Patent US3187188A successfully refreshed from Google Patents.
US3187188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High speed turbo-generator
Assignee: Curtiss Wright Corp
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Filing: 1959-07-21
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Granted: 1965-06-01
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Expires: 1979-07-21
Abstract
No abstract record available.
Inventors
- 👤 Harold T Adkins
- 👤 Raymond I Schneyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:40
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/02; F01; F01D; F01D15/00; F01D15/10; H; H02; H02K; H02K7/00; H02K7/18; H02K7/1807; H02K7/1823
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A HIGH SPEED INDUCTION GENERATOR AND GAS TURBINE COMBINATION COMPRISING AN ELONGATED HOUSING FOR ENCLOSING THE INDUCTION GENERATOR, ONE END OF SAID HOUSING TERMINATING IN AN ENLARGED PORTION OF ENCLOSING THE GAS TURBINE, SAID GAS TURBINE HAVING A ROTOR DISC WITH TURBINE AND COMPRESSOR BLADES ON OPPOSITE SIDES THEREOF RESPECTIVELY, SAID ENLARGED HOUSING PORTION HAVING A TURBINE EXHAUST PASSAGE EXTENDING AXIALLY OF THE HOUSING AND AN ANNULAR COMBUSTION CHAMBER FOR SUPPLYING A PRESSURE MEDIUM RADIALLY TO THE TURBINE BLADES SURROUNDING SAID EXHAUST PASSAGE, THE COMPRESSOR SIDE OF SAID ROTOR DISC HAVING RADIAL CONNECTIONS WITH THE AFORESAID COMBUSTION CHAMBER AND BEING IN CLOSELY ALIGNED COMMUNICATION WITH THE ELONGATED GENERATOR HOUSING FOR INDUCTION TO COOLING AIR THERETHROUGH, SAID GENERATOR HAVING A TOOTHED ROTOR AND STATOR WITH THE GENERATOR FIELD AND POWER WINDINGS BOTH MOUNTED IN THE STATOR FOR GENERATING A HIGH FREQUENCY POWER CURRENT ACCORDING TO ROTOR SPEED, THE TURBINE AND GENERATOR ROTOR BEING IN AXIALLY COMPACT ALIGNMENT AND CONNECTED TO UNIT ROTATION.
Claim 2
Dependent Claim
161 words
A HIGH SPEED INDUCTION GENERATOR AND GAS TURBINE COMBINATION COMPRISING AN ELONGATED HOUSING FOR ENCLOSING THE INDUCTION GENERATOR, ONE END OF SAID HOUSING TERMINATING IN AN ENLARGED PORTION OF ENCLOSING THE GAS TURBINE, SAID GAS TURBINE HAVING A ROTOR DISC WITH TURBINE AND COMPRESSOR BLADES ON OPPOSITE SIDES THEREOF RESPECTIVELY, SAID ENLARGED HOUSING PORTION HAVING A TURBINE EXHAUST PASSAGE EXTENDING AXIALLY OF THE HOUSING AND AN ANNULAR COMBUSTION CHAMBER FOR SUPPLYING A PRESSURE MEDIUM RADIALLY TO THE TURBINE BLADES SURROUNDING SAID EXHAUST PASSAGE, THE COMPRESSOR SIDE OF SAID ROTOR DISC HAVING RADIAL CONNECTIONS WITH THE AFORESAID COMBUSTION CHAMBER AND BEING IN CLOSELY ALIGNED COMMUNICATION WITH THE ELONGATED GENERATOR HOUSING FOR INDUCTION TO COOLING AIR THERETHROUGH, SAID GENERATOR HAVING A TOOTHED ROTOR AND STATOR WITH THE GENERATOR FIELD AND POWER WINDINGS BOTH MOUNTED IN THE STATOR FOR GENERATING A HIGH FREQUENCY POWER CURRENT ACCORDING TO ROTOR SPEED, THE TURBINE AND GENERATOR ROTOR BEING IN AXIALLY COMPACT ALIGNMENT AND CONNECTED TO UNIT ROTATION.
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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) | 1968-05-31 | 1968-11-30 | 1969-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-31 | 1972-11-30 | 1973-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-31 | 1976-11-30 | 1977-06-01 | $7700.00 | Window Closed / Lapsed |