US3564847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion device for gas turbine engines
Assignee: Curtiss Wright Corp
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Filing: 1968-10-11
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Granted: 1971-02-23
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Expires: 1988-10-11
Abstract
Abstract THE COMBINATION OF AN ATOMIZING SPRAY NOZZLE DISCHARGING INTO A VAPORIZING DEVICE POSITIONED IN THE COMBUSTION CHAMBER OF A GAS TURBINE ENGINE ENHANCES VAPORIZATION OF THE FUEL, IMPROVES COOLING OF THE VAPORIZER, AND PREVENTS VAPOR LOCK IN THE FUEL FEED TUBE.
Inventors
- 👤 David W Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:14
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/30; F23R3/32
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) | 1974-02-22 | 1974-08-24 | 1975-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-22 | 1978-08-24 | 1979-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-22 | 1982-08-24 | 1983-02-23 | $7700.00 | Window Closed / Lapsed |