US3134228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propulsion system
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1961-07-27
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Granted: 1964-05-26
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Expires: 1981-07-27
Abstract
No abstract record available.
Inventors
- 👤 Wolansky John
- 👤 Thomas P O'grady
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:19
CPC Classifications
F; F02; F02B; F02B47/00; F02B47/04; F02B47/08; F02B47/10; B; B63; B63G; B63G8/00; B63G8/08; F01; F01K; F01K25/00; F01K25/005; Y; Y02; Y02E; Y02E20/00; Y02E20/34; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
IN AN UNDERWATER VEHICLE OR THE LIKE, A POWER SYSTEM COMPRISING A SUPPLY OF LIQUID OXYGEN, A SUPPLY OF HYDROCARBON FUEL, A COMBUSTOR, A FIRST HEAT EXCHANGER, MEANS FOR COMMUNICATING LIQUID OXYGEN THROUGH SAID FIRST HEAT EXCHANGER AND THENCE TO THE COMBUSTOR IN GAS PHASE, MEANS FOR COMMUNICATING THE HYDROCARBON FUEL TO SAID COMBUSTOR TO BE OXIDIZED BY THE OXYGEN, A SUPPLY OF DILUENT, A SECOND HEAT EXCHANGER, MEANS FOR COMMUNICATING DILUENT FROM THE SUPPLY OF DILUENT TO SAID COMBUSTOR THROUGH SAID SECOND HEAT EXCHANGER, ENGINE MEANS, MEANS COMMUNICATING COMBUSITON PRODUCTS AND ENTRAINED GASIFIED DILUENT FROM SAID COMBUSTOR TO SAID ENGINE MEANS TO DRIVE THE ENGINE MEANS, A THIRD HEAT EXCHANGER, A CONDENSER, MEANS COMMUNICATING EXHAUSTED COMBUSTION PRODUCTS FROM THE ENGINE MEANS THROUGH SAID SECOND AND THIRD HEAT EXCHANGERS TO SAID CONDENSER, SAID SECOND HEAT EXCHANGER TRANSMITTING HEAT FROM THE COMBUSTION PRODUCTS EXHAUSTED FROM SAID ENGINE MEANS TO THE DILUENT PASSING TO THE COMBUSTOR, CLOSED CONDUIT MEANS PASSING THROUGH THE FIRST AND THIRD HEAT EXCHANGERS AND CIRCULATING NITROGEN THERETHROUGH TO TRANSMIT HEAT FROM THE EXHAUSTED COMBUSTION PRODUCTS TO THE LIQUID OXYGEN, CONDUIT MEANS LEADING CONDENSED DILUENT FROM THE CONDENSER TO THE SUPPLY OF DILUENT.
Claim 2
Dependent Claim
194 words
IN AN UNDERWATER VEHICLE OR THE LIKE, A POWER SYSTEM COMPRISING A SUPPLY OF LIQUID OXYGEN, A SUPPLY OF HYDROCARBON FUEL, A COMBUSTOR, A FIRST HEAT EXCHANGER, MEANS FOR COMMUNICATING LIQUID OXYGEN THROUGH SAID FIRST HEAT EXCHANGER AND THENCE TO THE COMBUSTOR IN GAS PHASE, MEANS FOR COMMUNICATING THE HYDROCARBON FUEL TO SAID COMBUSTOR TO BE OXIDIZED BY THE OXYGEN, A SUPPLY OF DILUENT, A SECOND HEAT EXCHANGER, MEANS FOR COMMUNICATING DILUENT FROM THE SUPPLY OF DILUENT TO SAID COMBUSTOR THROUGH SAID SECOND HEAT EXCHANGER, ENGINE MEANS, MEANS COMMUNICATING COMBUSITON PRODUCTS AND ENTRAINED GASIFIED DILUENT FROM SAID COMBUSTOR TO SAID ENGINE MEANS TO DRIVE THE ENGINE MEANS, A THIRD HEAT EXCHANGER, A CONDENSER, MEANS COMMUNICATING EXHAUSTED COMBUSTION PRODUCTS FROM THE ENGINE MEANS THROUGH SAID SECOND AND THIRD HEAT EXCHANGERS TO SAID CONDENSER, SAID SECOND HEAT EXCHANGER TRANSMITTING HEAT FROM THE COMBUSTION PRODUCTS EXHAUSTED FROM SAID ENGINE MEANS TO THE DILUENT PASSING TO THE COMBUSTOR, CLOSED CONDUIT MEANS PASSING THROUGH THE FIRST AND THIRD HEAT EXCHANGERS AND CIRCULATING NITROGEN THERETHROUGH TO TRANSMIT HEAT FROM THE EXHAUSTED COMBUSTION PRODUCTS TO THE LIQUID OXYGEN, CONDUIT MEANS LEADING CONDENSED DILUENT FROM THE CONDENSER TO THE SUPPLY OF DILUENT.
References Cited (Backward Citations)
US1310253A
Cited
GB149388A
Cited
US1688761A
Cited
US2402826A
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US2351750A
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US2431132A
Cited
US2469678A
Cited
US2787121A
Cited
US2722100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-26 | 1967-11-25 | 1968-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-26 | 1971-11-25 | 1972-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-26 | 1975-11-25 | 1976-05-26 | $7700.00 | Window Closed / Lapsed |