Patent US3287906A successfully refreshed from Google Patents.
US3287906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooled gas turbine vanes
Assignee: Motors Liquidation Co
•
Filing: 1965-07-20
•
Granted: 1966-11-29
•
Expires: 1985-07-20
Abstract
No abstract record available.
Inventors
- 👤 Signe M Mccormick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:05
CPC Classifications
F; F01; F01D; F01D25/00; F01D25/08; F01D25/12; F01D5/00; F01D5/12; F01D5/14; F01D5/18; F01D5/181; F02; F02C; F02C7/00; F02C7/12; F02C7/16; F28; F28D; F28D15/00; F28D15/02; F28D15/0208; F28D15/0233; F05; F05D; F05D2260/00; F05D2260/20; F05D2260/208
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
IN A GAS TURBINE HAVING COMPRESSION, COMBUSTION, AND TURBINE ZONES IN SERIAL RELATIONSHIP, THE COMBINATION COMPRISING: GUIDE VANE MEANS IN SAID TURBINE ZONE EXPOSED TO HOT COMBUSTION GASES FLOWING THROUGH SAID TURBINE ZONE, A PLURALITY OF CIRCUMFERENTIALLY SPACED CLOSED TUBES EXTENDING AXIALLY FROM SAID GUIDE VANE MEANS TO AN AREA SUBJECTED TO COMPRESSOR DISCHARGE AIR, WICK MEANS DISPOSED IN SAID TUBES AND SAID GUIDE VANE MEANS, AND A HEAT EXCHANGE MEDIUM SUBSTANTIALLY FILLING SAID TUBE AND SAID GUID VANE MEANS, A PORTION OF SAID HEAT EXCHANGE MEDIUM BEING IN THE LIQUID STATE AND SATURATING SAID WICK MEANS WITH THE REMAINDER BEING IN A VAPOR STATE WHEREBY A CLOSED SYSTEM IS PROVIDED TO TRANSFER HEAT FROM SAID GUIDE VANE MEANS TO SAID COMPRESSOR DISCHARGE AIR TO COOL SAID GUIDE VANE MEANS.
Claim 2
Dependent Claim
130 words
IN A GAS TURBINE HAVING COMPRESSION, COMBUSTION, AND TURBINE ZONES IN SERIAL RELATIONSHIP, THE COMBINATION COMPRISING: GUIDE VANE MEANS IN SAID TURBINE ZONE EXPOSED TO HOT COMBUSTION GASES FLOWING THROUGH SAID TURBINE ZONE, A PLURALITY OF CIRCUMFERENTIALLY SPACED CLOSED TUBES EXTENDING AXIALLY FROM SAID GUIDE VANE MEANS TO AN AREA SUBJECTED TO COMPRESSOR DISCHARGE AIR, WICK MEANS DISPOSED IN SAID TUBES AND SAID GUIDE VANE MEANS, AND A HEAT EXCHANGE MEDIUM SUBSTANTIALLY FILLING SAID TUBE AND SAID GUID VANE MEANS, A PORTION OF SAID HEAT EXCHANGE MEDIUM BEING IN THE LIQUID STATE AND SATURATING SAID WICK MEANS WITH THE REMAINDER BEING IN A VAPOR STATE WHEREBY A CLOSED SYSTEM IS PROVIDED TO TRANSFER HEAT FROM SAID GUIDE VANE MEANS TO SAID COMPRESSOR DISCHARGE AIR TO COOL SAID GUIDE VANE MEANS.
References Cited (Backward Citations)
US2650060A
Cited
US3015937A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |