US3075353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supersonic combustion
Assignee: General Electric Co
•
Filing: 1959-08-19
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Granted: 1963-01-29
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Expires: 1979-08-19
Abstract
No abstract record available.
Inventors
- 👤 George J Mullaney
- 👤 Paul H Kydd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:25
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A UNITARY SUPERSONIC FUEL INJECTION DEVICE FOR SUPERSONIC COMBUSTION IN A SUPERSONIC AIR STREAM CONSISTING ESSENTIALLY OF: (A) A HOLLOW OPEN ENDED SUPERSONIC DIFFUSER BODY TAPERING FROM A SMALL OPEN INLET END TO A LARGER OPEN EXIT END, (B) A SUPPORT FOR POSITIONING SAID BODY IN A SUPERSONIC STREAM WITH THE SMALL INLET END IN THE UPSTREAM DIRECTION TO DIFFUSE THE FLOW OF SAID STREAM ENTERING SAID BODY, (C) FUEL INJECTION MEANS TO INJECT PILOT FUEL INTO SAID HOLLOW BODY, (D) MEANS TO IGNITE SAID PILOT FUEL AS A PILOT FLAME FOR THE PRODUCTS OF COMBUSTION TO ISSUE FROM SAID BODY, (E) FLOW RESTRICTION NOZZLE MEANS IN SAID BODY RADIALLY WITHIN THE LARGER OPEN EXIT END AND ADJACENT SAID EXIT TO INCREASE THE VELOCITY OF THE PRODUCTS OF COMBUSTION OF SAID PILOT FLAME, AND (F) SEPARATE FUEL INJECTION MEANS IN SAID FLOW RESTRICTION NOZZLE AND WITHIN THE RADIAL DIMENSION OF SAID EXIT END TO INJECT FUEL INTO SAID SUPERSONIC GAS STREAM IN THE DOWNSTREAM DIRECTION PARALLEL WITH THE AXIS OF SAID BODY.
Claim 2
Dependent Claim
172 words
A UNITARY SUPERSONIC FUEL INJECTION DEVICE FOR SUPERSONIC COMBUSTION IN A SUPERSONIC AIR STREAM CONSISTING ESSENTIALLY OF: (A) A HOLLOW OPEN ENDED SUPERSONIC DIFFUSER BODY TAPERING FROM A SMALL OPEN INLET END TO A LARGER OPEN EXIT END, (B) A SUPPORT FOR POSITIONING SAID BODY IN A SUPERSONIC STREAM WITH THE SMALL INLET END IN THE UPSTREAM DIRECTION TO DIFFUSE THE FLOW OF SAID STREAM ENTERING SAID BODY, (C) FUEL INJECTION MEANS TO INJECT PILOT FUEL INTO SAID HOLLOW BODY, (D) MEANS TO IGNITE SAID PILOT FUEL AS A PILOT FLAME FOR THE PRODUCTS OF COMBUSTION TO ISSUE FROM SAID BODY, (E) FLOW RESTRICTION NOZZLE MEANS IN SAID BODY RADIALLY WITHIN THE LARGER OPEN EXIT END AND ADJACENT SAID EXIT TO INCREASE THE VELOCITY OF THE PRODUCTS OF COMBUSTION OF SAID PILOT FLAME, AND (F) SEPARATE FUEL INJECTION MEANS IN SAID FLOW RESTRICTION NOZZLE AND WITHIN THE RADIAL DIMENSION OF SAID EXIT END TO INJECT FUEL INTO SAID SUPERSONIC GAS STREAM IN THE DOWNSTREAM DIRECTION PARALLEL WITH THE AXIS OF SAID BODY.
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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) | 1966-01-28 | 1966-07-30 | 1967-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-28 | 1970-07-30 | 1971-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-28 | 1974-07-30 | 1975-01-29 | $7700.00 | Window Closed / Lapsed |