US3349248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric current generator in combination with an internal combustion engine
Assignee: Safran Aircraft Engines SAS
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Filing: 1964-06-01
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Granted: 1967-10-24
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Expires: 1984-06-01
Abstract
No abstract record available.
Inventors
- 👤 Garnier Michel Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:02
CPC Classifications
H; H01; H01J; H01J45/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN INSTALLATION FOR GENERATING ELECTRIC CURRENT COMPRISING IN COMBINATION, A GAS TURBINE ENGINE INCLUDING A COMPRESSOR, A COMBUSTION CHAMBER PROVIDED WITH BURNERS, AN AIR SUPPLY PASSAGE CONNECTING SAID COMPRESSOR AND SAID COMBUSTION CHAMBER, AND A TURBINE CONNECTED TO SAID COMBUSTION CHAMBER AND HAVING AN EXHAUST CONDUIT; A THERMIONIC GENERATOR HAVING A CATHODE AND AN ANODE; A FIRST HEAT EXCHANGER COOPERATING WITH SAID ENGINE AND SAID GENERATOR FOR WITHDRAWING HEAT FROM SAID COMBUSTION CHAMBER AND APPLYING SAID HEAT TO SAID CATHODE TO HEAT SAME AND GENERATE DIRECT CURRENT; A SECOND HEAT EXCHANGER FOR TRANSFERRING HEAT FROM THE EXHAUST GASES IN SAID EXHAUST CONDUIT TO THE AIR IN SAID AIR SUPPLY PASSAGE; AND AN ALTERNATOR OPERATIVELY COUPLED TO SAID ENGINE AND ADAPTED TO GENERATE AN ALTERNATING CURRENT.
Claim 2
Dependent Claim
125 words
AN INSTALLATION FOR GENERATING ELECTRIC CURRENT COMPRISING IN COMBINATION, A GAS TURBINE ENGINE INCLUDING A COMPRESSOR, A COMBUSTION CHAMBER PROVIDED WITH BURNERS, AN AIR SUPPLY PASSAGE CONNECTING SAID COMPRESSOR AND SAID COMBUSTION CHAMBER, AND A TURBINE CONNECTED TO SAID COMBUSTION CHAMBER AND HAVING AN EXHAUST CONDUIT; A THERMIONIC GENERATOR HAVING A CATHODE AND AN ANODE; A FIRST HEAT EXCHANGER COOPERATING WITH SAID ENGINE AND SAID GENERATOR FOR WITHDRAWING HEAT FROM SAID COMBUSTION CHAMBER AND APPLYING SAID HEAT TO SAID CATHODE TO HEAT SAME AND GENERATE DIRECT CURRENT; A SECOND HEAT EXCHANGER FOR TRANSFERRING HEAT FROM THE EXHAUST GASES IN SAID EXHAUST CONDUIT TO THE AIR IN SAID AIR SUPPLY PASSAGE; AND AN ALTERNATOR OPERATIVELY COUPLED TO SAID ENGINE AND ADAPTED TO GENERATE AN ALTERNATING CURRENT.
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |