Patent US3263907A successfully refreshed from Google Patents.
US3263907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine
Assignee: Garrett Corp
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Filing: 1965-04-28
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Granted: 1966-08-02
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Expires: 1985-04-28
Abstract
No abstract record available.
Inventors
- 👤 Robert R Van Nimwegen
- 👤 Montgomerie C Steele
- 👤 Curtis E Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:09
CPC Classifications
F; F16; F16C; F16C27/00; F16C27/04; F01; F01D; F01D25/00; F01D25/16; F01D25/162; F01D25/164; F16C19/00; F16C19/22; F16C19/24; F16C19/26; F16C2240/00; F16C2240/40; F16C2240/70; F16C2240/80; F16C2240/82; F16C2240/84; F16C2360/00; F16C2360/23
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
IN A GAS TURBINE ENGINE: (A) A CASING PORTION PROVIDED WITH AN ANNULAR RECESS HAVING PERIPHERAL AND END WALLS; (B) A ROTATING ASSEMBLY IN SAID CASING PORTION, SAID ROTATING ASSEMBLY HAVING A SHAFT WITH COMPRESSOR ROTOR AND TURBINE WHEEL MOUNTED THEREON; (C) ANTIFRICTION BEARING MEANS DISPOSED IN SAID CASING PORTION TO ROTATABLY SUPPORT SAID ROTATING ASSEMBLY, SAID BEARING MEANS HAVING A RACE WITH AN ANNULAR RECESS IN RADIAL REGISTRATION WITH THE RECESS IN SAID CASING PORTION; AND (D) MEANS RESILIENTLY RETAINING SAID BEARING MEANS IN SAID CASING PORTION FOR LIMITED LATERAL MOVEMENT, SAID RETAINING MEANS BEING FORMED OF STRIP MATERIAL BENT INTO A POLYGON WITH ROUNDED CORNER AND FLAT SIDE PORTIONS, THE CORNER PORTIONS ENGAGING THE BOTTOM WALL OF ONE RECESS AND THE FLAT SIDE PORTIONS ENGAGING THE BOTTOM WALL OF THE OTHER RECESS, THE EDGES OF SAID CORNER AND SIDE PORTIONS ENGAGING THE END WALLS OF THE RESPECTIVE RECESSES.
Claim 2
Dependent Claim
150 words
IN A GAS TURBINE ENGINE: (A) A CASING PORTION PROVIDED WITH AN ANNULAR RECESS HAVING PERIPHERAL AND END WALLS; (B) A ROTATING ASSEMBLY IN SAID CASING PORTION, SAID ROTATING ASSEMBLY HAVING A SHAFT WITH COMPRESSOR ROTOR AND TURBINE WHEEL MOUNTED THEREON; (C) ANTIFRICTION BEARING MEANS DISPOSED IN SAID CASING PORTION TO ROTATABLY SUPPORT SAID ROTATING ASSEMBLY, SAID BEARING MEANS HAVING A RACE WITH AN ANNULAR RECESS IN RADIAL REGISTRATION WITH THE RECESS IN SAID CASING PORTION; AND (D) MEANS RESILIENTLY RETAINING SAID BEARING MEANS IN SAID CASING PORTION FOR LIMITED LATERAL MOVEMENT, SAID RETAINING MEANS BEING FORMED OF STRIP MATERIAL BENT INTO A POLYGON WITH ROUNDED CORNER AND FLAT SIDE PORTIONS, THE CORNER PORTIONS ENGAGING THE BOTTOM WALL OF ONE RECESS AND THE FLAT SIDE PORTIONS ENGAGING THE BOTTOM WALL OF THE OTHER RECESS, THE EDGES OF SAID CORNER AND SIDE PORTIONS ENGAGING THE END WALLS OF THE RESPECTIVE RECESSES.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |