US3217838A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Energy absorbing device
Assignee: FKI Industries Inc
•
Filing: 1963-03-04
•
Granted: 1965-11-16
•
Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Vincent C J Peterson
- 👤 William J Gilmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:50
CPC Classifications
B; B64; B64F; B64F1/00; B64F1/02; B64F1/029
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
IN A DEVICE FOR ABSORBING IMPACT ENERGY WHICH INCLUDES LOAD RECEIVING MEANS AND ANCHORAGE MEANS, A CABLE INTERCONNECTING SAID LOAD RECEIVING AND ANCHORAGE MEANS COMPRISING A PLURALITY OF METAL WIRES IN A HELICALLY STRANDED FULLY ANNEALED CONDITION CAPABLE OF ELONGATING UNDER TENSILE IMPACT IN EXCESS OF THE YEILD POINT OF THE WIRES TO ABSORB SUBSTANTIALLY KINETIC ENERGY.
Claim 2
Dependent Claim
57 words
IN A DEVICE FOR ABSORBING IMPACT ENERGY WHICH INCLUDES LOAD RECEIVING MEANS AND ANCHORAGE MEANS, A CABLE INTERCONNECTING SAID LOAD RECEIVING AND ANCHORAGE MEANS COMPRISING A PLURALITY OF METAL WIRES IN A HELICALLY STRANDED FULLY ANNEALED CONDITION CAPABLE OF ELONGATING UNDER TENSILE IMPACT IN EXCESS OF THE YEILD POINT OF THE WIRES TO ABSORB SUBSTANTIALLY KINETIC ENERGY.
References Cited (Backward Citations)
GB131450A
Cited
US1864338A
Cited
US2071709A
Cited
US2156294A
Cited
US2682931A
Cited
US2979163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |