Patent US3238794A successfully refreshed from Google Patents.
US3238794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gyroscopic apparatus
Assignee: Unisys Corp
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Filing: 1963-02-26
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Granted: 1966-03-08
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Expires: 1983-02-26
Abstract
No abstract record available.
Inventors
- 👤 Willis G Wing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:54
CPC Classifications
G; G01; G01C; G01C21/00; G01C21/10; G01C21/12; G01C21/16; G01C21/166; Y; Y10; Y10T; Y10T74/00; Y10T74/12; Y10T74/1221
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN GYROSCOPIC APPARATUS, (1) MEANS INCLUDING FIRST, SECOND AND THIRD GYROSCOPES, ANY TWO OF WHICH PROVIDE REFERENCE INFORMATION WITH RESPECT TO THREE MUTUALLY PERPENDICULAR REFERENCE AXES, (2) EACH OF SAID GYROSCOPES HAVING FIRST AND SECOND REFERENCE AXES, THE FIRST REFERENCE AXIS OF ANY ONE OF SAID GYROSCOPES BEING ORIENTED IN A PREDETERMINED RELATIONSHIP WITH RESPECT TO THE CORRESPONDING REFERENCE AXIS OF ANOTHER GYROSCOPE AND THE SECOND REFERENCE AXIS THEREOF BEING ORIENTED IN A PREDETERMINDED RELATIONSHIP WITH RESPECT TO THE CORRESPONDING REFERENCE AXIS OF YET ANOTHER GYROSCOPE, THEREBY PROVIDING RELATED PAIRS OF AXES BEING ORIENTED TO PROVIDE SUBSTANTIALLY DUPLICATE INFORMATION, (3) PICK-OFF MEANS RESPONSIVE TO THE MOVEMENTS OF SAID GYROSCOPIC REFERENCE AXES FOR PROVIDING MEASURES IN ACCORDANCE WITH THE DEVIATION OF EACH OF SAID AXES FROM RESPECTIVE PREDETERMINED ORIENTATIONS, AND
Claim 2
Dependent Claim
129 words
IN GYROSCOPIC APPARATUS, (1) MEANS INCLUDING FIRST, SECOND AND THIRD GYROSCOPES, ANY TWO OF WHICH PROVIDE REFERENCE INFORMATION WITH RESPECT TO THREE MUTUALLY PERPENDICULAR REFERENCE AXES, (2) EACH OF SAID GYROSCOPES HAVING FIRST AND SECOND REFERENCE AXES, THE FIRST REFERENCE AXIS OF ANY ONE OF SAID GYROSCOPES BEING ORIENTED IN A PREDETERMINED RELATIONSHIP WITH RESPECT TO THE CORRESPONDING REFERENCE AXIS OF ANOTHER GYROSCOPE AND THE SECOND REFERENCE AXIS THEREOF BEING ORIENTED IN A PREDETERMINDED RELATIONSHIP WITH RESPECT TO THE CORRESPONDING REFERENCE AXIS OF YET ANOTHER GYROSCOPE, THEREBY PROVIDING RELATED PAIRS OF AXES BEING ORIENTED TO PROVIDE SUBSTANTIALLY DUPLICATE INFORMATION, (3) PICK-OFF MEANS RESPONSIVE TO THE MOVEMENTS OF SAID GYROSCOPIC REFERENCE AXES FOR PROVIDING MEASURES IN ACCORDANCE WITH THE DEVIATION OF EACH OF SAID AXES FROM RESPECTIVE PREDETERMINED ORIENTATIONS, AND
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |