Patent US3117748A successfully refreshed from Google Patents.
US3117748A
Expired / Lapsed
US
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Tip-turbine ducted fan powered aircraft
Assignee: General Electric Co
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Filing: 1961-04-20
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Granted: 1964-01-14
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Expires: 1981-04-20
Abstract
No abstract record available.
Inventors
- 👤 Gerlaugh Howard Edmonds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:01
CPC Classifications
B; B64; B64D; B64D27/00; B64D27/02; B64D27/16; B64D27/20; B64C; B64C29/00; B64C29/0008; B64C29/0016; B64C29/0025; Y; Y02; Y02T; Y02T50/00; Y02T50/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
AN AIRCRAFT COMPRISING, A FUSELAGE, WINGS EXTENDING THEREFROM, TIP TURBINE FAN POWERED THRUST MEANS SUPPORTED ON SAID AIRCRAFT, AN INLET FOR SAID FAN THRUST MEANS, THE AXIS OF ROTATION OF THE FAN BEING SUBSTANTIALLY PARALLEL WITH THE LONGITUDINAL CENTERLINE OF THE AIRCRAFT, GAS GENERATING MEANS WITH A FORWARDLY DIRECTED INLET CARRIED BY THE AIRCRAFT REMOTE FROM AND NON-CONCENTRIC WITH THE THRUST MEANS, SAID FORWARDLY DIRECTED INLET BEING SEPARATE AND REMOTE FROM SAID FAN INLET, AND A DUCT INTERCONNECTING THE REMOTE GAS GENERATOR MEANS AND THRUST MEANS DIRECTING THE EXHAUST GAS OF THE GENERATOR FOR DIRECT DRIVE OF THE TIP TURBINE FOR MOVEMENT OF AIR REARWARD BY SAID FAN.
Claim 2
Dependent Claim
108 words
AN AIRCRAFT COMPRISING, A FUSELAGE, WINGS EXTENDING THEREFROM, TIP TURBINE FAN POWERED THRUST MEANS SUPPORTED ON SAID AIRCRAFT, AN INLET FOR SAID FAN THRUST MEANS, THE AXIS OF ROTATION OF THE FAN BEING SUBSTANTIALLY PARALLEL WITH THE LONGITUDINAL CENTERLINE OF THE AIRCRAFT, GAS GENERATING MEANS WITH A FORWARDLY DIRECTED INLET CARRIED BY THE AIRCRAFT REMOTE FROM AND NON-CONCENTRIC WITH THE THRUST MEANS, SAID FORWARDLY DIRECTED INLET BEING SEPARATE AND REMOTE FROM SAID FAN INLET, AND A DUCT INTERCONNECTING THE REMOTE GAS GENERATOR MEANS AND THRUST MEANS DIRECTING THE EXHAUST GAS OF THE GENERATOR FOR DIRECT DRIVE OF THE TIP TURBINE FOR MOVEMENT OF AIR REARWARD BY SAID FAN.
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) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |