Patent US3353355A successfully refreshed from Google Patents.
US3353355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turbofan lightweight thrust reverser
Assignee: RTX Corp
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Filing: 1966-05-31
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Granted: 1967-11-21
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Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Jordan Donald John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:32
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/54; F02K1/64; F02K1/68; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
A THRUST REVERSER FOR A GAS TURBINE ENGINE, SAID ENGINE HAVING A MAIN ENGINE HOUSING AND A FAN SECTION, SAID FAN SECTION HAVING A SUBSTANTIALLY ANNULAR DISCHARGE PASSAGE FOR DISCHARGING GAS AROUND SAID MAIN ENGINE HOUSING, SAID THRUST REVERSER COMPRISING: A FLEXIBLE BAFFLE MOUNTED ON SAID MAIN ENGINE HOUSING DOWNSTREAM OF SAID ANNULAR DISCHARGE PASSAGE; A STORAGE SECTION IN SAID MAIN ENGINE HOUSING FOR STORING SAID BAFFLE, SAID BAFFLE BEING NORMALLY IN A STORED POSITION IN SAID STORAGE SECTION; A PLURALITY OF SUPPORT ELEMENTS DISPOSED AROUND SAID MAIN ENGINE HOUSING, EACH OF SAID SUPPORT ELEMENTS BEING CONNECTED TO SAID FLEXIBLE BAFFLE AND BEING PIVOTABLY CONNECTED TO SAID MAIN ENGINE HOUSING; AND MEANS FOR CAUSING SAID SUPPORT ELEMENTS TO PIVOT ABOUT THEIR POINTS OF CONNECTION TO THE MAIN ENGINE HOUSING, PIVOTING OF SAID SUPPORT ELEMENTS OUTWARDLY FROM THE HOUSING EXTENDING SAID BAFFLE FROM SAID STORED POSITION TO AN OPERATIVE POSITION, SAID BAFFLE IN SAID OPERATIVE POSITION DEFINING AN ANNULAR BAFFLE DISPOSED IN THE PATH OF GAS EXITING FROM SAID ANNULAR DISCHARGE PASSAGE TO CHANGE THE DIRECTION OF FLOW OF SAID GAS.
Claim 2
Dependent Claim
180 words
A THRUST REVERSER FOR A GAS TURBINE ENGINE, SAID ENGINE HAVING A MAIN ENGINE HOUSING AND A FAN SECTION, SAID FAN SECTION HAVING A SUBSTANTIALLY ANNULAR DISCHARGE PASSAGE FOR DISCHARGING GAS AROUND SAID MAIN ENGINE HOUSING, SAID THRUST REVERSER COMPRISING: A FLEXIBLE BAFFLE MOUNTED ON SAID MAIN ENGINE HOUSING DOWNSTREAM OF SAID ANNULAR DISCHARGE PASSAGE; A STORAGE SECTION IN SAID MAIN ENGINE HOUSING FOR STORING SAID BAFFLE, SAID BAFFLE BEING NORMALLY IN A STORED POSITION IN SAID STORAGE SECTION; A PLURALITY OF SUPPORT ELEMENTS DISPOSED AROUND SAID MAIN ENGINE HOUSING, EACH OF SAID SUPPORT ELEMENTS BEING CONNECTED TO SAID FLEXIBLE BAFFLE AND BEING PIVOTABLY CONNECTED TO SAID MAIN ENGINE HOUSING; AND MEANS FOR CAUSING SAID SUPPORT ELEMENTS TO PIVOT ABOUT THEIR POINTS OF CONNECTION TO THE MAIN ENGINE HOUSING, PIVOTING OF SAID SUPPORT ELEMENTS OUTWARDLY FROM THE HOUSING EXTENDING SAID BAFFLE FROM SAID STORED POSITION TO AN OPERATIVE POSITION, SAID BAFFLE IN SAID OPERATIVE POSITION DEFINING AN ANNULAR BAFFLE DISPOSED IN THE PATH OF GAS EXITING FROM SAID ANNULAR DISCHARGE PASSAGE TO CHANGE THE DIRECTION OF FLOW OF SAID GAS.
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) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |