US3226986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vertical gyro erection system
Assignee: Bendix Corp
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Filing: 1962-11-29
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Granted: 1966-01-04
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Expires: 1982-11-29
Abstract
No abstract record available.
Inventors
- 👤 Christopher A Rafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:42
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/44; G01C19/46; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221; Y10T74/1229; Y10T74/1232; Y10T74/1286
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A PENDULOS RATE GYROSCOPE COMPRISING A GIMBAL, FIRST MEANS TO PIVOTALLY MOUNT THE GIMBAL ABOUT A BANK AXIS OF AN AIRCRAFT, A PENDULUM AFFIXED TO THE GIMBAL AND PIVOTAL ABOUT THE BANK AXIS, A PENDULOUS SIGNAL DEVICE, SECOND MEANS TO PIVOTALLY MOUNT THE SIGNAL DEVICE IN THE GIMBAL AND ON AN AXIS PERPENDICULAR TO THE BANK AXIS AND EXTENDING PARALLEL TO THE PITCH AXIS OF THE AIRCRAFT, MOTOR MEANS INCLUDING A ROTATABLE ELEMENT, THIRD MEANS TO ROTATABLY MOUNT THE ELEMENT IN THE GIMBAL AND ON AN AXIS PERPENDICULAR TO THE BANK AXIS AND PARALLEL TO THE PITCH AXIS OF THE AIRCRAFT, MEANS OPERATIVELY CONNECTED TO SAID MOTOR MEANS AND RESPONSIVE TO A SIGNAL REPRESENTING TRUE AIRSPEED OF SAID AIRCRAFT FOR CONTROLLING THE SPEED OF ROTATION OF SAID MOTOR MEANS AS A DIRECT FUNCTION OF THE SPEED OF THE AIRCRAFT AND IN A SENSE TO CAUSE THE PENDULUM TO HANG VERTICAL AND THE GIMBAL AND THE AXIS OF THE PENDULOUS SIGNAL DEVICE TO BE MAINTAINED IN A HORIZONTAL POSITION DURING FLIGHT MANEUVERS OF THE AIRCRAFT UNDER VARYING OPERATING CONDITIONS THEREOF.
Claim 2
Dependent Claim
179 words
A PENDULOS RATE GYROSCOPE COMPRISING A GIMBAL, FIRST MEANS TO PIVOTALLY MOUNT THE GIMBAL ABOUT A BANK AXIS OF AN AIRCRAFT, A PENDULUM AFFIXED TO THE GIMBAL AND PIVOTAL ABOUT THE BANK AXIS, A PENDULOUS SIGNAL DEVICE, SECOND MEANS TO PIVOTALLY MOUNT THE SIGNAL DEVICE IN THE GIMBAL AND ON AN AXIS PERPENDICULAR TO THE BANK AXIS AND EXTENDING PARALLEL TO THE PITCH AXIS OF THE AIRCRAFT, MOTOR MEANS INCLUDING A ROTATABLE ELEMENT, THIRD MEANS TO ROTATABLY MOUNT THE ELEMENT IN THE GIMBAL AND ON AN AXIS PERPENDICULAR TO THE BANK AXIS AND PARALLEL TO THE PITCH AXIS OF THE AIRCRAFT, MEANS OPERATIVELY CONNECTED TO SAID MOTOR MEANS AND RESPONSIVE TO A SIGNAL REPRESENTING TRUE AIRSPEED OF SAID AIRCRAFT FOR CONTROLLING THE SPEED OF ROTATION OF SAID MOTOR MEANS AS A DIRECT FUNCTION OF THE SPEED OF THE AIRCRAFT AND IN A SENSE TO CAUSE THE PENDULUM TO HANG VERTICAL AND THE GIMBAL AND THE AXIS OF THE PENDULOUS SIGNAL DEVICE TO BE MAINTAINED IN A HORIZONTAL POSITION DURING FLIGHT MANEUVERS OF THE AIRCRAFT UNDER VARYING OPERATING CONDITIONS THEREOF.
References Cited (Backward Citations)
US2630017A
Cited
US2786357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |