Patent US3266252A successfully refreshed from Google Patents.
US3266252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resonant pressure generating combustion machine
Assignee: Individual
•
Filing: 1964-03-04
•
Granted: 1966-08-16
•
Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Hughes John Wesley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 15:06
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/02; F02K7/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
81 words
A RESONANT PRESSURE GENERATING COMBUSTION MACHINE INCLUDING IN COMBINATION: A COMBUSTION CHAMBER FOR THE BURNING OF A FUEL-AIR MIXTURE, MEANS FOR CHARGING THE AIR IN THE COMBUSTION CHAMBER WITH FUEL, MEANS FOR IGNITING THE FUEL-AIR MIXTURE, A ONE WAY AIR INTAKE VALVE ON THE COMBUSTION CHAMBER, A HOT ACCUMULATOR, AN EXHAUST TUBE CONNECTING THE COMBUSTION CHAMBER AND THE HOT ACCUMULATOR, SAID HOT ACCUMULATOR COMPRISING MEANS TO PROVIDE REVERSED EXHAUST GAS FLOW TO RESONANTLY COMPRESS SAID FUEL-AIR MIXTURE IN SAID COMBUSTION CHAMBER.
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |