Patent US3212732A successfully refreshed from Google Patents.
US3212732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Symmetrical actuator
Assignee: AMF Inc
•
Filing: 1963-05-14
•
Granted: 1965-10-19
•
Expires: 1983-05-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Scerbo
- 👤 Arthur H Shaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:40
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/38; B64C3/40; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
131 words
AN ACTUATOR MECHANISM COMPRISING IN COMBINATION A SUBSTANTIALLY CYLINDRICAL BARREL, A PAIR OF ACTUATOR RODS ARRANGED CONCENTRICALLY AND IN SUBSTANTIAL SYMMETRY WITHIN SAID BARREL, EACH ROD BEING DISPOSED WITH RESPECT TO THE OTHER ROD, FOR EQUAL BUT OPPOSITE TRANSLATORY MOVEMENT RELATIVE TO SAID BARREL, AN INTERLOCK-BEARING SEGMENT BETWEEN AT LEAST PART OF THE COEXTENSIVE PORTION OF SAID BARREL AND SAID RODS FORMED BY AN INTERFERENCE FIT O SAID BARREL AND SAID RODS, MEANS FOR INTRODUCING FLUID UNDER PRESSURE TO THE INTERFACE OF SAID INTERFERENCE FIT, AND MEANS FOR EFFECTING TRANSLATION OF SAID RODS IN SYNCHRONIZED MOVEMENT OF EQUAL AND OPPOSITE INCREMENTS TO DESIRED OPERATING POSITIONS WHEN SAID INTERFERENCE FIT IS UNLOCKED BY PRESSURIZATION, SAID INTERFERENCE FIT BEING RESTORED UPON RELEASE OF SAID PRESSURIZATION, WHEREBY TO LOCK SAID RODS IN SAID POSITIONS.
Claim 2
Dependent Claim
131 words
AN ACTUATOR MECHANISM COMPRISING IN COMBINATION A SUBSTANTIALLY CYLINDRICAL BARREL, A PAIR OF ACTUATOR RODS ARRANGED CONCENTRICALLY AND IN SUBSTANTIAL SYMMETRY WITHIN SAID BARREL, EACH ROD BEING DISPOSED WITH RESPECT TO THE OTHER ROD, FOR EQUAL BUT OPPOSITE TRANSLATORY MOVEMENT RELATIVE TO SAID BARREL, AN INTERLOCK-BEARING SEGMENT BETWEEN AT LEAST PART OF THE COEXTENSIVE PORTION OF SAID BARREL AND SAID RODS FORMED BY AN INTERFERENCE FIT O SAID BARREL AND SAID RODS, MEANS FOR INTRODUCING FLUID UNDER PRESSURE TO THE INTERFACE OF SAID INTERFERENCE FIT, AND MEANS FOR EFFECTING TRANSLATION OF SAID RODS IN SYNCHRONIZED MOVEMENT OF EQUAL AND OPPOSITE INCREMENTS TO DESIRED OPERATING POSITIONS WHEN SAID INTERFERENCE FIT IS UNLOCKED BY PRESSURIZATION, SAID INTERFERENCE FIT BEING RESTORED UPON RELEASE OF SAID PRESSURIZATION, WHEREBY TO LOCK SAID RODS IN SAID POSITIONS.
Claim 3
Dependent Claim
195 words
IN COMBINATION WITH AN AIRCRAFT HAVING SWEEP WINGS CAPABLE OF BEING PIVOTED FORE AND AFT WITH RESPECT TO THE FUSELAGE OF SAID AIRCRAFT, AN ACTUATOR ATTACHED TO THE FUSELAGE OF SAID AIRCRAFT AND TO SAID WINGS FOR THE PURPOSE OF PIVOTING AND INTERLOCKING SAIID WINGS IN AN INFINITE NUMBER OF ANGULAR POSITIONS WITH RESPECT TO SAID FUSELAGE, SAID ACTUATOR COMPRUSING A SUBSTANTIALLY CYLINDRICAL BARREL, A PAIR OF ACTUATOR RODS ARRANGED CONCENTRICALLY AND IN SUBSTANTIAL SYMMETRY WITHIN SAID BARREL, EACH ROD BEING DISPOSED WITH RESPECT TO THE OTHER ROD, FOR EQUAL BUT OPPOSITE TRANSLATORY MOVEMENT RELATIVE TO SAID BARREL, A BEARING-LOCK SEGMENT BETWEEN AT LEAST PART OF THE COEXTENSIVE PORTION OF SAID BARREL AND SAID RODS FORMED BY AN INTERFERENCE FIT OF SAID BARREL AND SAID RODS, MEANS FOR INTRODUCING FLUID UNDER PRESSURE TO THE INTERFACE OF SAID INTERFERENCE FIT, AND MEANS FOR EFFECTING TRANSLATION OF SAID RODS IN SYCHRONIZED MOVEMENT OF EQUAL AND OPPOSITE INCREMENTS WHEN SAID INTERFERENCE FIT IS UNLOCKED BY PRESSURIZATION TO LOCATE SAID WINGS IN SELECTED POSITIONS RELATIVE TO SAID FUSELAGE, AND SAID RODS BEING LOCKED AGAINST MOVEMENT UPON RELEASE OF SAID PRESSURIZATION, WHEREBY SAID WINGS ARE MAINTAINED POSITIVELY IN SAID POSITIONS.
Claim 4
Dependent Claim
195 words
IN COMBINATION WITH AN AIRCRAFT HAVING SWEEP WINGS CAPABLE OF BEING PIVOTED FORE AND AFT WITH RESPECT TO THE FUSELAGE OF SAID AIRCRAFT, AN ACTUATOR ATTACHED TO THE FUSELAGE OF SAID AIRCRAFT AND TO SAID WINGS FOR THE PURPOSE OF PIVOTING AND INTERLOCKING SAIID WINGS IN AN INFINITE NUMBER OF ANGULAR POSITIONS WITH RESPECT TO SAID FUSELAGE, SAID ACTUATOR COMPRUSING A SUBSTANTIALLY CYLINDRICAL BARREL, A PAIR OF ACTUATOR RODS ARRANGED CONCENTRICALLY AND IN SUBSTANTIAL SYMMETRY WITHIN SAID BARREL, EACH ROD BEING DISPOSED WITH RESPECT TO THE OTHER ROD, FOR EQUAL BUT OPPOSITE TRANSLATORY MOVEMENT RELATIVE TO SAID BARREL, A BEARING-LOCK SEGMENT BETWEEN AT LEAST PART OF THE COEXTENSIVE PORTION OF SAID BARREL AND SAID RODS FORMED BY AN INTERFERENCE FIT OF SAID BARREL AND SAID RODS, MEANS FOR INTRODUCING FLUID UNDER PRESSURE TO THE INTERFACE OF SAID INTERFERENCE FIT, AND MEANS FOR EFFECTING TRANSLATION OF SAID RODS IN SYCHRONIZED MOVEMENT OF EQUAL AND OPPOSITE INCREMENTS WHEN SAID INTERFERENCE FIT IS UNLOCKED BY PRESSURIZATION TO LOCATE SAID WINGS IN SELECTED POSITIONS RELATIVE TO SAID FUSELAGE, AND SAID RODS BEING LOCKED AGAINST MOVEMENT UPON RELEASE OF SAID PRESSURIZATION, WHEREBY SAID WINGS ARE MAINTAINED POSITIVELY IN SAID POSITIONS.
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |