Highway barrier
US6149338A · kind A · utility
14Cited by
23References
18Claims
0Family size
Inventor
Key dates
| Filing date | Jul 20, 1998 |
| Grant date | Nov 21, 2000 |
| Priority date | — |
| Expiry date | Jul 20, 2018 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F7/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A visual barrier for highway use, comprising a horizontal web having a width and a length, wherein the length is greater than the width; and an undulating vertical web orthogonally connected to and extending away from the horizontal web, wherein the vertical web is formed of a thermoplastic material, and in which the horizontal web may be undulating, with first surfaces having holes therethrough and second surfaces without holes, wherein the second surfaces are facing toward oncoming traffic and the first surfaces and the holes are facing away from oncoming traffic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.