US3285076A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rate gyro null shift eliminator
Assignee: Lockheed Martin Corp
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Filing: 1961-09-15
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Granted: 1966-11-15
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Expires: 1981-09-15
Abstract
No abstract record available.
Inventors
- 👤 Howard W Boothroyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:34
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/42; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1229; Y10T74/1261
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A GYROSCOPE COMPRISING A ROTOR, A GIMBAL HAVING BEARING MEANS FOR SAID ROTOR COINCIDENT WITH ITS AXIS OF SPIN, A HOUSING FOR SAID GIMBAL PIVOTALLY SUPPORTING IT FOR MOTION ABOUT AN AXIS, A PICKOFF STATOR MOUNTED IN SAID HOUSING, A PICKOFF ROTOR, SAID PICKOFF ROTOR HAVING A GEOMETIRICAL CENTER ABOUT WHICH IT ROTATES, SAID PICKOFF ROTOR BEING CONNECTED TO SAID GIMBAL, A TORSION ROD, SAID TORSION ROD HAVING ITS ENDS RESPECTIVELY CONNECTED TO SAID HOUSING AND SAID GIMBAL AND HAVING A CENTRAL POINT OF FLEXURE, SAID CENTRAL POINT OF FLEXURE BEING POSITIONED COINCIDENT WITH THE GEOMETRICAL CENTER OF SAID PICKOFF ROTOR AND WITHIN THE PICKOFF ROTOR.
Claim 2
Dependent Claim
106 words
A GYROSCOPE COMPRISING A ROTOR, A GIMBAL HAVING BEARING MEANS FOR SAID ROTOR COINCIDENT WITH ITS AXIS OF SPIN, A HOUSING FOR SAID GIMBAL PIVOTALLY SUPPORTING IT FOR MOTION ABOUT AN AXIS, A PICKOFF STATOR MOUNTED IN SAID HOUSING, A PICKOFF ROTOR, SAID PICKOFF ROTOR HAVING A GEOMETIRICAL CENTER ABOUT WHICH IT ROTATES, SAID PICKOFF ROTOR BEING CONNECTED TO SAID GIMBAL, A TORSION ROD, SAID TORSION ROD HAVING ITS ENDS RESPECTIVELY CONNECTED TO SAID HOUSING AND SAID GIMBAL AND HAVING A CENTRAL POINT OF FLEXURE, SAID CENTRAL POINT OF FLEXURE BEING POSITIONED COINCIDENT WITH THE GEOMETRICAL CENTER OF SAID PICKOFF ROTOR AND WITHIN THE PICKOFF ROTOR.
References Cited (Backward Citations)
US2847664A
Cited
US2955471A
Cited
US2837924A
Cited
US2865206A
Cited
US2908168A
Cited
US2995938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-14 | 1970-05-16 | 1970-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-14 | 1974-05-16 | 1974-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-14 | 1978-05-16 | 1978-11-15 | $7700.00 | Window Closed / Lapsed |