Patent US3295379A successfully refreshed from Google Patents.
US3295379A
Expired / Lapsed
US
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Spherically symmetric gyro
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1963-05-20
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Granted: 1967-01-03
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Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Louis K Jensen
- 👤 George H Towner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:30
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01C19/04; G01C19/16; G01C19/24; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1279; Y10T74/1282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN COMBINATION, AT LEAST THREE ELECTRICALLY ENERGIZED READOUT COILS HAVING MUTUALLY PERPENDICULAR AXES, AND A ROTATING SPHERICAL MASS HAVING NO PREFERRED MOMENT OF INERTIA SPINNING ABOUT THE CENTER OF SAID COILS, THE VOLTAGE OUTPUT OF SAID READOUT COILS BEING INDICATIVE OF THE POSITION OF SAID ROTATING MASS, SAID MASS HAVING ELECTRICALLY CONDUCTING PORTIONS, SAID COILS COMPLETELY ENCIRCLING SAID SPHERE.
Claim 2
Dependent Claim
59 words
IN COMBINATION, AT LEAST THREE ELECTRICALLY ENERGIZED READOUT COILS HAVING MUTUALLY PERPENDICULAR AXES, AND A ROTATING SPHERICAL MASS HAVING NO PREFERRED MOMENT OF INERTIA SPINNING ABOUT THE CENTER OF SAID COILS, THE VOLTAGE OUTPUT OF SAID READOUT COILS BEING INDICATIVE OF THE POSITION OF SAID ROTATING MASS, SAID MASS HAVING ELECTRICALLY CONDUCTING PORTIONS, SAID COILS COMPLETELY ENCIRCLING SAID SPHERE.
References Cited (Backward Citations)
US2691306A
Cited
US2785573A
Cited
US2919583A
Cited
US2942479A
Cited
US3115784A
Cited
US3105657A
Cited
US3107540A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |