US3174707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Short or vertical take-off and landing aircraft
Assignee: Ateliers D'aviation Louis Breguet And Bertin & Cie SA Ste
•
Filing: 1963-01-09
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Granted: 1965-03-23
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Expires: 1983-01-09
Abstract
No abstract record available.
Inventors
- 👤 Armand G Ricard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:32
CPC Classifications
B; B64; B64C; B64C29/00; B64C29/0008; B64C29/0041; B64C29/005; B64C29/0058; B64C29/0066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
VERTICAL TAKE-OFF AND LANDING AIRCRAFT COMPRISING IN COMBINATION A FUSELAGE, A PAIR OF COWLINGS ADJACENT TO SAID FUSELAGE AND LOCATED EXTERNALLY THEREOF SYMMETRICALLY WITH RESPECT TO THE LONGITUDINAL VERTICAL MIDDLE PLANE OF SAID AIRCRAFT, SAID COWLINGS HAVING MOUNTED THEREIN LIFTING JET ENGINES WITH AIR EJECTOR DEVICES FOR THE INDUCTION OF AIR INTO THE DISCHARGED GASES FROM SAID ENGINES, SAID COWLINGS BEING PROVIDED WITH AIR INTAKE APERTURES FOR SAID LIFTING ENGINES AND AIR OUTLET APERTURES FOR THE SAID DISCHARGED GASES AND INDUCED AIR, SAID EJECTOR DEVICES EACH COMPRISING A NOZZLE CONNECTED TO THE DISCHARGE END OF A JET ENGINE AND HAVING TRANSVERSE HOLLOW VANES WHICH ARE CLOSED AT THEIR SIDES AND OPEN AT THEIR LOWER ENDS TO PROVIDE SLOTS FOR THE DISCHARGE OF THE ENGINE GASES.
Claim 2
Dependent Claim
125 words
VERTICAL TAKE-OFF AND LANDING AIRCRAFT COMPRISING IN COMBINATION A FUSELAGE, A PAIR OF COWLINGS ADJACENT TO SAID FUSELAGE AND LOCATED EXTERNALLY THEREOF SYMMETRICALLY WITH RESPECT TO THE LONGITUDINAL VERTICAL MIDDLE PLANE OF SAID AIRCRAFT, SAID COWLINGS HAVING MOUNTED THEREIN LIFTING JET ENGINES WITH AIR EJECTOR DEVICES FOR THE INDUCTION OF AIR INTO THE DISCHARGED GASES FROM SAID ENGINES, SAID COWLINGS BEING PROVIDED WITH AIR INTAKE APERTURES FOR SAID LIFTING ENGINES AND AIR OUTLET APERTURES FOR THE SAID DISCHARGED GASES AND INDUCED AIR, SAID EJECTOR DEVICES EACH COMPRISING A NOZZLE CONNECTED TO THE DISCHARGE END OF A JET ENGINE AND HAVING TRANSVERSE HOLLOW VANES WHICH ARE CLOSED AT THEIR SIDES AND OPEN AT THEIR LOWER ENDS TO PROVIDE SLOTS FOR THE DISCHARGE OF THE ENGINE GASES.
References Cited (Backward Citations)
US2483027A
Cited
US3012738A
Cited
US2945641A
Cited
FR1199711A
Cited
US3031155A
Cited
US3085770A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |