Patent US3101768A successfully refreshed from Google Patents.
US3101768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resonant intermittent combustion devices
Assignee: Curtis Automotive Devices Inc
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Filing: 1960-09-15
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Granted: 1963-08-27
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Expires: 1980-09-15
Abstract
No abstract record available.
Inventors
- 👤 Russell R Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:47
CPC Classifications
F; F23; F23C; F23C15/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN COMBINATION WITH A RESONANT INTERMITTENT COMBUSTION DEVICE HAVING A COMBUSTION CHAMBER OPENING AT ONE END INTO AN EXHAUST PIPE AND HAVING AN INLET END INCLUDING INLET PORT MEANS AND A FLOW CONTROL VALVE MEANS CONTROLING THE INFLOW OF AIR THROUGH SAID PORT MEANS PROVIDING FOR AIR FLOW THERETHROUGH ONLY INTO SAID CHAMBER, MEANS FORMING A CARBURETION VAPORIZING MEMBER IN DIRECT HEAT EXCHANGE RELATION WITH SAID COMBUSTION CHAMBER PROVIDING FOR HEATING OF SAID MEMBER AS A RESULT OF COMBUSTION IN SAID CHAMBER, SAID MEMBER INCLUDING A CLOSE CARBURETION CHAMBER THEREIN, MEANS FORMING A PASSAGE FROM SAID CARBURETION CHAMBER TO SAID COMBUSTION CHAMBER PROVIDING FOR REVERSING EXCHANGE FLOW OF GASES THEREBETWEEN IN RESPONSE TO RESONANT INTERMITTENT
Claim 2
Dependent Claim
115 words
IN COMBINATION WITH A RESONANT INTERMITTENT COMBUSTION DEVICE HAVING A COMBUSTION CHAMBER OPENING AT ONE END INTO AN EXHAUST PIPE AND HAVING AN INLET END INCLUDING INLET PORT MEANS AND A FLOW CONTROL VALVE MEANS CONTROLING THE INFLOW OF AIR THROUGH SAID PORT MEANS PROVIDING FOR AIR FLOW THERETHROUGH ONLY INTO SAID CHAMBER, MEANS FORMING A CARBURETION VAPORIZING MEMBER IN DIRECT HEAT EXCHANGE RELATION WITH SAID COMBUSTION CHAMBER PROVIDING FOR HEATING OF SAID MEMBER AS A RESULT OF COMBUSTION IN SAID CHAMBER, SAID MEMBER INCLUDING A CLOSE CARBURETION CHAMBER THEREIN, MEANS FORMING A PASSAGE FROM SAID CARBURETION CHAMBER TO SAID COMBUSTION CHAMBER PROVIDING FOR REVERSING EXCHANGE FLOW OF GASES THEREBETWEEN IN RESPONSE TO RESONANT INTERMITTENT
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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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |