Patent US2663251A successfully refreshed from Google Patents.
Patent US3286461A successfully refreshed from Google Patents.
US3286461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbine starter and cooling
Assignee: Motors Liquidation Co
•
Filing: 1965-07-22
•
Granted: 1966-11-22
•
Expires: 1985-07-22
Abstract
No abstract record available.
Inventors
- 👤 Johnson Douglas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:04
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/26; F02C7/268; F02C7/27; F01; F01D; F01D5/00; F01D5/02; F01D5/08; F01D5/081
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
AN AIR-COOLED GAS TURBINE COMPRISING, IN COMBINATION, A TURBINE WHEEL BEARING BLADES ON ITS PERIPHERY A TURBINE NOZZLE ADAPTED TO DIRECT MOTIVE FLUID TO THE BLADES COMBUSTION APPARATUS SUPPLYING MOTIVE FLUID TO THE TURBINE NOZZLE INCLUDING AN AIR JACKET SUPPLIED WITH COMPRESSED AIR WHEN THE TURBINE OS IN OPERATION MEANS DEFINING AN AIR CHAMBER TURBINE AIR IMPINGEMENT STARTING NOZZLES SUPPLIED FROM THE CHAMBER TURBINE COOLING NOZZLES SUPPLIED FROM THE CHAMBER LOCATED TO DIRECT COOLING AIR AT THE TURBINE WHEEL VALVED MEANS FOR SUPPLYING COMPRESSED GAS TO THE CHAMBER FOR STARTING THE ENGINE
Claim 2
Dependent Claim
92 words
AN AIR-COOLED GAS TURBINE COMPRISING, IN COMBINATION, A TURBINE WHEEL BEARING BLADES ON ITS PERIPHERY A TURBINE NOZZLE ADAPTED TO DIRECT MOTIVE FLUID TO THE BLADES COMBUSTION APPARATUS SUPPLYING MOTIVE FLUID TO THE TURBINE NOZZLE INCLUDING AN AIR JACKET SUPPLIED WITH COMPRESSED AIR WHEN THE TURBINE OS IN OPERATION MEANS DEFINING AN AIR CHAMBER TURBINE AIR IMPINGEMENT STARTING NOZZLES SUPPLIED FROM THE CHAMBER TURBINE COOLING NOZZLES SUPPLIED FROM THE CHAMBER LOCATED TO DIRECT COOLING AIR AT THE TURBINE WHEEL VALVED MEANS FOR SUPPLYING COMPRESSED GAS TO THE CHAMBER FOR STARTING THE ENGINE
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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |