US3212727A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for aircraft-arresting elements
Assignee: Individual
•
Filing: 1963-02-12
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Granted: 1965-10-19
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Expires: 1983-02-12
Abstract
No abstract record available.
Inventors
- 👤 Fonden Per Borje
- 👤 Walander Karl Ove Torgny
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:41
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/02; B64F1/027; B64F1/029; Y; Y10; Y10S; Y10S242/00; Y10S242/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
A DEVICE FOR USE IN AIRCRAFT ARRESTING APPARATUS COMPRISING: A ROTATABLE DRUM, AN ARRESTING MEANS PARTIALLY WOUND UPON THE DRUM, ONE EXTREMITY OF THE WOUND PORTION OF SAID ARRESTING MEANS MERGING WITH AN UNWOUND SECTION OF THE ARRESTING MEANS, A RADIALLY EXTENDING DETACHABLE MEMBER POSITIONED BETWEEN AND CONTACTING SEGMENTS OF BOTH THE UNWOUND SECTION AND SAID ONE EXTREMITY OF THE WOUND PORTION, THE RADIAL LENGTH OF SAID DETACHABLE MEMBER INCREASING AS IT EXTENDS FROM THE POINT AT WHICH THE WOUND PORTION AND THE UNWOUND SECTION MERGE, THE PORTION OF THE DETACHABLE MEMBER CONTACTING SAID UNWOUND SECTION HAVING A RADIUS WHICH INCREASES FROM A MINIMUM WHERE THE WOUND PORTION AND THE UNWOUND SECTIONS MERGE TO A MAXIMUM AT THE OPPOSED END OF THE DETACHABLE MEMBER WHEREBY, WHEN THE DRUM IS SUBJECTED TO INITIAL ROTATION BY SAID ARRESTING MEANS, THE INITIAL FORCES ACTING ON AND THE ACCELERATION OF THE DRUM ARE REDUCED.
Claim 2
Independent Claim
150 words
A DEVICE FOR USE IN AIRCRAFT ARRESTING APPARATUS COMPRISING: A ROTATABLE DRUM, AN ARRESTING MEANS PARTIALLY WOUND UPON THE DRUM, ONE EXTREMITY OF THE WOUND PORTION OF SAID ARRESTING MEANS MERGING WITH AN UNWOUND SECTION OF THE ARRESTING MEANS, A RADIALLY EXTENDING DETACHABLE MEMBER POSITIONED BETWEEN AND CONTACTING SEGMENTS OF BOTH THE UNWOUND SECTION AND SAID ONE EXTREMITY OF THE WOUND PORTION, THE RADIAL LENGTH OF SAID DETACHABLE MEMBER INCREASING AS IT EXTENDS FROM THE POINT AT WHICH THE WOUND PORTION AND THE UNWOUND SECTION MERGE, THE PORTION OF THE DETACHABLE MEMBER CONTACTING SAID UNWOUND SECTION HAVING A RADIUS WHICH INCREASES FROM A MINIMUM WHERE THE WOUND PORTION AND THE UNWOUND SECTIONS MERGE TO A MAXIMUM AT THE OPPOSED END OF THE DETACHABLE MEMBER WHEREBY, WHEN THE DRUM IS SUBJECTED TO INITIAL ROTATION BY SAID ARRESTING MEANS, THE INITIAL FORCES ACTING ON AND THE ACCELERATION OF THE DRUM ARE REDUCED.
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 |