US3341114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-icing means
Assignee: General Electric Co
•
Filing: 1966-03-04
•
Granted: 1967-09-12
•
Expires: 1986-03-04
Abstract
No abstract record available.
Inventors
- 👤 Harold A Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:42
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/04; F02C7/047; F01; F01D; F01D25/00; F01D25/02; F01D9/00; F01D9/06; F01D9/065; F05; F05D; F05D2230/00; F05D2230/50; F05D2230/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
IN A GAS TURBINE POWERPLANT INCLUDING A COMPRESSOR HAVING A CASING WITH A BLADED ROTOR THEREIN, ANTI-ICING MEANS AT THE COMPRESSOR INLET COMPRISING, STATIONARY HOLLOW INLET GUIDE VANES HAVING LEADING AND TRAILING EDGES WITH INTERNAL CONTINUOUS PASSAGES, A CORRUGATED-LIKE SUPPORTING MEMBER DISPOSED SUBSTANTIALLY LENGTHWISE OF EACH VANE TO FORM CONDUITS THEREIN, DUCT MEANS CONNECTED TO SAID CASING AND SAID VANES TO INTRODUCE HOT FLUID FOR HEATING SAID VANES, SAID CORRUGATIONS BEING DISPOSED AT AN ANGLE TO THE EDGES TO BE HEATED WHEREBY ALL THE HOT FLUID IS DIRECTED BY SAID CORRUGATIONS TOWARD THE EDGES TO BE HEATED, SAID CORRUGATIONS FORMING A SERIES OF OPENINGS AND PROVIDING A CONSTANTLY FLUID REPLENISHING
Claim 2
Dependent Claim
110 words
IN A GAS TURBINE POWERPLANT INCLUDING A COMPRESSOR HAVING A CASING WITH A BLADED ROTOR THEREIN, ANTI-ICING MEANS AT THE COMPRESSOR INLET COMPRISING, STATIONARY HOLLOW INLET GUIDE VANES HAVING LEADING AND TRAILING EDGES WITH INTERNAL CONTINUOUS PASSAGES, A CORRUGATED-LIKE SUPPORTING MEMBER DISPOSED SUBSTANTIALLY LENGTHWISE OF EACH VANE TO FORM CONDUITS THEREIN, DUCT MEANS CONNECTED TO SAID CASING AND SAID VANES TO INTRODUCE HOT FLUID FOR HEATING SAID VANES, SAID CORRUGATIONS BEING DISPOSED AT AN ANGLE TO THE EDGES TO BE HEATED WHEREBY ALL THE HOT FLUID IS DIRECTED BY SAID CORRUGATIONS TOWARD THE EDGES TO BE HEATED, SAID CORRUGATIONS FORMING A SERIES OF OPENINGS AND PROVIDING A CONSTANTLY FLUID REPLENISHING
References Cited (Backward Citations)
CA491903A
Cited
US2264297A
Cited
US2556736A
Cited
GB666536A
Cited
US2625367A
Cited
GB676314A
Cited
US2823894A
Cited
US2963269A
Cited
GB774499A
Cited
US2888243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |