US3078062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft with propeller-drive
Assignee: RHEIN FLUGZEUGHAU GmbH
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Filing: 1960-10-24
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Granted: 1963-02-19
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Expires: 1980-10-24
Abstract
No abstract record available.
Inventors
- 👤 Fischer Hans Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:48
CPC Classifications
B; B64; B64C; B64C39/00; B64C39/06; B64C39/066
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A SINGLE-PROPELLER AIRCRAFT COMPRISING A FUSELAGE HAVING SIDE WALLS, A PAIR OF CANTILEVER WINGS, THE FRONT PORTION OF SAID CANTILEVER WINGS BEING BUCKLED DOWNWARDLY TOWARDS SAID FUSELAGE, TO FORM CURVED ROOTS, CONNECTED WITH SAID SIDE WALLS OF SAID FUSELAGE, THE REAR PORTION OF SAID CANTILEVER WINGS INCLUDING A CIRCULAR-SHAPED ARC PIECE CONNECTING SAID CANTILEVER WINGS, THE RADIUS OF SAID CURVED ROOTS BEING CHOSEN TO COMPLEMENT TO A FULL CIRCLE SAID CIRCULAR-SHAPED ARC PIECE, AND SAID ARC PIECE FORMING JOINTLY WITH SAID ROOTS A FULL ANNULAR WING, A PROPELLER SHAFT DISPOSED IN THE CENTER OF SAID ARC PIECE, AND CARRYING A PROPELLER INCLUDING A HUB, A SUBSTANTIALLY HORIZONTAL MIDDLE PORTION OF SAID CANTILEVER WINGS BEING DISPOSED BETWEEN SAID FRONT PORTION AND SAID REAR PORTION THEREOF, A FRONT BEARING FOR SAID PROPELLER SHAFT MOUNTED ON SAID MIDDLE PORTION OF SAID CANTILEVER WINGS, A VERTICAL STRUT DISPOSED IN SAID ARC PIECE, A REAR BEARING FOR SAID PROPELLER SHAFT MOUNTED ON SAID VERTICAL STRUT, A TAIL UNIT DISPOSED IN THE REAR OF AND SPACED APART FROM SAID VERTICAL STRUT, AND A NARROW, VERTICAL STABILIZING MEMBER CONNECTING SAID TAIL UNIT WITH SAID VERTICAL STRUT.
Claim 2
Dependent Claim
189 words
A SINGLE-PROPELLER AIRCRAFT COMPRISING A FUSELAGE HAVING SIDE WALLS, A PAIR OF CANTILEVER WINGS, THE FRONT PORTION OF SAID CANTILEVER WINGS BEING BUCKLED DOWNWARDLY TOWARDS SAID FUSELAGE, TO FORM CURVED ROOTS, CONNECTED WITH SAID SIDE WALLS OF SAID FUSELAGE, THE REAR PORTION OF SAID CANTILEVER WINGS INCLUDING A CIRCULAR-SHAPED ARC PIECE CONNECTING SAID CANTILEVER WINGS, THE RADIUS OF SAID CURVED ROOTS BEING CHOSEN TO COMPLEMENT TO A FULL CIRCLE SAID CIRCULAR-SHAPED ARC PIECE, AND SAID ARC PIECE FORMING JOINTLY WITH SAID ROOTS A FULL ANNULAR WING, A PROPELLER SHAFT DISPOSED IN THE CENTER OF SAID ARC PIECE, AND CARRYING A PROPELLER INCLUDING A HUB, A SUBSTANTIALLY HORIZONTAL MIDDLE PORTION OF SAID CANTILEVER WINGS BEING DISPOSED BETWEEN SAID FRONT PORTION AND SAID REAR PORTION THEREOF, A FRONT BEARING FOR SAID PROPELLER SHAFT MOUNTED ON SAID MIDDLE PORTION OF SAID CANTILEVER WINGS, A VERTICAL STRUT DISPOSED IN SAID ARC PIECE, A REAR BEARING FOR SAID PROPELLER SHAFT MOUNTED ON SAID VERTICAL STRUT, A TAIL UNIT DISPOSED IN THE REAR OF AND SPACED APART FROM SAID VERTICAL STRUT, AND A NARROW, VERTICAL STABILIZING MEMBER CONNECTING SAID TAIL UNIT WITH SAID VERTICAL STRUT.
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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |