US3271949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine
Assignee: Williams International Corp
•
Filing: 1963-04-26
•
Granted: 1966-09-13
•
Expires: 1983-04-26
Abstract
No abstract record available.
Inventors
- 👤 John F Jones
- 👤 Jack J Benson
- 👤 Sam B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:34
CPC Classifications
F; F02; F02C; F02C3/00; F02C3/04; F02C3/10; F02C3/103; F01; F01D; F01D17/00; F01D17/10; F01D17/12; F01D17/14; F01D17/16; F01D17/162; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19023
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
IN A GAS TURBINE, A POWER HEAD HAVING A HOUSING, A COMPRESSOR, BURNER, FIRST STAGE NOZZLE VANES, FIRST STAGE TURBINE WHEEL, AND SECOND STAGE NOZZLE VANES AXIALLY ARRANGED IN THE ORDER RELATED, DUCT MEANS CONNECTING SAID COMPRESSOR AND BURNER, MEANS CONDUCTING GASES FROM SAID BURNER TO SAID FIRST STAGE NOZZLE VANES, FROM SAID FIRST STAGE NOZZLE VANES TO SAID FIRST STAGE TURBINE WHEEL, AND FROM SAID FIRST STAGE TURBINE WHEEL TO SECOND STAGE NOZZLE VANES, A GEAR BOX HOUSING HAVING GEARING AND A SECOND STAGE TURBINE WHEEL AXIALLY ALINED WITH AND ADJACENT SAID SECOND STAGE NOZZLE VANES, SHAFT MEANS CONNECTING SAID SECOND STAGE TURBINE WHEELS AND SAID GEARING, AN EXHAUST DUCT DISPOSED BETWEEN SAID POWER HEAD AND GEAR BOX AND EXTENDING RADIALLY OUTWARDLY, A PLURALITY OF CIRCUMFERENTIALLY SPACED TUBES EXTENDING AXIALLY THROUGH SAID EXHAUST DUCT AND OPEN TO ATMOSPHERE, AND SUPPORTING MEANS FOR SAID POWER HEAD COMPRISING A PLURALITY OF ELONGATED FASTENERS EXTENDING THROUGH AND SPACED RADIALLY FROM SAID TUBES TO PROVIDE A COOLING SPACE THEREBETWEEN, ONE END OF EACH FASTENER BEING SECURED TO SAID GEAR BOX HOUSING AND THE OTHER END TO SAID POWER HEAD HOUSING.
Claim 2
Dependent Claim
187 words
IN A GAS TURBINE, A POWER HEAD HAVING A HOUSING, A COMPRESSOR, BURNER, FIRST STAGE NOZZLE VANES, FIRST STAGE TURBINE WHEEL, AND SECOND STAGE NOZZLE VANES AXIALLY ARRANGED IN THE ORDER RELATED, DUCT MEANS CONNECTING SAID COMPRESSOR AND BURNER, MEANS CONDUCTING GASES FROM SAID BURNER TO SAID FIRST STAGE NOZZLE VANES, FROM SAID FIRST STAGE NOZZLE VANES TO SAID FIRST STAGE TURBINE WHEEL, AND FROM SAID FIRST STAGE TURBINE WHEEL TO SECOND STAGE NOZZLE VANES, A GEAR BOX HOUSING HAVING GEARING AND A SECOND STAGE TURBINE WHEEL AXIALLY ALINED WITH AND ADJACENT SAID SECOND STAGE NOZZLE VANES, SHAFT MEANS CONNECTING SAID SECOND STAGE TURBINE WHEELS AND SAID GEARING, AN EXHAUST DUCT DISPOSED BETWEEN SAID POWER HEAD AND GEAR BOX AND EXTENDING RADIALLY OUTWARDLY, A PLURALITY OF CIRCUMFERENTIALLY SPACED TUBES EXTENDING AXIALLY THROUGH SAID EXHAUST DUCT AND OPEN TO ATMOSPHERE, AND SUPPORTING MEANS FOR SAID POWER HEAD COMPRISING A PLURALITY OF ELONGATED FASTENERS EXTENDING THROUGH AND SPACED RADIALLY FROM SAID TUBES TO PROVIDE A COOLING SPACE THEREBETWEEN, ONE END OF EACH FASTENER BEING SECURED TO SAID GEAR BOX HOUSING AND THE OTHER END TO SAID POWER HEAD HOUSING.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-12 | 1970-03-14 | 1970-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-12 | 1974-03-14 | 1974-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-12 | 1978-03-14 | 1978-09-13 | $7700.00 | Window Closed / Lapsed |