US3120220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Generator
Assignee: Battelle Development Corp
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Filing: 1960-03-16
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Granted: 1964-02-04
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Expires: 1980-03-16
Abstract
No abstract record available.
Inventors
- 👤 Rollin J Mccrory
- 👤 Donald G Mark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:01
CPC Classifications
F; F02; F02P; F02P3/00; F02P3/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A PIEZOELECTRIC GENERATOR COMPRISING: A PAIR OF PIEZOELECTRIC ELEMENTS, EACH ELEMENT BEING MOUNTED AT ONE END OF COMMON POLARITY TO A TERMINAL; A HOUSING MEMBER SUPPORTING ONE OF SAID ELEMENTS AT THE END OF OPPOSITE POLARITY IN A ROCKABLE BASE MEMBER; A CAP MEMBER POSITIONED AT THE END OF OPPOSITE POLARITY OF THE OTHER OF SAID ELEMENTS AND SUPPORTED BY SUPPORT MEANS INCLUDING A ROCKABLE COLUMN MEMBER BETWEEN SAID CAP MEMBER AND SAID HOUSING MEMBER; A STRESS ROD SLIDABLE IN SAID HOUSING MEMBER BEARING AGAINST SAID CAP MEMBER; AND AN ACTUATOR ROD SLIDABLE IN SAID HOUSING MEMBER BEARING AGAINST SAID CAP MEMBER; RESILIENT MEANS POSITIONED BETWEEN SAID HOUSING AND SAID STRESS ROD URGING SAID STRESS ROD AGAINST SAID CAP MEMBER AND COMPRESSIVELY STRESSING SAID ELEMENTS; AND MEANS MOVING SAID ACTUATOR ROD AGAINST THE URGING OF SAID RESILIENT MEANS TO REDUCE THE STRESS IN SAID ELEMENTS AND TO PRODUCE AN ELECTRICAL POTENTIAL BETWEEN SAID TERMINAL AND SAID HOUSING MEMBER EQUAL TO THE COMBINED POTENTIAL GENERATED IN BOTH OF SAID ELEMENTS.
Claim 2
Dependent Claim
169 words
A PIEZOELECTRIC GENERATOR COMPRISING: A PAIR OF PIEZOELECTRIC ELEMENTS, EACH ELEMENT BEING MOUNTED AT ONE END OF COMMON POLARITY TO A TERMINAL; A HOUSING MEMBER SUPPORTING ONE OF SAID ELEMENTS AT THE END OF OPPOSITE POLARITY IN A ROCKABLE BASE MEMBER; A CAP MEMBER POSITIONED AT THE END OF OPPOSITE POLARITY OF THE OTHER OF SAID ELEMENTS AND SUPPORTED BY SUPPORT MEANS INCLUDING A ROCKABLE COLUMN MEMBER BETWEEN SAID CAP MEMBER AND SAID HOUSING MEMBER; A STRESS ROD SLIDABLE IN SAID HOUSING MEMBER BEARING AGAINST SAID CAP MEMBER; AND AN ACTUATOR ROD SLIDABLE IN SAID HOUSING MEMBER BEARING AGAINST SAID CAP MEMBER; RESILIENT MEANS POSITIONED BETWEEN SAID HOUSING AND SAID STRESS ROD URGING SAID STRESS ROD AGAINST SAID CAP MEMBER AND COMPRESSIVELY STRESSING SAID ELEMENTS; AND MEANS MOVING SAID ACTUATOR ROD AGAINST THE URGING OF SAID RESILIENT MEANS TO REDUCE THE STRESS IN SAID ELEMENTS AND TO PRODUCE AN ELECTRICAL POTENTIAL BETWEEN SAID TERMINAL AND SAID HOUSING MEMBER EQUAL TO THE COMBINED POTENTIAL GENERATED IN BOTH OF SAID ELEMENTS.
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) | 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 |