US3266243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine jet propulsion engine
Assignee: Rolls Royce PLC
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Filing: 1964-06-23
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Granted: 1966-08-16
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Expires: 1984-06-23
Abstract
No abstract record available.
Inventors
- 👤 Thomas Samuel David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:49
CPC Classifications
F; F02; F02K; F02K3/00; F02K3/02; F02K3/025; B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/0066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A GAS TURBINE JET PROPULSION ENGINE COMPRISING COMPRESSOR MEANS, COMBUSTION EQUIPMENT, TURBINE MEANS, A JET PIPE AND A JET NOZZLE ALL ARRANGED IN FLOW SERIES ALONG A HORIZONTAL LONGITUDINAL AXIS, AND AXIALLY EXTENDING PASSAGE ARRANGED TO RECEIVE SOME OF THE AIR COMPRESSED BY THE COMPRESSOR MEANS, A STUB PIPE COMMUNICATING WITH AND EXTENDING RADIALLY FROM SAID PASSAGE, A FIXED PROPULSION NOZZLE AT THE RADIALLY OUTER END OF SAID STUB PIPE AND ARRANGED SUCH THAT, IN NORMAL USE, IT MAY DIRECT THE COMPRESSOR AIR FROM SAID PASSAGE SUBSTANTIALLY VERTICALLY DOWNWARDLY TO PROVIDE DIRECT LIFT, A VALVE DEVICE ADAPTED TO PERMIT AND PREVENT FLOW OF AIR THROUGH SAID PROPULSION NOZZLE, AT LEAST ONE EXHAUST NOZZLE HAVING ITS AXIS INCLINED TO THE SAID HORIZONTAL LONGITUDINAL AXIS OF THE ENGINE AND COMMUNICATING WITH SAID JET PIPE, AND DEFLECTOR MEANS DISPOSED WITHIN SAID JET PIPE AND MOVABLE
Claim 2
Dependent Claim
142 words
A GAS TURBINE JET PROPULSION ENGINE COMPRISING COMPRESSOR MEANS, COMBUSTION EQUIPMENT, TURBINE MEANS, A JET PIPE AND A JET NOZZLE ALL ARRANGED IN FLOW SERIES ALONG A HORIZONTAL LONGITUDINAL AXIS, AND AXIALLY EXTENDING PASSAGE ARRANGED TO RECEIVE SOME OF THE AIR COMPRESSED BY THE COMPRESSOR MEANS, A STUB PIPE COMMUNICATING WITH AND EXTENDING RADIALLY FROM SAID PASSAGE, A FIXED PROPULSION NOZZLE AT THE RADIALLY OUTER END OF SAID STUB PIPE AND ARRANGED SUCH THAT, IN NORMAL USE, IT MAY DIRECT THE COMPRESSOR AIR FROM SAID PASSAGE SUBSTANTIALLY VERTICALLY DOWNWARDLY TO PROVIDE DIRECT LIFT, A VALVE DEVICE ADAPTED TO PERMIT AND PREVENT FLOW OF AIR THROUGH SAID PROPULSION NOZZLE, AT LEAST ONE EXHAUST NOZZLE HAVING ITS AXIS INCLINED TO THE SAID HORIZONTAL LONGITUDINAL AXIS OF THE ENGINE AND COMMUNICATING WITH SAID JET PIPE, AND DEFLECTOR MEANS DISPOSED WITHIN SAID JET PIPE AND MOVABLE
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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |