US3306115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilizing system for a gyroscope
Assignee: Linde Sverige AB
•
Filing: 1962-11-05
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Granted: 1967-02-28
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Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 Granqvist Carl-Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:11
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/183; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1232; Y10T74/1236
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
IN A SYSTEM FOR STABILIZING A GYROSCOPE PARTICULARLY USED IN INERTIAL NAVIGATION AND HAVING TWO GIMBALS SUSPENDING A GYROSCOPE ROTOR THEREIN, THE COMBINATION OF A SPRING INTERCONNECTING THE TWO GIMBALS TO PRODUCE A TORQUE THEREBETWEEN THEREBY COUNTERACTING PRECESSION MOVEMENT OF ONE OF THE GIMBALS, SENSING MEANS FOR INDICATING RELATIVE DISPLACEMENT BETWEEN THE GIMBALS AND FOR GENERATING A SIGNAL INDICATIVE OF SAID DISPLACEMENT, A TORQUE MOTOR RESPONSIVE TO SAID SIGNAL AND CONNECTED TO APPLY A CORRECTIVE TORQUE TO THE OTHER GIMBAL WHEREBY A PRECESSION MOVEMENT IS PRODUCED ON SAID ONE GIMBAL, CIRCUIT MEANS FOR
Claim 2
Dependent Claim
93 words
IN A SYSTEM FOR STABILIZING A GYROSCOPE PARTICULARLY USED IN INERTIAL NAVIGATION AND HAVING TWO GIMBALS SUSPENDING A GYROSCOPE ROTOR THEREIN, THE COMBINATION OF A SPRING INTERCONNECTING THE TWO GIMBALS TO PRODUCE A TORQUE THEREBETWEEN THEREBY COUNTERACTING PRECESSION MOVEMENT OF ONE OF THE GIMBALS, SENSING MEANS FOR INDICATING RELATIVE DISPLACEMENT BETWEEN THE GIMBALS AND FOR GENERATING A SIGNAL INDICATIVE OF SAID DISPLACEMENT, A TORQUE MOTOR RESPONSIVE TO SAID SIGNAL AND CONNECTED TO APPLY A CORRECTIVE TORQUE TO THE OTHER GIMBAL WHEREBY A PRECESSION MOVEMENT IS PRODUCED ON SAID ONE GIMBAL, CIRCUIT MEANS FOR
References Cited (Backward Citations)
GB630657A
Cited
US2718788A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |