US2916367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion systems for gas turbine engines
Assignee: Armstrong Siddeley Motors Ltd
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Filing: 1956-02-06
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Granted: 1959-12-08
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Expires: 1976-02-06
Abstract
No abstract record available.
Inventors
- 👤 Morris A Stokes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:57
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/30; F02; F02C; F02C3/00; F02C3/20; F02C3/26; F02C3/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A FUEL VAPOR GENERATOR COMPRISING A COMBUSTION CHAMBER, AIR AND FUEL INLETS TO SAID COMBUSTION CHAMBER, A TAIL PIPE FROM SAID COMBUSTION CHAMBER AND HAVING A CONVERGENT DOWNSTREAM END FORMING A VENTURI, A MAIN FUEL NOZZLE POSITIONED COAXIALLY IN SAID TAIL PIPE AND IN THE CONVERGENT PORTION OF THE VENTURI, THROUGH WHICH NOZZLE MAIN FUEL TO BE VAPORIZED IS INTRODUCED UNDER PRESSURE, SAID NOZZLE HAVING A RADIALLY OUTER SURFACE WHICH, IN CONJUNCTION WITH SAID CONVERGENT PORTION OF THE VENTURI, IS CAPABLE OF PRODUCING EJECTOR ACTION FOR PROMOTING FLOW OF EFFUENT GASES THROUGH SAID TAIL PIPE, A VALVE IN SAID NOZZLE, BIASING MEANS TO CLOSE SAID VALVE AND MEANS APPLYING THE PRESSURE OF SAID MAIN FUEL IN OPPOSITION TO SAID BIASING MEANS, WHEREBY THE VALVE REMAINS CLOSED UNTIL THE FUEL PRESSURE REACHES A PREDETERMINED VALUE.
Claim 2
Dependent Claim
134 words
A FUEL VAPOR GENERATOR COMPRISING A COMBUSTION CHAMBER, AIR AND FUEL INLETS TO SAID COMBUSTION CHAMBER, A TAIL PIPE FROM SAID COMBUSTION CHAMBER AND HAVING A CONVERGENT DOWNSTREAM END FORMING A VENTURI, A MAIN FUEL NOZZLE POSITIONED COAXIALLY IN SAID TAIL PIPE AND IN THE CONVERGENT PORTION OF THE VENTURI, THROUGH WHICH NOZZLE MAIN FUEL TO BE VAPORIZED IS INTRODUCED UNDER PRESSURE, SAID NOZZLE HAVING A RADIALLY OUTER SURFACE WHICH, IN CONJUNCTION WITH SAID CONVERGENT PORTION OF THE VENTURI, IS CAPABLE OF PRODUCING EJECTOR ACTION FOR PROMOTING FLOW OF EFFUENT GASES THROUGH SAID TAIL PIPE, A VALVE IN SAID NOZZLE, BIASING MEANS TO CLOSE SAID VALVE AND MEANS APPLYING THE PRESSURE OF SAID MAIN FUEL IN OPPOSITION TO SAID BIASING MEANS, WHEREBY THE VALVE REMAINS CLOSED UNTIL THE FUEL PRESSURE REACHES A PREDETERMINED VALUE.
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) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |