Roadway widening structure
US9920489B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2015 |
| Grant date | Mar 20, 2018 |
| Priority date | — |
| Expiry date | Feb 13, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C3/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A roadway widening structure including a first portion configured to bear on a support and configured to support a first part of the roadway, the first portion including a frame which has a parallelepiped shape and which includes an enclosure having a parallelepiped shape and configured to receive ballast so as to immobilize the first portion on the support, a lower enclosure wall of the enclosure including a first lattice, a second portion cantilevered, secured to the first portion by a lateral wall and configured to support a second part of the roadway, a lateral enclosure wall of the enclosure, facing the second portion of the roadway widening structure, including a second lattice, and for fastening the first portion and the second portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.