Movable barrier
US5033905A · kind A · utility
42Cited by
12References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 1989 |
| Grant date | Jul 23, 1991 |
| Priority date | — |
| Expiry date | Jun 5, 2009 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F15/085
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
This invention relates to a road barrier, particularly to a road barrier for separating traffic lanes on a bridge. In the preferred embodiment, the barrier is made up of beams formed from steel three-beam guardrail sections. Steel tubes or flanges are welded to the top and bottom of the guardrail sections and a transverses stiffener is welded to one side. The barrier's sections are removable mounted by pins in anchors attached to the bridge deck.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.