Energy absorbing system and method
US6554530B2 · kind B2 · utility
8Cited by
20References
7Claims
0Family size
Inventor
Key dates
| Filing date | Mar 28, 2001 |
| Grant date | Apr 29, 2003 |
| Priority date | — |
| Expiry date | Mar 28, 2021 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F15/145
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An energy absorbing system is provided to protect vehicle drivers and the like from serious injury which may occur when the vehicle strikes a wall or other rigid structure. The system utilizes a plurality of energy absorbing units having hinged plates with a cushion backing which dampens the impact by swinging in an overlapping fashion. The plates are formed from steel and the cushion is formed with a high density outer polymeric casing and a relatively low density filler within.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.