Patent US3237400A successfully refreshed from Google Patents.
US3237400A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turborocket engine
Assignee: RTX Corp
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Filing: 1957-04-05
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Granted: 1966-03-01
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Expires: 1977-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wesley A Kuhrt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:47
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/74; F02K9/78; F02C; F02C1/00; F02C1/007; F02C7/00; F02C7/22; F02C7/224; F02K3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
226 words
IN A POWER PLANT HAVING AN RAM AIR INLET AND A COMPRESSOR, A TURBINE FOR DRIVING THE COMPRESSOR, A MAIN COMBUSTION CHAMBER RECEIVING AIR FROM SAID COMPRESSOR, AN EXHAUST NOZZLE RECEIVING GASES FOM SAID COMBINATION CHAMBER, A PRIMARY COMBUSTION CHAMBER UPSTREAM OF SAID MAIN COMBUSTION CHAMBER, A SOURCE OF LOW TEM PERATURE LIQUID HYDROGEN, A SECONDARY AIR PASSAGE CONNECTED TO SAID RAM AIR INLET, FIRST HEAT EXCHANGE MEANS RECEIVING AIR FROM SAID SECONDARY PASSAGE AND LIQUID HYDROGEN FROM SAID SOURCE, SAID HEAR EXCHANGE MEANS LIQUEFYING SAID AIR AND GASIFYING SAID HYDROGEN, A RESERVOIR FOR COLLECTING THE LIQUID AIR, A SECOND HEAT EXCHANGER MEANS ADJACENT SAID MAIN COMBUSTION CHAMBER, VALVE MEANS FOR SELECTIVELY CONDUCTING SAID LIQUID AIR FROM SAID RESERVOIR THROUGH SAID SECOND HEAT EXCHANGER MEANS AND ALSO DIRECTLY FROM SAID RESERVOIR TO SAID PRIMARY COMBUSTION CHAMBER, MEANS FOR CONDUTING AIR FROM SAID SECOND HEAT EXCHANGER TO SAID PRIMARY COMBUSTION CHAMBER, MEANS FOR DIRECTING AN EXCESS OF HYDROGEN FROM SAID FIRST HEAT EXCHANGER TO SAID PRIMARY COMBUSTION CHAMBER TO PRODUCE GASES TO DRIVE SAID TURBINE WHEREBY SOME FREE HYDROGEN IS EXHAUSTED FROM SAID TURBINE, PIPE MEANS CONNECTED TO SAID HYDROGEN SOURCE, AND A VALVE IN SAID PIPE MEANS FOR DIRECTING A PORTION OF THE HYDROGEN TO SAID FIRST HEAT EXCHANGER AND DIRECTING FURTHER HYDROGEN TO SAID MAIN COMBUSTION CHAMBER TO MIX WITH THE AIR FROM SAID COMPRESSOR.
Claim 2
Dependent Claim
226 words
IN A POWER PLANT HAVING AN RAM AIR INLET AND A COMPRESSOR, A TURBINE FOR DRIVING THE COMPRESSOR, A MAIN COMBUSTION CHAMBER RECEIVING AIR FROM SAID COMPRESSOR, AN EXHAUST NOZZLE RECEIVING GASES FOM SAID COMBINATION CHAMBER, A PRIMARY COMBUSTION CHAMBER UPSTREAM OF SAID MAIN COMBUSTION CHAMBER, A SOURCE OF LOW TEM PERATURE LIQUID HYDROGEN, A SECONDARY AIR PASSAGE CONNECTED TO SAID RAM AIR INLET, FIRST HEAT EXCHANGE MEANS RECEIVING AIR FROM SAID SECONDARY PASSAGE AND LIQUID HYDROGEN FROM SAID SOURCE, SAID HEAR EXCHANGE MEANS LIQUEFYING SAID AIR AND GASIFYING SAID HYDROGEN, A RESERVOIR FOR COLLECTING THE LIQUID AIR, A SECOND HEAT EXCHANGER MEANS ADJACENT SAID MAIN COMBUSTION CHAMBER, VALVE MEANS FOR SELECTIVELY CONDUCTING SAID LIQUID AIR FROM SAID RESERVOIR THROUGH SAID SECOND HEAT EXCHANGER MEANS AND ALSO DIRECTLY FROM SAID RESERVOIR TO SAID PRIMARY COMBUSTION CHAMBER, MEANS FOR CONDUTING AIR FROM SAID SECOND HEAT EXCHANGER TO SAID PRIMARY COMBUSTION CHAMBER, MEANS FOR DIRECTING AN EXCESS OF HYDROGEN FROM SAID FIRST HEAT EXCHANGER TO SAID PRIMARY COMBUSTION CHAMBER TO PRODUCE GASES TO DRIVE SAID TURBINE WHEREBY SOME FREE HYDROGEN IS EXHAUSTED FROM SAID TURBINE, PIPE MEANS CONNECTED TO SAID HYDROGEN SOURCE, AND A VALVE IN SAID PIPE MEANS FOR DIRECTING A PORTION OF THE HYDROGEN TO SAID FIRST HEAT EXCHANGER AND DIRECTING FURTHER HYDROGEN TO SAID MAIN COMBUSTION CHAMBER TO MIX WITH THE AIR FROM SAID COMPRESSOR.
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) | 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 |