US3139249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy absorber unit
Assignee: All American Engineering Co
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Filing: 1962-03-05
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Granted: 1964-06-30
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Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 William E Trifillis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:48
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/02; B64F1/029
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
139 words
AN ENERGY ABSORBER UNIT COMPRISING A REEL, SAID REEL HAVING ALIGNED CABLE WINDING DRUMS, A LOOP OF CABLE HAVING EACH END OF THE LOOP WOUND ON ONE OF THE DRUMS SO AS TO LEAVE AN EXTENDED CENTER ARREST LOOP PORTION, SAID LOOP BEING REEVED ACROSS A LANDING SURFACE, A FLUID BRAKE OPERATIVELY COUPLED TO SAID REEL, SAID BRAKE BEING OPERATED TO RETARD THE ROTATION OF SAID REEL CAUSED BY THE UNWINDING OF SAID ENDS OF THE CABLE LOOP FROM SAID ALIGNED CABLE WINDING DRUMS OF THE REEL WHEN THE SAID LOOP IS PLACED UNDER LOAD, AND A RETRIEVE UNIT FOR REWINDING THE RESPECTIVE ARREST CABLE LOOP ENDS ONTO SAID ALIGNED DRUMS, SAID RETRIEVE UNIT INCLUDING POWER MEANS DRIVABLY COUPLED TO SAID REEL TO ROTATE THE SAME IN A REVERSE DIRECTION TO THE DIRECTION OF ROTATION THEREOF DURING CABLE PAYOUT.
References Cited (Backward Citations)
US1992911A
Cited
US2731219A
Cited
US2860734A
Cited
US2777653A
Cited
US2953222A
Cited
US2977076A
Cited
US2967683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-30 | 1967-12-30 | 1968-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-30 | 1971-12-30 | 1972-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-30 | 1975-12-30 | 1976-06-30 | $7700.00 | Window Closed / Lapsed |