Patent US3240448A successfully refreshed from Google Patents.
US3240448A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tail and elevator construction for airplanes
Assignee: Messerschmitt AG
•
Filing: 1963-07-15
•
Granted: 1966-03-15
•
Expires: 1983-07-15
Abstract
No abstract record available.
Inventors
- 👤 Schaffer Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:09
CPC Classifications
B; B64; B64D; B64D33/00; B64D33/04; B64C; B64C15/00; B64C15/02; B64C9/00; B64C9/02; Y; Y02; Y02T; Y02T50/00; Y02T50/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
THE COMBINATION OF AN AIRPLANE HAVING A FUSELAGE, WITH A TUBULAR TAIL PORTION; A PAIR OF ELEVATORS FIXEDLY SECURED TO SAID TAIL PORTION LATERALLY PROJECTING FORM OPPOSITE SIDES OF THE OUTER SURFACE OF THE SAME; MEANS FOR SUPPORTING SAID TAIL PORTION ON SAID AIRPLANE FOR ANGULAR MOVEMENT ABOUT A HORIZONTAL AXIS PASSING THROUGH SAID ELEVATOR MEANS SO THAT THE LEADING PARTS OF SAID ELEVATOR MEANS ARE LOCATED FORWARDLY, AND THE TRAILING PARTS OF SAID ELEVATOR MEANS ARE LOCATED REARWARDLY OF SAID AXIS; JET DISCHARGE PIPE MEANS LOCATED WITHIN SAID FUSELAGE AND SAID TAIL PORTION; AND CONTROL MEANS MOUNTED ON SAID AIRPLANE CONNECTED ON SAID TUBULAR TAIL PORTION FOR TUNRING THE SAME ABOUT SAID HORIZONTAL AXIS SO THAT SAID ELEVATOR TURN WITH SAID TAIL PORTION ABOUT SAID AXIS TO VARY THE PITCH OF SAID AIRPLANE.
Claim 2
Dependent Claim
134 words
THE COMBINATION OF AN AIRPLANE HAVING A FUSELAGE, WITH A TUBULAR TAIL PORTION; A PAIR OF ELEVATORS FIXEDLY SECURED TO SAID TAIL PORTION LATERALLY PROJECTING FORM OPPOSITE SIDES OF THE OUTER SURFACE OF THE SAME; MEANS FOR SUPPORTING SAID TAIL PORTION ON SAID AIRPLANE FOR ANGULAR MOVEMENT ABOUT A HORIZONTAL AXIS PASSING THROUGH SAID ELEVATOR MEANS SO THAT THE LEADING PARTS OF SAID ELEVATOR MEANS ARE LOCATED FORWARDLY, AND THE TRAILING PARTS OF SAID ELEVATOR MEANS ARE LOCATED REARWARDLY OF SAID AXIS; JET DISCHARGE PIPE MEANS LOCATED WITHIN SAID FUSELAGE AND SAID TAIL PORTION; AND CONTROL MEANS MOUNTED ON SAID AIRPLANE CONNECTED ON SAID TUBULAR TAIL PORTION FOR TUNRING THE SAME ABOUT SAID HORIZONTAL AXIS SO THAT SAID ELEVATOR TURN WITH SAID TAIL PORTION ABOUT SAID AXIS TO VARY THE PITCH OF SAID AIRPLANE.
References Cited (Backward Citations)
US2376780A
Cited
GB795050A
Cited
US2868478A
Cited
US2765993A
Cited
US2961188A
Cited
US2959378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |