US3118593A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid flow machine
Assignee: Rolls Royce PLC
•
Filing: 1962-04-17
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Granted: 1964-01-21
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Expires: 1982-04-17
Abstract
No abstract record available.
Inventors
- 👤 Robinson Norman Robert
- 👤 Keen John Michael Storer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:19
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A GAS TURBINE ENGINE COMPRISING: AN ENGINE CASING, A FIRST PAIR OF AXIALLY SPACED ANNULAR MEMBERS EACH HAVING ANGULARLY SPACED APART SLOTS THEREIN, SAID ANNULAR MEMBERS BEING MOUNTED WITHIN AND BONDED TO SAID ENGINE CASING, A RING OF ANGULARLY SPACED APART INLET GUIDE VANES, EACH OF SAID GUIDE VANES HAVING UPSTREAM AND DOWNSTREAM SIDES WHOSE RADIALLY OUTER ENDS ARE RESPECTIVELY BONDED WITHIN THE SLOTS IN SAID FIRST PAIR OF SLOTTED ANNULAR MEMBERS, A SECOND PAIR OF AXIALLY SPACED ANNULAR MEMBERS EACH HAVING ANGULARLY SPACED APART SLOTS THEREIN, SAID SECOND PAIR OF ANNULAR MEMBERS HAVING THE RADIALLY INNER ENDS OF THE UPSTREAM AND DOWNSTREAM SIDES OF SAID INLET GUIDE VANES BONDED WITHIN THE SLOTS THEREOF, A BEARING MOUNTED INWARDLY OF AND CARRIED BY SAID SECOND PAIR OF SLOTTED ANNULAR MEMBERS, A SHAFT ROTATABLY MOUNTED WITHIN SAID BEARING, AND A COMPRESSOR AND TURBINE MOUNTED ON SAID SHAFT.
Claim 2
Dependent Claim
145 words
A GAS TURBINE ENGINE COMPRISING: AN ENGINE CASING, A FIRST PAIR OF AXIALLY SPACED ANNULAR MEMBERS EACH HAVING ANGULARLY SPACED APART SLOTS THEREIN, SAID ANNULAR MEMBERS BEING MOUNTED WITHIN AND BONDED TO SAID ENGINE CASING, A RING OF ANGULARLY SPACED APART INLET GUIDE VANES, EACH OF SAID GUIDE VANES HAVING UPSTREAM AND DOWNSTREAM SIDES WHOSE RADIALLY OUTER ENDS ARE RESPECTIVELY BONDED WITHIN THE SLOTS IN SAID FIRST PAIR OF SLOTTED ANNULAR MEMBERS, A SECOND PAIR OF AXIALLY SPACED ANNULAR MEMBERS EACH HAVING ANGULARLY SPACED APART SLOTS THEREIN, SAID SECOND PAIR OF ANNULAR MEMBERS HAVING THE RADIALLY INNER ENDS OF THE UPSTREAM AND DOWNSTREAM SIDES OF SAID INLET GUIDE VANES BONDED WITHIN THE SLOTS THEREOF, A BEARING MOUNTED INWARDLY OF AND CARRIED BY SAID SECOND PAIR OF SLOTTED ANNULAR MEMBERS, A SHAFT ROTATABLY MOUNTED WITHIN SAID BEARING, AND A COMPRESSOR AND TURBINE MOUNTED ON SAID SHAFT.
References Cited (Backward Citations)
US2747367A
Cited
US2722373A
Cited
US2834537A
Cited
US2857093A
Cited
US2999670A
Cited
US2951631A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |