System and method for controlling a level crossing
US10479383B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2017 |
| Grant date | Nov 19, 2019 |
| Priority date | — |
| Expiry date | Nov 18, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB61L29/30
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A system for controlling a level crossing between a railway track and a road, the system comprising a first couple of transmitters and a second couple of transmitters in proximity of a level crossing area; a first couple of receivers and a second couple of receivers opposite to the transmitters with respect to the railway track, the first couple of transmitters and receivers located on a first side of the road and the second couple of transmitters and receivers located opposite to the first side, a control unit sending and receiving signals from said transmitters and receivers, wherein each couple of transmitters transmits a first beam from a first transmitter towards a corresponding first receiver, and a second beam from a second transmitter towards an opposite second receiver, the control unit activates sending at least one second beam and sends a warning message and/or close bars of the level crossing upon interruption of at least one first beam due to the presence of the train on the railway track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.