Patent US3102703A successfully refreshed from Google Patents.
US3102703A
Expired / Lapsed
US
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Automatic trim control system for towed aircraft
Assignee: Teledyne Ryan Aeronautical Corp
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Filing: 1962-08-13
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Granted: 1963-09-03
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Expires: 1982-08-13
Abstract
No abstract record available.
Inventors
- 👤 Ray W Armstrong
- 👤 Peter F Girard
- 👤 Ivan L Clinkenbeard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:27
CPC Classifications
B; B64; B64D; B64D3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
AN AUTOMATIC TRIM CONTROL SYSTEM FOR TOWED AIRCRAFT, COMPRISING: A MOVABLE AERODYNAMIC CONTROL SURFACE MOUNTED ON THE AIRCRAFT; A CONTROL UNIT ON THE AIRCRAFT; A CONTROL CABLE EXTENDING FROM SAID CONTROL UNIT AND HAVING MEANS AT THE EXTENDED END THEREOF FOR CONNECTION TO A TOWING AIRCRAFT; AN ADJUSTMENT PULLEY SHIFTABLY MOUNTED IN SAID CONTROL UNIT AND AROUND WHICH SAID CONTROL CABLE IS PASSED; SAID CONTROL CABLE BEING CONNECTED AT ITS OTHER END TO SAID CONTROL SURFACE, WHEREBY TENSION ON THE CONTROL CABLE CAUSES MOTION OF THE CONTROL SURFACE: SAID CONTROL SURFACE BEING BIASED AGAINST THE PULL OF SAID CONTROL CABLE; AND MEANS TO SHIFT SAID ADJUSTMENT PULLEY, THEREBY MOVING SAID CONTROL SURFACE INDEPENDENTLY OF THE TENSION ON SAID CONTROL CABLE.
Claim 2
Dependent Claim
120 words
AN AUTOMATIC TRIM CONTROL SYSTEM FOR TOWED AIRCRAFT, COMPRISING: A MOVABLE AERODYNAMIC CONTROL SURFACE MOUNTED ON THE AIRCRAFT; A CONTROL UNIT ON THE AIRCRAFT; A CONTROL CABLE EXTENDING FROM SAID CONTROL UNIT AND HAVING MEANS AT THE EXTENDED END THEREOF FOR CONNECTION TO A TOWING AIRCRAFT; AN ADJUSTMENT PULLEY SHIFTABLY MOUNTED IN SAID CONTROL UNIT AND AROUND WHICH SAID CONTROL CABLE IS PASSED; SAID CONTROL CABLE BEING CONNECTED AT ITS OTHER END TO SAID CONTROL SURFACE, WHEREBY TENSION ON THE CONTROL CABLE CAUSES MOTION OF THE CONTROL SURFACE: SAID CONTROL SURFACE BEING BIASED AGAINST THE PULL OF SAID CONTROL CABLE; AND MEANS TO SHIFT SAID ADJUSTMENT PULLEY, THEREBY MOVING SAID CONTROL SURFACE INDEPENDENTLY OF THE TENSION ON SAID CONTROL CABLE.
References Cited (Backward Citations)
US2898058A
Cited
US2912191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |