US3120622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-calibrating accelerometer
Assignee: Gulton Industries Inc
•
Filing: 1960-03-29
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Granted: 1964-02-04
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Expires: 1980-03-29
Abstract
No abstract record available.
Inventors
- 👤 Abraham I Dranetz
- 👤 Anthony W Orlacchio
- 👤 Herman W Erichsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:41
CPC Classifications
G; G01; G01P; G01P21/00; G01P15/00; G01P15/02; G01P15/08; G01P15/09; G01P15/0907; G01P15/0922; G01N; G01N2291/00; G01N2291/02; G01N2291/028; G01N2291/02827
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A SELF-CALIBRATING ACCELEROMETER COMPRISING A HOUSING, A ROD AFFIXED WITHIN SAID HOUSING, A PIEZOELECTRICALLY INERT DISK AFFIXED AT ONE SURFACE THEREOF TO SAID ROD SUCH THAT THE CENTER OF SAID PIEZOELECTRICALLY INERT DISK IS SUBSTANTIALLY IN THE LINE OF THE LONGITUDINAL AXIS OF SAID ROD, A PIEZOSENSITIVE DISK AFFIXED TO ONE SURFACE OF SAID PIEZOELECTRICALLY INERT DISK, A PIEZOELECTRIC DISK AFFIXED TO THE OTHER SURFACE OF PIEZOELECTRICALLY INERT DISK, MEANS FOR MAKING ELECTRICAL CONNECTION TO SAID PIEZOSENSITIVE DISK, MEANS FOR MAKING ELECTRICAL CONNECTION TO SAID PIEZOELECTRIC DISK, A SOURCE OF VOLTAGE, SAID VOLTAGE BEING APPLIED TO SAID PIEZOELECTRIC DISK SUCH THAT SAID PIEZOELECTRICALLY INERT DISK AND SAID PIEZOSENSITIVE DISK ARE FLEXED THEREBY.
Claim 2
Dependent Claim
112 words
A SELF-CALIBRATING ACCELEROMETER COMPRISING A HOUSING, A ROD AFFIXED WITHIN SAID HOUSING, A PIEZOELECTRICALLY INERT DISK AFFIXED AT ONE SURFACE THEREOF TO SAID ROD SUCH THAT THE CENTER OF SAID PIEZOELECTRICALLY INERT DISK IS SUBSTANTIALLY IN THE LINE OF THE LONGITUDINAL AXIS OF SAID ROD, A PIEZOSENSITIVE DISK AFFIXED TO ONE SURFACE OF SAID PIEZOELECTRICALLY INERT DISK, A PIEZOELECTRIC DISK AFFIXED TO THE OTHER SURFACE OF PIEZOELECTRICALLY INERT DISK, MEANS FOR MAKING ELECTRICAL CONNECTION TO SAID PIEZOSENSITIVE DISK, MEANS FOR MAKING ELECTRICAL CONNECTION TO SAID PIEZOELECTRIC DISK, A SOURCE OF VOLTAGE, SAID VOLTAGE BEING APPLIED TO SAID PIEZOELECTRIC DISK SUCH THAT SAID PIEZOELECTRICALLY INERT DISK AND SAID PIEZOSENSITIVE DISK ARE FLEXED THEREBY.
References Cited (Backward Citations)
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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) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |