US3283587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acceleration measuring gyroscope
Assignee: General Precision Inc
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Filing: 1963-12-19
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Granted: 1966-11-08
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Expires: 1983-12-19
Abstract
No abstract record available.
Inventors
- 👤 Hoffman Jay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:53
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/02; G01P; G01P15/00; G01P15/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
AN ACCELERATION MEASURING GYRO COMPRISING A CASE ROTATED GYRO HAVING ITS CASE ROTATED ABOUT THE SPIN AXIS OF THE FLY WHEEL POSITIONED WITHIN THE CASE, A PREDETERMINED MASS UNBALANCED ROTATABLE WITH THE CASE AND DISPLACED A PREDETERMINED DISTANCE RADIALLY FROM SAID SPIN AXIS, PICKOFF MEANS FOR DETECTING PRECESSION OF SAID FLY WHEEL, AND FREQUENCY FILTER MEANS CONNECTED TO SAID PICK-OFF MEANS FOR FILTERING OUT A CYCLICAL SIGNAL HAVING THE SAME FREQUENCY AS THE FREQUENCY OF ROTATION OF SAID CASE AND DIRECTLY RELATED TO ACCELERATION ALONG SAID SPIN AXIS.
Claim 2
Dependent Claim
88 words
AN ACCELERATION MEASURING GYRO COMPRISING A CASE ROTATED GYRO HAVING ITS CASE ROTATED ABOUT THE SPIN AXIS OF THE FLY WHEEL POSITIONED WITHIN THE CASE, A PREDETERMINED MASS UNBALANCED ROTATABLE WITH THE CASE AND DISPLACED A PREDETERMINED DISTANCE RADIALLY FROM SAID SPIN AXIS, PICKOFF MEANS FOR DETECTING PRECESSION OF SAID FLY WHEEL, AND FREQUENCY FILTER MEANS CONNECTED TO SAID PICK-OFF MEANS FOR FILTERING OUT A CYCLICAL SIGNAL HAVING THE SAME FREQUENCY AS THE FREQUENCY OF ROTATION OF SAID CASE AND DIRECTLY RELATED TO ACCELERATION ALONG SAID SPIN AXIS.
References Cited (Backward Citations)
US2925736A
Cited
US3041883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |