US3563031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine engine heat exchanger and combustion system
Assignee: Ford Motor Co
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Filing: 1969-01-13
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Granted: 1971-02-16
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Expires: 1989-01-13
Abstract
Abstract FUEL INJECTED INTO THE COMPRESSED AIR UPSTREAM OF THE HEAT EXCHANGER VAPORIZES AND MIXES WITH THE AIR DURING PASSAGE THROUGH THE HEAT EXCHANGER. THE FUEL-AIR MIXTURE IS IGNITED AS IT EMERGES FROM THE HEAT EXCHANGER AND BURNS WITHIN A SHORT DISTANCE FROM THE EXIT SURFACE OF THE HEAT EXCHANGER. FUEL IS INJECTED THROUGH NOZZLES UPSTREAM OF THE COMPRESSOR OR A SLINGER SYSTEM ASSOCIATED WITH THE ROTATING COMPRESSOR.
Inventors
- 👤 Armenag Topouzian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:54
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/30; F02; F02C; F02C7/00; F02C7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |