US3303807A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Helicopter rapid securing device
Assignee: Canadian Patents and Development Ltd
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Filing: 1964-10-16
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Granted: 1967-02-14
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Stewart William Gordon
- 👤 Baekken Asbjorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:35
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/12; B64F1/125; B64F1/04; B64F1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A DEVICE FOR LANDING AND SECURING AIRCRAFT OF THE ROTOR SUSTAINING OR HOVERING TYPE ON A PLATFORM, SAID DEVICE COMPRISING: (A) A HOUSING ADAPTED TO BE SECURED TO SAID AIRCRAFT AND FORMING THE FEMALE MEMBER OF A COUPLING; (B) A PROBE ADAPTED TO BE TELESCOPICALLY RECEIVED IN AND SECURED TO SAID HOUSING; (C) A FIRST WINCH ADAPTED TO BE SECURED TO SAID PLATFORM AND HAVING A FIRST CABLE MOUNTED THEREON; (D) MEANS ON THE OTHER END OF SAID FIRST CABLE FORMING THE MALE PORTION OF SAID COUPLING; (E) A WINCH CARRIED BY SAID AIRCRAFT; (F) A SECOND CABLE SECURED TO SAID SECOND WINCH AND ADAPTED TO BE SECURED TO SAID MEANS FOR RAISING SAID MEANS INTO SAID HOUSING, AND (G) MEANS ADAPTED TO BE SECURED TO SAID PLATFORM FOR GRASPING SAID PROBE.
Claim 2
Independent Claim
132 words
A DEVICE FOR LANDING AND SECURING AIRCRAFT OF THE ROTOR SUSTAINING OR HOVERING TYPE ON A PLATFORM, SAID DEVICE COMPRISING: (A) A HOUSING ADAPTED TO BE SECURED TO SAID AIRCRAFT AND FORMING THE FEMALE MEMBER OF A COUPLING; (B) A PROBE ADAPTED TO BE TELESCOPICALLY RECEIVED IN AND SECURED TO SAID HOUSING; (C) A FIRST WINCH ADAPTED TO BE SECURED TO SAID PLATFORM AND HAVING A FIRST CABLE MOUNTED THEREON; (D) MEANS ON THE OTHER END OF SAID FIRST CABLE FORMING THE MALE PORTION OF SAID COUPLING; (E) A WINCH CARRIED BY SAID AIRCRAFT; (F) A SECOND CABLE SECURED TO SAID SECOND WINCH AND ADAPTED TO BE SECURED TO SAID MEANS FOR RAISING SAID MEANS INTO SAID HOUSING, AND (G) MEANS ADAPTED TO BE SECURED TO SAID PLATFORM FOR GRASPING SAID PROBE.
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |