Discontinuance device for a central reserve
US6402421B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2000 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Jun 19, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01F15/006
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A discontinuance device for a central reserve is fitted with a permanent separator for a communication zone between carriageways, provides a closing position to ensure continuity of the separation of the carriageways and opening positions, for traffic emergency and diversion opening positions where the carriageways are connected. The device is made of fabricated metal modules comprising supports driven into the ground. The device includes at least one arm having at least one arm module. The module has two lateral walls. The arm is mobile in rotation around a vertical axle forming a joint at one end thereof. The arm includes at least one pivoting retractable foot containing castors to lift and bring the arm into rotation, and to ensure an easy opening for traffic diversion. A transitionally mobile locking module on the arm provides an emergency opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.