US3101419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electromechanical transducer system
Assignee: ACOUSTICA ASSOCIATES Inc
•
Filing: 1960-04-21
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Granted: 1963-08-20
•
Expires: 1980-04-21
Abstract
No abstract record available.
Inventors
- 👤 Stanley R Rich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:20
CPC Classifications
B; B06; B06B; B06B1/00; B06B1/02; B06B1/06; B06B1/0607; B06B1/0611; B06B1/0618
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
AN ELECTROMECHANICAL TRANSDUCER SYSTEM COMPRISING ELECTROMECHANICAL TRANSDUCER MEANS SANDWICHED BETWEEN TWO PIECES OF SOLID MATERIALS WHICH HAVE RELATIVELY DISSIMILAR DENSITIES AND CONSTITUTING WITH SAID PIECES A MECHANICAL VIBRATOR, AND MEANS TO APPLY TO SAID SYSTEM A STATIC COMPRESSIVE STRESS IN OPPOSITION TO ANY INSTANTANEOUS NEGATIVE STRESS PRODUCED IN SAID SYSTEM DURING VIBRATION AT AN ENERGY LEVEL SUFFICIENTLY GREAT TO PRODUCE AN INSTANTANEOUS NEGATIVE STRESS LARGE ENOUGH TO DISRUPT THE ACOUSTIC BOND BETWEEN SAID TRANSDUCER MEANS AND ONE OF SAID PIECES IN THE ABSENCE OF SAID STATIC COMPRESSSIVE STRESS, SAID VIBRATOR BEING DIMENSIONED TO VIBRATE
Claim 2
Dependent Claim
94 words
AN ELECTROMECHANICAL TRANSDUCER SYSTEM COMPRISING ELECTROMECHANICAL TRANSDUCER MEANS SANDWICHED BETWEEN TWO PIECES OF SOLID MATERIALS WHICH HAVE RELATIVELY DISSIMILAR DENSITIES AND CONSTITUTING WITH SAID PIECES A MECHANICAL VIBRATOR, AND MEANS TO APPLY TO SAID SYSTEM A STATIC COMPRESSIVE STRESS IN OPPOSITION TO ANY INSTANTANEOUS NEGATIVE STRESS PRODUCED IN SAID SYSTEM DURING VIBRATION AT AN ENERGY LEVEL SUFFICIENTLY GREAT TO PRODUCE AN INSTANTANEOUS NEGATIVE STRESS LARGE ENOUGH TO DISRUPT THE ACOUSTIC BOND BETWEEN SAID TRANSDUCER MEANS AND ONE OF SAID PIECES IN THE ABSENCE OF SAID STATIC COMPRESSSIVE STRESS, SAID VIBRATOR BEING DIMENSIONED TO VIBRATE
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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) | 1966-08-19 | 1967-02-18 | 1967-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-19 | 1971-02-18 | 1971-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-19 | 1975-02-18 | 1975-08-20 | $7700.00 | Window Closed / Lapsed |