US3173628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft having gas-turbine jet propulsion and sustentation engines
Assignee: Bristol Siddeley Engines Ltd
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Filing: 1963-08-05
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Granted: 1965-03-16
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Expires: 1983-08-05
Abstract
No abstract record available.
Inventors
- 👤 Marchant Francis Charles Ivor
- 👤 Robinson Samuel
- 👤 Brena Alessandro
- 👤 Pizzarello Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:48
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
222 words
AN AIRCRAFT HAVING A PROPULSION SYSTEM COMPRISING TWO GAS TURBINE JET PROPULSION UNITS EACH OF WHICH ININCLUDES TURBINE MEANS AND COMPRESSOR MEANS DRIVEN BY THE TURBINE MEANS, TWO ROTATABLE PROPULSION NOZZLES OFFSET TO ONE SIDE OF THE TWO UNITS, FIRST DUCTING CONNECTING ONE OF SAID NOZZLES WITH THE COMPRESSOR MEANS OF ONE OF THE UNITS WHEREBY COMPRESSED AIR IS ALWAYS SUPPLIED TO THAT NOZZLE WHENEVER SAID ONE UNIT IS OPERATING, SECOND DUCTING CONNECTING THE OTHER NOZZLE WITH THE TURBINE MEANS OF THE OTHER UNIT WHEREBY TURBINE EXHAUST GAS IS ALWAYS SUPPLIED TO THAT OTHER NOZZLE WHENEVER THE OTHER UNIT IS OPERATING, TWO ROTATABLE FURTHER PROPULSION NOZZLES OFFSET TO THE OTHER SIDE OF THE TWO UNITS, THIRD DUCTING CONNECTING ONE OF THE FUTHER NOZZLES WITH THE COMPRESSOR MEANS OF SAID OTHER UNIT WHEREBY COMPRESSED AIR IS ALWAYS SUPPLIED TO THAT FURTHER NOZZLE WHENEVER SAID OTHER UNIT IS OPERATING, AND FOURTH DUCTING CONNECTING THE OTHER OF THE FURTHER NOZZLE WITH THE TURBINE MEANS OF THE SAID ONE UNIT WHEREBY TURBINE EXHAUST GAS IS ALWAYS SUPPLIED TO THE OTHER OF THE FURTHER NOZZLES WHENEVER SAID ONE UNIT IS OPERATING, SAID NOZZLES AND SAID FURTHER NOZZLES BEING ROTATABLE TO VARY THEIR DIRECTION OF DISCHARGE BETWEEN REARWARD AND DOWNWARD DIRECTIONS AND ALL SAID DUCTING DEFINING WHOLLY SEPARATE FLOW PATHS FOR THEIR RESPECTIVE FLOWS OF AIR OR GAS.
Claim 2
Dependent Claim
222 words
AN AIRCRAFT HAVING A PROPULSION SYSTEM COMPRISING TWO GAS TURBINE JET PROPULSION UNITS EACH OF WHICH ININCLUDES TURBINE MEANS AND COMPRESSOR MEANS DRIVEN BY THE TURBINE MEANS, TWO ROTATABLE PROPULSION NOZZLES OFFSET TO ONE SIDE OF THE TWO UNITS, FIRST DUCTING CONNECTING ONE OF SAID NOZZLES WITH THE COMPRESSOR MEANS OF ONE OF THE UNITS WHEREBY COMPRESSED AIR IS ALWAYS SUPPLIED TO THAT NOZZLE WHENEVER SAID ONE UNIT IS OPERATING, SECOND DUCTING CONNECTING THE OTHER NOZZLE WITH THE TURBINE MEANS OF THE OTHER UNIT WHEREBY TURBINE EXHAUST GAS IS ALWAYS SUPPLIED TO THAT OTHER NOZZLE WHENEVER THE OTHER UNIT IS OPERATING, TWO ROTATABLE FURTHER PROPULSION NOZZLES OFFSET TO THE OTHER SIDE OF THE TWO UNITS, THIRD DUCTING CONNECTING ONE OF THE FUTHER NOZZLES WITH THE COMPRESSOR MEANS OF SAID OTHER UNIT WHEREBY COMPRESSED AIR IS ALWAYS SUPPLIED TO THAT FURTHER NOZZLE WHENEVER SAID OTHER UNIT IS OPERATING, AND FOURTH DUCTING CONNECTING THE OTHER OF THE FURTHER NOZZLE WITH THE TURBINE MEANS OF THE SAID ONE UNIT WHEREBY TURBINE EXHAUST GAS IS ALWAYS SUPPLIED TO THE OTHER OF THE FURTHER NOZZLES WHENEVER SAID ONE UNIT IS OPERATING, SAID NOZZLES AND SAID FURTHER NOZZLES BEING ROTATABLE TO VARY THEIR DIRECTION OF DISCHARGE BETWEEN REARWARD AND DOWNWARD DIRECTIONS AND ALL SAID DUCTING DEFINING WHOLLY SEPARATE FLOW PATHS FOR THEIR RESPECTIVE FLOWS OF AIR OR GAS.
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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |