US3095707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine fuel nozzle air supply system
Assignee: Motors Liquidation Co
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Filing: 1960-09-21
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Granted: 1963-07-02
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Expires: 1980-09-21
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Flanigan
- 👤 Richard M Zeek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:02
CPC Classifications
F; F23; F23R; F23R3/00; F23R3/28; F23R3/283; F02; F02C; F02C7/00; F02C7/22; F02C9/00; F02C9/26; F02C9/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
249 words
A GAS TURBINE ENGINE COMPRISING, IN COMBINATION, A COMPRESSOR, COMBUSTION APARATUS SUPPLIED BY THE COMPRESSOR, AND A TURBINE ENERGIZED BY THE COMBUSTION APPARATUS AND CONNECTED TO DRIVE THE COMPRESSOR, A REGENERATOR FOR TRANSFER OF HEAT FROM THE TURBINE EXHAUST TO AIR DISCHARGED BY THE COMPRESSOR, THE REGENERATOR BEING CONNECTED BETWEEN THE COMPRESSOR AND THE COMBUSTION APPARATUS FOR FLOW OF AIR THROUGH THE REGENERATOR BEING CONNECTED TO THE TURBINE FOR FLOW OF COMBUSTION PRODUCTS DISCHARGED BY THE TURBINE THROUGH THE REGNERATOR; THE COMPRESSOR INCLUDING A DIFFUSER PROVIDING AN OUTLET FROM THE COMPRESSOR CONNECTED TO DISCHARGE INTO THE REGENERATOR, THE FLOW OF AIR THROUGH THE REGENERATOR CAUSING A PRESSURE DROP IN THE AIR BETWEEN THE REGENERATOR INLET AND THE COMBUSTION APPARATUS, A FUEL NOZZLE IN THE COMBUSTION APPARATUS SUPPLYING FUEL TO THE COMBUSTION APPARATUS, THE FUEL NOZZLE BEING OF AN AIR-ATOMIZING TYPE AND INCLUDING A FUEL INLET AND AN AIR INLET, AND MEANS FOR SUPPLYING AIR TO THE SAID AIR INLET AT A PRESSURE DIFFERENTIAL ABOVE THAT WITHIN THE COMBUSTION APPARATUS BASED AT LEAST IN PART UPON THE SAID AIR PRESSURE DROP IN THE REGENERATOR COMPRISING AN OPEN-ENDED PICKUP TUBE PROJECTING INTO THE DIFFUSER IN A DIRECTION OPPOSITE TO THE DIRECTION OF AIR FLOW THEREIN AT THE LOCATION OF THE TUBE SO AS TO PROVIDE A TOTAL PRESSURE RECOVERY, AND CONDUIT MEANS CONNECTING THE PICKUP TUBE OPENLY AND DIRECTLY TO THE FUEL NOZZLE AIR INLET SO THAT THE SAID AIR INLET IS SUPPLIED WITH AIR SUBSTANTIALLY AT COMPRESSOR TOTAL DISCHARGE PRESSURE
Claim 2
Dependent Claim
249 words
A GAS TURBINE ENGINE COMPRISING, IN COMBINATION, A COMPRESSOR, COMBUSTION APARATUS SUPPLIED BY THE COMPRESSOR, AND A TURBINE ENERGIZED BY THE COMBUSTION APPARATUS AND CONNECTED TO DRIVE THE COMPRESSOR, A REGENERATOR FOR TRANSFER OF HEAT FROM THE TURBINE EXHAUST TO AIR DISCHARGED BY THE COMPRESSOR, THE REGENERATOR BEING CONNECTED BETWEEN THE COMPRESSOR AND THE COMBUSTION APPARATUS FOR FLOW OF AIR THROUGH THE REGENERATOR BEING CONNECTED TO THE TURBINE FOR FLOW OF COMBUSTION PRODUCTS DISCHARGED BY THE TURBINE THROUGH THE REGNERATOR; THE COMPRESSOR INCLUDING A DIFFUSER PROVIDING AN OUTLET FROM THE COMPRESSOR CONNECTED TO DISCHARGE INTO THE REGENERATOR, THE FLOW OF AIR THROUGH THE REGENERATOR CAUSING A PRESSURE DROP IN THE AIR BETWEEN THE REGENERATOR INLET AND THE COMBUSTION APPARATUS, A FUEL NOZZLE IN THE COMBUSTION APPARATUS SUPPLYING FUEL TO THE COMBUSTION APPARATUS, THE FUEL NOZZLE BEING OF AN AIR-ATOMIZING TYPE AND INCLUDING A FUEL INLET AND AN AIR INLET, AND MEANS FOR SUPPLYING AIR TO THE SAID AIR INLET AT A PRESSURE DIFFERENTIAL ABOVE THAT WITHIN THE COMBUSTION APPARATUS BASED AT LEAST IN PART UPON THE SAID AIR PRESSURE DROP IN THE REGENERATOR COMPRISING AN OPEN-ENDED PICKUP TUBE PROJECTING INTO THE DIFFUSER IN A DIRECTION OPPOSITE TO THE DIRECTION OF AIR FLOW THEREIN AT THE LOCATION OF THE TUBE SO AS TO PROVIDE A TOTAL PRESSURE RECOVERY, AND CONDUIT MEANS CONNECTING THE PICKUP TUBE OPENLY AND DIRECTLY TO THE FUEL NOZZLE AIR INLET SO THAT THE SAID AIR INLET IS SUPPLIED WITH AIR SUBSTANTIALLY AT COMPRESSOR TOTAL DISCHARGE PRESSURE
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) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |