Patent US3204403A successfully refreshed from Google Patents.
US3204403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jet propulsion gas turbine engines with selectively operable air cooling means
Assignee: Bristol Siddeley Engines Ltd
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Filing: 1963-04-05
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Granted: 1965-09-07
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Expires: 1983-04-05
Abstract
No abstract record available.
Inventors
- 👤 Mordell Donald Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:13
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/12; F02C7/14; F02C7/141; F02C7/143; F02C3/00; F02C3/04; F02C3/06; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
AN AIR BREATHING JET PROPULSION ENGINE COMPRISING IN CONNECTED FLOW SEQUENCE A RAM AIR INTAKE ADAPTED TO RECEIVE AIR AT SPEEDS CONSIDERABLY EXCEEDING MACH 1, A MULTI-STAGE AXIAL FLOW ROTARY COMPRESSOR SYSTEM, A PRIMARY COMBUSTION SYSTEM, MEANS FOR SUPPLYING FUEL CONTINUOUSLY TO THE COMIBUSTION SYSTEM TO BURN WITH THE AIR WHICH REACHES THE COMBUSTION SYSTEM FROM THE COMPRESSOR SYSTEM, A TURBINE SYSTEM ARRANGED TO DRIVE THE COMPRESSOR SYSTEM, A JET PIPE, AND A PROPULSION NOZZLE, AND INCLUDING MEANS OPERATIVE DURING OPERATION OF THE TURBINE SYSTEM TO DRIVE THE COMPRESSOR SYSTEM FOR REMOVING HEAT FROM THE AIR FLOWING FROM THE AIR INTAKE TO THE COMPRESSOR SYSTEM AND FOR GENERATING THRUST FROM THE REMOVED HEAT, AND MEANS TO RENDER SAID HEAT REMOVING MEANS INOPERATIVE IN SELECTED OPERATING CONDITIONS.
Claim 2
Dependent Claim
126 words
AN AIR BREATHING JET PROPULSION ENGINE COMPRISING IN CONNECTED FLOW SEQUENCE A RAM AIR INTAKE ADAPTED TO RECEIVE AIR AT SPEEDS CONSIDERABLY EXCEEDING MACH 1, A MULTI-STAGE AXIAL FLOW ROTARY COMPRESSOR SYSTEM, A PRIMARY COMBUSTION SYSTEM, MEANS FOR SUPPLYING FUEL CONTINUOUSLY TO THE COMIBUSTION SYSTEM TO BURN WITH THE AIR WHICH REACHES THE COMBUSTION SYSTEM FROM THE COMPRESSOR SYSTEM, A TURBINE SYSTEM ARRANGED TO DRIVE THE COMPRESSOR SYSTEM, A JET PIPE, AND A PROPULSION NOZZLE, AND INCLUDING MEANS OPERATIVE DURING OPERATION OF THE TURBINE SYSTEM TO DRIVE THE COMPRESSOR SYSTEM FOR REMOVING HEAT FROM THE AIR FLOWING FROM THE AIR INTAKE TO THE COMPRESSOR SYSTEM AND FOR GENERATING THRUST FROM THE REMOVED HEAT, AND MEANS TO RENDER SAID HEAT REMOVING MEANS INOPERATIVE IN SELECTED OPERATING CONDITIONS.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |