US3131890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft control mechanism
Assignee: Boeing Co
•
Filing: 1963-01-21
•
Granted: 1964-05-05
•
Expires: 1983-01-21
Abstract
No abstract record available.
Inventors
- 👤 Jean-Pierre L Wirz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:10
CPC Classifications
B; B64; B64C; B64C9/00; B64C9/30; B64C13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN AN AIRCRAFT, A CONTROL-SURFACE, MEANS FOR ACTUATING SAID CONTROL-SURFACE, SAID ACTUATING MEANS INCLUDING AN AUTOMATIC BALANCING MECHANISM, SAID MECHANISM INCLUDING A MASS BALANCE, TRACK AND FOLLOWER MEANS OPERATIVELY ASSOCIATED WITH SAID MASS BALANCE AND SAID CONTROLSURFACE, WHEREBY SAID TRACK AND FOLLOWER MEANS MOVE WITH RESPECT TO ONE ANOTHER UPON MOVEMENT OF SAID
Claim 2
Dependent Claim
53 words
IN AN AIRCRAFT, A CONTROL-SURFACE, MEANS FOR ACTUATING SAID CONTROL-SURFACE, SAID ACTUATING MEANS INCLUDING AN AUTOMATIC BALANCING MECHANISM, SAID MECHANISM INCLUDING A MASS BALANCE, TRACK AND FOLLOWER MEANS OPERATIVELY ASSOCIATED WITH SAID MASS BALANCE AND SAID CONTROLSURFACE, WHEREBY SAID TRACK AND FOLLOWER MEANS MOVE WITH RESPECT TO ONE ANOTHER UPON MOVEMENT OF SAID
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |