US3113430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine engine
Assignee: Rolls Royce PLC
•
Filing: 1962-02-08
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Granted: 1963-12-10
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Expires: 1982-02-08
Abstract
No abstract record available.
Inventors
- 👤 Beale Richard Derby
- 👤 Littleford Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:35
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/16; F01D25/162; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/16; F01D17/162
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A GAS TURBINE ENGINE COMPRISING AN ENGINE CASING, COMPRESSOR MEANS, COMBUSTION EQUIPMENT AND TURBINE MEANS ARRANGED IN FLOW SERIES IN SAID ENGINE CASING, A HOUSING MOUNTED WITHIN SAID CASING, ROTATABLE SHAFTING MOUNTED WITHIN SAID HOUSING, SAID COMPRESSOR MEANS BEING SUPPORTED BY SAID SHAFTING, A PLURALITY OF STRUTS WHICH ARE DISPOSED UPSTREAM OF THE COMPRESSOR MEANS AND WHICH EXTEND FROM THE CASING SO AS TO SUPPORT THE HOUSING, SAID STRUTS EXTENDING TANGENTIALLY OF SAID HOUSING, AND A PLURALITY OF INLET GUIDE VANES DISPOSED BETWEEN SAID STRUTS AND SAID COMPRESSOR MEANS, EACH OF SAID INLET GUIDE VANES HAVING A FORWARD EDGE EXTENDING SUBSTANTIALLY PARALLEL TO AND DISPOSED IN THE LEE OF A RESPECTIVE ONE OF SAID STRUTS.
Claim 2
Dependent Claim
115 words
A GAS TURBINE ENGINE COMPRISING AN ENGINE CASING, COMPRESSOR MEANS, COMBUSTION EQUIPMENT AND TURBINE MEANS ARRANGED IN FLOW SERIES IN SAID ENGINE CASING, A HOUSING MOUNTED WITHIN SAID CASING, ROTATABLE SHAFTING MOUNTED WITHIN SAID HOUSING, SAID COMPRESSOR MEANS BEING SUPPORTED BY SAID SHAFTING, A PLURALITY OF STRUTS WHICH ARE DISPOSED UPSTREAM OF THE COMPRESSOR MEANS AND WHICH EXTEND FROM THE CASING SO AS TO SUPPORT THE HOUSING, SAID STRUTS EXTENDING TANGENTIALLY OF SAID HOUSING, AND A PLURALITY OF INLET GUIDE VANES DISPOSED BETWEEN SAID STRUTS AND SAID COMPRESSOR MEANS, EACH OF SAID INLET GUIDE VANES HAVING A FORWARD EDGE EXTENDING SUBSTANTIALLY PARALLEL TO AND DISPOSED IN THE LEE OF A RESPECTIVE ONE OF SAID STRUTS.
References Cited (Backward Citations)
FR882330A
Cited
US2388208A
Cited
US2616662A
Cited
US2857092A
Cited
US2793804A
Cited
US2929546A
Cited
US2914241A
Cited
US2936999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-09 | 1967-06-10 | 1967-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-09 | 1971-06-10 | 1971-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-09 | 1975-06-10 | 1975-12-10 | $7700.00 | Window Closed / Lapsed |