Patent US1993701A successfully refreshed from Google Patents.
Patent US3237404A successfully refreshed from Google Patents.
US3237404A
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Re-expansion gas turbine engine with power transfer between turbines
Assignee: Motors Liquidation Co
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Filing: 1965-05-03
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Granted: 1966-03-01
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Expires: 1985-05-03
Abstract
No abstract record available.
Inventors
- 👤 Eugene E Flanigan
- 👤 Robert W Guernsey
- 👤 Jerry R Roan
- 👤 Richard M Zeek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:59
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A GAS TURBINE POWER PLANT COMPRISING, IN COMBINATION, A GAS GENERATOR INCLUDING A COMPRESSSOR, COMBUSTION APPARATUS, AND A TURBINE DRIVING THE COMPRESSOR, A LOAD TURBINE GAS-COUPLED TO THE GAS GENERATOR, CONTROLLABLE TORQUE-TRANSMITTING MEANS COUPLING THE TURBINES INCLUDING MEANS CONTROLLING THE AMOUNT OF TORQUE TRANSMITTED, AND MEANS RESPONSIVE TO A CONDITION OF THE GAS GENERATOR INDICATIVE OF TORQUE AVAILABLE FROM THE GAS GENERATOR AS SHAFT POWER WITHIN ALLOWABLE LIMITS OF GAS GENERATOR TURBINE TEMPERATURE CONNECTED TO SAID TORQUE CONTROLLING MEANS TO CONTROL THE TORQUE TRANSMITTED SO AS TO LOAD THE GAS GENERATOR TURBINE VARIABLY WITH DECREASE IN ENGINE POWER LEVEL TO MAINTAIN A HIGH GAS GENERATOR TURBINE TEMPERATURE AT LIGHT LOADS.
Claim 2
Dependent Claim
110 words
A GAS TURBINE POWER PLANT COMPRISING, IN COMBINATION, A GAS GENERATOR INCLUDING A COMPRESSSOR, COMBUSTION APPARATUS, AND A TURBINE DRIVING THE COMPRESSOR, A LOAD TURBINE GAS-COUPLED TO THE GAS GENERATOR, CONTROLLABLE TORQUE-TRANSMITTING MEANS COUPLING THE TURBINES INCLUDING MEANS CONTROLLING THE AMOUNT OF TORQUE TRANSMITTED, AND MEANS RESPONSIVE TO A CONDITION OF THE GAS GENERATOR INDICATIVE OF TORQUE AVAILABLE FROM THE GAS GENERATOR AS SHAFT POWER WITHIN ALLOWABLE LIMITS OF GAS GENERATOR TURBINE TEMPERATURE CONNECTED TO SAID TORQUE CONTROLLING MEANS TO CONTROL THE TORQUE TRANSMITTED SO AS TO LOAD THE GAS GENERATOR TURBINE VARIABLY WITH DECREASE IN ENGINE POWER LEVEL TO MAINTAIN A HIGH GAS GENERATOR TURBINE TEMPERATURE AT LIGHT LOADS.
References Cited (Backward Citations)
US1928301A
Cited
GB413679A
Cited
GB415788A
Cited
CH231559A
Cited
US2374510A
Cited
US2802334A
Cited
GB723368A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-28 | 1969-08-30 | 1970-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-28 | 1973-08-30 | 1974-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-28 | 1977-08-30 | 1978-03-01 | $7700.00 | Window Closed / Lapsed |