US3145572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotation sensor
Assignee: Avco Manufacturing Corp
•
Filing: 1958-11-24
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Granted: 1964-08-25
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Expires: 1978-11-24
Abstract
No abstract record available.
Inventors
- 👤 William E Brindley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:24
CPC Classifications
G; G01; G01C; G01C19/00; G01C19/56; G01C19/5698
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN COMBINATION IN A SENSOR FOR DETECTING ROTATION, A CYLINDRICAL HOUSING CAPABLE OF REFLECTING ACOUSTIC ENERGY, A LIQUID MEDIUM WITHIN SAID HOUSING, A CYLINDRICAL TRANSDUCER IN SAID MEDIUM CONCENTRIC WITH AND FIXED RELATIVE TO SAID HOUSING FOR ESTABLISHING STANDING WAVES WITHIN SAID MEDIUM HAVING PRESSURE NODES AND ANTINODES CONCENTRIC WITH SAID CYLINDRICAL TRANSDUCER, AND MEANS INCLUDING A DETECTOR WITHIN SAID MEDIUM FOR DETECTING CORIOLIS FORCES ASSOCIATED WITH SAID WAVES AS A RESULT OF ROTATION OF SAID HOUSING, SAID DETECTOR BEING FIXED RELATIVE TO SAID HOUSING.
Claim 2
Dependent Claim
85 words
IN COMBINATION IN A SENSOR FOR DETECTING ROTATION, A CYLINDRICAL HOUSING CAPABLE OF REFLECTING ACOUSTIC ENERGY, A LIQUID MEDIUM WITHIN SAID HOUSING, A CYLINDRICAL TRANSDUCER IN SAID MEDIUM CONCENTRIC WITH AND FIXED RELATIVE TO SAID HOUSING FOR ESTABLISHING STANDING WAVES WITHIN SAID MEDIUM HAVING PRESSURE NODES AND ANTINODES CONCENTRIC WITH SAID CYLINDRICAL TRANSDUCER, AND MEANS INCLUDING A DETECTOR WITHIN SAID MEDIUM FOR DETECTING CORIOLIS FORCES ASSOCIATED WITH SAID WAVES AS A RESULT OF ROTATION OF SAID HOUSING, SAID DETECTOR BEING FIXED RELATIVE TO SAID HOUSING.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-25 | 1968-02-24 | 1968-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-25 | 1972-02-24 | 1972-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-25 | 1976-02-24 | 1976-08-25 | $7700.00 | Window Closed / Lapsed |