US3279086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compensated gyroscopic directional reference
Assignee: Bell Aerospace Corp
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Filing: 1963-08-29
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Granted: 1966-10-18
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Expires: 1983-08-29
Abstract
No abstract record available.
Inventors
- 👤 Helmut W E Schlitt
- 👤 Winter Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:06
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/34; G01C19/38; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1254
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
IN A GYROSCOPIC DIRECTIONAL REFERENCE OF THE TYPE HAVING A BASE, A PLATFORM, AND MEANS MOUNTING SAID PLATFORM ON SAID BASE ABOUT A MOUNTING AXIS PERPENDICULAR TO THE PLANE OF SAID PLATFORM, A GYROSCOPE ROTOR HOUSING CARRIED BY SAID PLATFORM IN SUSPENSION MEANS DEFINING TWO MUTUALLY PERPENDICULAR AXES FOR ROTATION OF THE GYROSCOPE SPIN AXIS RELATIVE TO THE PLANE OF SAID PLATFORM, GYRO TORQUERS CONNECTED SO AS TO CAUSE GYROSCOPIC PRECESSION ABOUT EACH OF SAID TWO PERPENDICULAR AXES AND ROTATIONAL PICK-OFF TRANSDUCERS CONNECTED SO AS TO MEASURE, THE ANGULAR MOTION OF SAID GYROSCOPE ROTOR HOUSING RELATIVE TO SAID SUSPENSION MEANS ABOUT EACH OF SAID TWO PERPENDICULAR AXES, MOTOR MEANS CONNECTED TO THE OUTPUT OF ONE OF SAID PICK-OFF TRANSDUCERS FOR ROTATING SAID PLATFORM ABOUT SAID MOUNTING AXIS FOR ORIENTING THAT AXIS ASSOCIATED WITH SAID ONE PICK-OFF TRANSDUCER IN NORTH-SOUTH DIRECTION WITH THE AXIS OF THE OTHER PICK-OFF TRANSDUCER IN THE EAST-WEST DIRECTION;
Claim 2
Dependent Claim
152 words
IN A GYROSCOPIC DIRECTIONAL REFERENCE OF THE TYPE HAVING A BASE, A PLATFORM, AND MEANS MOUNTING SAID PLATFORM ON SAID BASE ABOUT A MOUNTING AXIS PERPENDICULAR TO THE PLANE OF SAID PLATFORM, A GYROSCOPE ROTOR HOUSING CARRIED BY SAID PLATFORM IN SUSPENSION MEANS DEFINING TWO MUTUALLY PERPENDICULAR AXES FOR ROTATION OF THE GYROSCOPE SPIN AXIS RELATIVE TO THE PLANE OF SAID PLATFORM, GYRO TORQUERS CONNECTED SO AS TO CAUSE GYROSCOPIC PRECESSION ABOUT EACH OF SAID TWO PERPENDICULAR AXES AND ROTATIONAL PICK-OFF TRANSDUCERS CONNECTED SO AS TO MEASURE, THE ANGULAR MOTION OF SAID GYROSCOPE ROTOR HOUSING RELATIVE TO SAID SUSPENSION MEANS ABOUT EACH OF SAID TWO PERPENDICULAR AXES, MOTOR MEANS CONNECTED TO THE OUTPUT OF ONE OF SAID PICK-OFF TRANSDUCERS FOR ROTATING SAID PLATFORM ABOUT SAID MOUNTING AXIS FOR ORIENTING THAT AXIS ASSOCIATED WITH SAID ONE PICK-OFF TRANSDUCER IN NORTH-SOUTH DIRECTION WITH THE AXIS OF THE OTHER PICK-OFF TRANSDUCER IN THE EAST-WEST DIRECTION;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |