Patent US3276419A successfully refreshed from Google Patents.
US3276419A
Expired / Lapsed
US
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Elastic wave concentrator
Assignee: Teknika Inc
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Filing: 1965-06-16
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Granted: 1966-10-04
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Expires: 1985-06-16
Abstract
No abstract record available.
Inventors
- 👤 Stanley R Rich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:10
CPC Classifications
G; G10; G10K; G10K15/00; D; D06; D06B; D06B13/00; G10K11/00; G10K11/18; Y; Y10; Y10S; Y10S116/00; Y10S116/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A GAS-DRIVEN ELASTIC WAVE ENERGY TRANSDUCER COMPRISING MEANS TO INTRODUCE GAS UNDER PRESSURE, ELASTIC WAVE GENERATING MEANS POSITIONED IN OPPOSITION TO SAID MEANS TO INTRODUCE GAS, A HOUSING BISYMMETRICAL ABOUT A LONGITUDINAL AXIS, A FIRST END OF SAID HOUSING CLOSED ABOUT SAID MEANS TO INTRODUCE GAS, A SECOND END OF SAID HOUSING OPEN FOR RADIATION OF WAVE ENERGY AND DISPOSAL OF EXHAUSTED GAS, AN INNER WALL OF SAID HOUSING SURROUNDING SAID GENERATING MEANS AND PROVIDING A CONTINUOUS PATH BETWEEN SAID FIRST END AND SAID SECOND END AND A LIP TERMINATING SAID SECOND END, SAID HOUSING PARTICULARLY CHARACTERIZED IN THAT SAID LIP CURVES INWARDLY SO THAT A SUBSTANTIAL PORTION OF THE GAS EXHAUST FROM SAID TRANSDUCER FOLLOWS THE INNER WALL OF SAID HOUSING AND IS DIRECTED BY SAID LIP SO THAT IT CROSSES THE LONGITUDINAL AXIS OF SAID HOUSING AT A POINT SPACED BEYOND SAID SECOND END.
Claim 2
Dependent Claim
146 words
A GAS-DRIVEN ELASTIC WAVE ENERGY TRANSDUCER COMPRISING MEANS TO INTRODUCE GAS UNDER PRESSURE, ELASTIC WAVE GENERATING MEANS POSITIONED IN OPPOSITION TO SAID MEANS TO INTRODUCE GAS, A HOUSING BISYMMETRICAL ABOUT A LONGITUDINAL AXIS, A FIRST END OF SAID HOUSING CLOSED ABOUT SAID MEANS TO INTRODUCE GAS, A SECOND END OF SAID HOUSING OPEN FOR RADIATION OF WAVE ENERGY AND DISPOSAL OF EXHAUSTED GAS, AN INNER WALL OF SAID HOUSING SURROUNDING SAID GENERATING MEANS AND PROVIDING A CONTINUOUS PATH BETWEEN SAID FIRST END AND SAID SECOND END AND A LIP TERMINATING SAID SECOND END, SAID HOUSING PARTICULARLY CHARACTERIZED IN THAT SAID LIP CURVES INWARDLY SO THAT A SUBSTANTIAL PORTION OF THE GAS EXHAUST FROM SAID TRANSDUCER FOLLOWS THE INNER WALL OF SAID HOUSING AND IS DIRECTED BY SAID LIP SO THAT IT CROSSES THE LONGITUDINAL AXIS OF SAID HOUSING AT A POINT SPACED BEYOND SAID SECOND END.
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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) | 1969-10-03 | 1970-04-04 | 1970-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-03 | 1974-04-04 | 1974-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-03 | 1978-04-04 | 1978-10-04 | $7700.00 | Window Closed / Lapsed |