US3315533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quadrature torque compensation for flexure spring suspended gyro
Assignee: General Precision Inc
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Filing: 1963-12-27
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Granted: 1967-04-25
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Expires: 1983-12-27
Abstract
No abstract record available.
Inventors
- 👤 Fred D Litty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:38
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/22; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN A GYROSCOPIC DEVICE WHEREIN A ROTOR IS COUPLED TO A ROTATABLE DRIVE MEMBER BY A FLEXIBLE STEM WHICH ENABLES DEFLECTION OF THE PLANE OF ROTATION OF THE ROTOR RELATIVE TO THE DRIVE MEMBER AND MEANS RESPONSIVE TO CENTRIFUGAL FORCE ARE PROVIDED TO EXERT ON THE ROTOR A COMPENSATING TORQUE OPPOSING THE RESTORATIVE FORCE EXERTED ON THE ROTOR BY THE FLEXIBLE STEM, THE IMPROVEMENT WHICH CONSISTS IN A MECHANICAL LINKAGE FOR SHIFTING THE SITE OF APPLICATION OF THE COMPENSATING TORQUE WITH RESPECT TO THE AXIS OF DEFLECTION OF THE SAID PLANE OF ROTATION WHEREBY A PORTION OF SAID COMPENSATION TORQUE ACTS ABOUT AN AXIS NORMAL TO SAID AXIS OF DEFLECTION TO COMPENSATE FOR QUADRATURE TORQUES.
Claim 2
Dependent Claim
115 words
IN A GYROSCOPIC DEVICE WHEREIN A ROTOR IS COUPLED TO A ROTATABLE DRIVE MEMBER BY A FLEXIBLE STEM WHICH ENABLES DEFLECTION OF THE PLANE OF ROTATION OF THE ROTOR RELATIVE TO THE DRIVE MEMBER AND MEANS RESPONSIVE TO CENTRIFUGAL FORCE ARE PROVIDED TO EXERT ON THE ROTOR A COMPENSATING TORQUE OPPOSING THE RESTORATIVE FORCE EXERTED ON THE ROTOR BY THE FLEXIBLE STEM, THE IMPROVEMENT WHICH CONSISTS IN A MECHANICAL LINKAGE FOR SHIFTING THE SITE OF APPLICATION OF THE COMPENSATING TORQUE WITH RESPECT TO THE AXIS OF DEFLECTION OF THE SAID PLANE OF ROTATION WHEREBY A PORTION OF SAID COMPENSATION TORQUE ACTS ABOUT AN AXIS NORMAL TO SAID AXIS OF DEFLECTION TO COMPENSATE FOR QUADRATURE TORQUES.
References Cited (Backward Citations)
US3077785A
Cited
US3211011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |