NOT THE CONSTANT COMPONENT OF A VARYING DIRECT VOLTAGE; AND MEANS CONNECTING THE LAST NAMED MEANS TO SAID RATE GYROSCOPE AND TO SAID SUMMING TERMINAL, FOR PREVENTING ANY CONSTANT COMPONENT OF SAID SECOND NAMED VOLTAGE FROM REACHING SAID SUMMING TERMINAL.
Claim 2
Dependent Claim
154 words
AN AUTOMATIC PILOT COMPRISIING, IN COMBINATION: MOTIVE MEANS FOR CHANGING THE HEADING OF A CRAFT IN ACCORDANCE WITH THE MAGNITUDE AND SENSE OF THE DIRECT VOLTAGE APPEARING AT A SUMMING TERMINAL; A DIRECTIONAL GYROSCOPE SUPPLYING A FIRST DIRECT VOLTAGE WHICH VARIES IN SENSE AND MAGNITUDE WITH VARIATION IN THE DEVIATION OF THE CRAFT FROM A DESIRED HEADING; A YAW RATE GYROSCOPE SUPPLYING A SECOND DIRECT VOLTAGE WHICH VARIES IN SENSE AND MAGNITUDE WITH VARIATION IN THE RATE OF CHANGE OF THE HEADING OF THE CRAFT; MEANS CONNECTING SAID DIRECTIONAL GYROSCOPE TO SAID SUMMING TERMINAL FOR NORMALLY ENGERGIZING SAID SUMMING TERMINAL WITH SAID FIRST VOLTAGE; MEANS HAVING THE CHARACTERISTIC OF TRANSMITTING THE CHANGING COMPONENT BUT NOT THE CONSTANT COMPONENT OF A VARYING DIRECT VOLTAGE; AND MEANS CONNECTING THE LAST NAMED MEANS TO SAID RATE GYROSCOPE AND TO SAID SUMMING TERMINAL, FOR PREVENTING ANY CONSTANT COMPONENT OF SAID SECOND NAMED VOLTAGE FROM REACHING SAID SUMMING TERMINAL.
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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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |