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Patent US3249328A successfully refreshed from Google Patents.
US3249328A
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Delayed action coupling device for parachutes
Assignee: Irving Air Chute Co Inc
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Filing: 1964-05-26
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Granted: 1966-05-03
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Expires: 1984-05-26
Abstract
No abstract record available.
Inventors
- 👤 Kevin H Knowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:42
CPC Classifications
B; B64; B64D; B64D17/00; B64D17/22; B64D17/38; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45461; Y10T24/45602; Y10T24/45675; Y10T24/45691
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
IN A COUPLING DEVICE FOR RELEASABLY SECURING A TRAILING PARACHUTE TO AN AERIALLY LAUNCHED LOAD, THE COMBINATION OF A PARACHUTE ATTACHABLE CASING HAVING A PASSAGEWAY THERETHROUGH PROVIDED WITH A LOWER OPENING UPON THE CASING, A LOAD COUPLING MEMBER HAVING A TONGUE FOR RELEASABLE SLIDING INSERTION INTO SAID PASSAGEWAY, SAID COUPLING TONGUE HAVING LATERAL RECESSES SLOPPING IN A RELATIVE UPWARD CONVERGENT RELATION, DETENT MEMBERS PIVOTALLY MOUNTED ON THE CASING AT OPPOSITE SIDES OF THE TONGUE FOR LATERAL CONVERGENT MOVEMENT INTO SAID RECESSES OF THE COUPLING TONGUE, SAID COUPLING TONGUE RECESSES AT THEIR MOST PROXIMATE ENDS BEING PROVIDED WITH LATERAL LIPS TO NORMALLY HOLD THE ELONGATED DETENT MEMBERS AGAINST RELEASE FROM THE RECESSES OF THE TONGUE UNDER THE INFLUENCE OF A LOAD ATTACHED TO SAID COUPLING MEMBER, AND SPRING MEANS NORMALLY BIASING SAID DETENT MEMBERS TO RELEASING POSITIONS.
Claim 2
Dependent Claim
136 words
IN A COUPLING DEVICE FOR RELEASABLY SECURING A TRAILING PARACHUTE TO AN AERIALLY LAUNCHED LOAD, THE COMBINATION OF A PARACHUTE ATTACHABLE CASING HAVING A PASSAGEWAY THERETHROUGH PROVIDED WITH A LOWER OPENING UPON THE CASING, A LOAD COUPLING MEMBER HAVING A TONGUE FOR RELEASABLE SLIDING INSERTION INTO SAID PASSAGEWAY, SAID COUPLING TONGUE HAVING LATERAL RECESSES SLOPPING IN A RELATIVE UPWARD CONVERGENT RELATION, DETENT MEMBERS PIVOTALLY MOUNTED ON THE CASING AT OPPOSITE SIDES OF THE TONGUE FOR LATERAL CONVERGENT MOVEMENT INTO SAID RECESSES OF THE COUPLING TONGUE, SAID COUPLING TONGUE RECESSES AT THEIR MOST PROXIMATE ENDS BEING PROVIDED WITH LATERAL LIPS TO NORMALLY HOLD THE ELONGATED DETENT MEMBERS AGAINST RELEASE FROM THE RECESSES OF THE TONGUE UNDER THE INFLUENCE OF A LOAD ATTACHED TO SAID COUPLING MEMBER, AND SPRING MEANS NORMALLY BIASING SAID DETENT MEMBERS TO RELEASING POSITIONS.
References Cited (Backward Citations)
US2919154A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |