Patent US1573093A successfully refreshed from Google Patents.
US3200510A
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Zero drift inertial reference
Assignee: Lockheed Martin Corp
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Filing: 1961-09-25
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Granted: 1965-08-17
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Expires: 1981-09-25
Abstract
No abstract record available.
Inventors
- 👤 Jack A Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 07:43
CPC Classifications
G; G01; G01C; G01C19/00; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1261; Y10T74/1264
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
A ZERO DRIFT INERTIAL REFERENCE DEVICE OF THE NONROTATING TYPE COMPRISING: A FIRST BODY FORMED OF SUPERCONDUCTING MATERIAL, A SECOND BODY FORMED OF SUPERCONDUCTING MATERIAL COMPLETELY SUROUNDING AND SPACED FROM SAID FIRST BODY, THE ADJACENT SURFACES OF SAID BODIES BEING OF SUCH CONFIGURATION AS TO ALLOW COMPLETE FREEDOM OF RELATIVE ROTARY MOVEMENT IN ALL DIRECTIONS, MEANS FOR MAINTAINING SAID BODIES IN A SUPERCONDUCTING STATE AND MEANS FOR PROVIDING A MAGNETIC FIELD BETWEEN SAID BODIES, WHEREBY SAID FIRST BODY SEEKS A POSITION CENTRALLY OF SAID SECOND BODY CORRESPONDING TO A POSITION OF MINIMUM MAGNETIC FIELD ENERGY.
Claim 2
Dependent Claim
95 words
A ZERO DRIFT INERTIAL REFERENCE DEVICE OF THE NONROTATING TYPE COMPRISING: A FIRST BODY FORMED OF SUPERCONDUCTING MATERIAL, A SECOND BODY FORMED OF SUPERCONDUCTING MATERIAL COMPLETELY SUROUNDING AND SPACED FROM SAID FIRST BODY, THE ADJACENT SURFACES OF SAID BODIES BEING OF SUCH CONFIGURATION AS TO ALLOW COMPLETE FREEDOM OF RELATIVE ROTARY MOVEMENT IN ALL DIRECTIONS, MEANS FOR MAINTAINING SAID BODIES IN A SUPERCONDUCTING STATE AND MEANS FOR PROVIDING A MAGNETIC FIELD BETWEEN SAID BODIES, WHEREBY SAID FIRST BODY SEEKS A POSITION CENTRALLY OF SAID SECOND BODY CORRESPONDING TO A POSITION OF MINIMUM MAGNETIC FIELD ENERGY.
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |