Impact slider for guardrail
US7926790B2 · kind B2 · utility
10Cited by
33References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 4, 2008 |
| Grant date | Apr 19, 2011 |
| Priority date | — |
| Expiry date | Jun 4, 2028 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F15/143
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An impact slider assembly for a guardrail including a slider connected to a first rail and a slider substantially surrounding the first rail, so that in use, the slider gathers and retains the first and any subsequent rails which telescopically overlap with each other during an impact.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.