Patent US3103331A successfully refreshed from Google Patents.
US3103331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerial recovery systems
Assignee: Stencel Aero Engineering Corp
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Filing: 1962-02-23
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Granted: 1963-09-10
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Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Fred B Stencel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:57
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/08; B64D25/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
289 words
IN A LOAD RECOVERY SYSTEM OF THE TYPE DESCRIBED, THE COMBINATION OF A LOAD CARRIER ADAPTED TO BE SUPPORTED IN PREDETERMINED POSITION ON A CRAFT CAPABLE OF FLIGHT; POWER MEANS OPERATIVELY COUPLED TO SAID LOAD CARRIER AND OPERATIVE TO GENERATE FORCE TO PROJECT SAID LOAD CARRIER AWAY FROM THE SUPPORTING CRAFT, IN A PREDETERMINED DIRECTION OF TRAVEL RELATIVE TO THE CRAFT, WHEN RECOVERY IS TO BE ACCOMPLISHED, SAID POWER MEANS BEING SO ARRANGED RELATIVE TO SAID LOAD CARRIER THAT THE LINE OF THE FORCE GENERATED THEREBY MAY, DEPENDING UPON THE PARTICULAR LOAD, BE OFFSET FROM THE CENTER OF GRAVITY OF THE COMBINATION OF SAID LOAD CARRIER AND THE LOAD SO THAT APPLICATION OF FORCE BY SAID POWER MEANS TO SAID LOAD CARRIER PRODUCES A ROTATIONAL IMPULSE TENDING TO CAUSE SAID LOAD CARRIER TO ROTATE DURING ITS PROJECTED TRAVEL; AND STABILIZING MEANS FOR AUTOMATICALLY OPPOSING SAID ROTATIONAL IMPULSE DURING THE PROJECTED TRAVEL OF SAID LOAD CARRIER, SAID STABILIZING MEANS COMPRISING A YIELDABLE BRAKE AND LINE ASSEMBLY INTERCONNECTING THE CRAFT AND SAID LOAD CARRIER, SAID BRAKE AND LINE ASSEMBLY BEING SO CONNECTED TO SAID LOAD CARRIER THAT THE EFFECTIVE POINT OF ATTACHMENT BETWEEN THE BRAKE AND LINE ASSEMBLY AND SAID LOAD CARRIER IS OFFSET FROM SAID CENTER OF GRAVITY TO PROVIDE A MOMENT ARM THROUGH WHICH THE RESTRAINING FORCE AFFORDED BY SAID BRAKE AND LINE ASSEMBLY IS APPLIED TO SAID LOAD CARRIER, THE DIRECTION OF THE OFFSET OF SAID POINT OF ATTACHMENT BEING GENERALLY REARWARDLY, RELATIVE TO SAID PREDETERMINED DIRECTION OF SAID PROJECTED TRAVEL, FROM SAID CENTER OF GRAVITY WHEREBY SAID MOMENT ARM EFFECTIVELY INCREASES AS SAID LOAD CARRIER BEGINS TO TRAVERSE THE FIRST 90* OF THE ROTATION OF SAID LOAD CARRIER CAUSED BY THE FORCE APPLIED BY SAID POWER MEANS.
Claim 2
Dependent Claim
289 words
IN A LOAD RECOVERY SYSTEM OF THE TYPE DESCRIBED, THE COMBINATION OF A LOAD CARRIER ADAPTED TO BE SUPPORTED IN PREDETERMINED POSITION ON A CRAFT CAPABLE OF FLIGHT; POWER MEANS OPERATIVELY COUPLED TO SAID LOAD CARRIER AND OPERATIVE TO GENERATE FORCE TO PROJECT SAID LOAD CARRIER AWAY FROM THE SUPPORTING CRAFT, IN A PREDETERMINED DIRECTION OF TRAVEL RELATIVE TO THE CRAFT, WHEN RECOVERY IS TO BE ACCOMPLISHED, SAID POWER MEANS BEING SO ARRANGED RELATIVE TO SAID LOAD CARRIER THAT THE LINE OF THE FORCE GENERATED THEREBY MAY, DEPENDING UPON THE PARTICULAR LOAD, BE OFFSET FROM THE CENTER OF GRAVITY OF THE COMBINATION OF SAID LOAD CARRIER AND THE LOAD SO THAT APPLICATION OF FORCE BY SAID POWER MEANS TO SAID LOAD CARRIER PRODUCES A ROTATIONAL IMPULSE TENDING TO CAUSE SAID LOAD CARRIER TO ROTATE DURING ITS PROJECTED TRAVEL; AND STABILIZING MEANS FOR AUTOMATICALLY OPPOSING SAID ROTATIONAL IMPULSE DURING THE PROJECTED TRAVEL OF SAID LOAD CARRIER, SAID STABILIZING MEANS COMPRISING A YIELDABLE BRAKE AND LINE ASSEMBLY INTERCONNECTING THE CRAFT AND SAID LOAD CARRIER, SAID BRAKE AND LINE ASSEMBLY BEING SO CONNECTED TO SAID LOAD CARRIER THAT THE EFFECTIVE POINT OF ATTACHMENT BETWEEN THE BRAKE AND LINE ASSEMBLY AND SAID LOAD CARRIER IS OFFSET FROM SAID CENTER OF GRAVITY TO PROVIDE A MOMENT ARM THROUGH WHICH THE RESTRAINING FORCE AFFORDED BY SAID BRAKE AND LINE ASSEMBLY IS APPLIED TO SAID LOAD CARRIER, THE DIRECTION OF THE OFFSET OF SAID POINT OF ATTACHMENT BEING GENERALLY REARWARDLY, RELATIVE TO SAID PREDETERMINED DIRECTION OF SAID PROJECTED TRAVEL, FROM SAID CENTER OF GRAVITY WHEREBY SAID MOMENT ARM EFFECTIVELY INCREASES AS SAID LOAD CARRIER BEGINS TO TRAVERSE THE FIRST 90* OF THE ROTATION OF SAID LOAD CARRIER CAUSED BY THE FORCE APPLIED BY SAID POWER MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |