US3400284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piezoelectric accelerometer
Assignee: Consolidated Electrodynamics Corp
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Filing: 1966-07-14
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Granted: 1968-09-03
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Expires: 1986-07-14
Abstract
No abstract record available.
Inventors
- 👤 Elazar Shmuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:59
CPC Classifications
G; G01; G01P; G01P15/00; G01P15/02; G01P15/08; G01P15/09; G01P15/0907
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
AN INSTRUMENT TRANSDUCER COMPRISING A HOUSING, A PIEZOELECTRIC DEVICE IN THE HOUSING FOR PRODUCING AN ELECTRICAL SIGNAL WHEN DEFORMED FROM A NORMAL CONDITION THEREOF, MEANS MOVABLE IN RESPONSE TO A PHYSICAL INPUT TO THE TRANSDUCER FOR DEFORMING SAID DEVICE FROM ITS NORMAL CONDITION SO THAT THE DEVICE GENERATES AN ELECTRICAL SIGNAL HAVING A VALUE INDICATIVE OF THE VALUE OF SAID INPUT, ACTIVE CIRCUIT MEANS IN THE HOUSING OF SUCH TYPE TO REQUIRE ENERGIZATION THEREOF FROM EXTERNALLY OF ITS HOUSING COUPLED TO SAID DEVICE FOR RECEIVING GENERATED SIGNALS FROM THE DEVICE AND FOR OPERATING UPON THE GENERATED SIGNALS IN A PREDETERMINED MANNER TO PROVIDE TRANSDUCER OUTPUT SIGNALS, AND CONNECTOR TERMINAL MEANS CARRIED BY THE HOUSING AND ENERGIZATION AND TRANSDUCER OUTPUT SIGNAL INCLUDING ONLY TWO TERMINAL ELEMENTS EACH OF WHICH IS CONDUCTIVELY CONNECTED TO SEPARATE LOCATIONS IN SAID CIRCUIT MEANS.
Claim 2
Dependent Claim
138 words
AN INSTRUMENT TRANSDUCER COMPRISING A HOUSING, A PIEZOELECTRIC DEVICE IN THE HOUSING FOR PRODUCING AN ELECTRICAL SIGNAL WHEN DEFORMED FROM A NORMAL CONDITION THEREOF, MEANS MOVABLE IN RESPONSE TO A PHYSICAL INPUT TO THE TRANSDUCER FOR DEFORMING SAID DEVICE FROM ITS NORMAL CONDITION SO THAT THE DEVICE GENERATES AN ELECTRICAL SIGNAL HAVING A VALUE INDICATIVE OF THE VALUE OF SAID INPUT, ACTIVE CIRCUIT MEANS IN THE HOUSING OF SUCH TYPE TO REQUIRE ENERGIZATION THEREOF FROM EXTERNALLY OF ITS HOUSING COUPLED TO SAID DEVICE FOR RECEIVING GENERATED SIGNALS FROM THE DEVICE AND FOR OPERATING UPON THE GENERATED SIGNALS IN A PREDETERMINED MANNER TO PROVIDE TRANSDUCER OUTPUT SIGNALS, AND CONNECTOR TERMINAL MEANS CARRIED BY THE HOUSING AND ENERGIZATION AND TRANSDUCER OUTPUT SIGNAL INCLUDING ONLY TWO TERMINAL ELEMENTS EACH OF WHICH IS CONDUCTIVELY CONNECTED TO SEPARATE LOCATIONS IN SAID CIRCUIT MEANS.
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) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |