Patent ID: 9555819
Date: 2017-01-31
CPC Classifications: B61F,B62D,B66C,E01B

Claim:
1. In a guided vehicle equipped with a guidance unit including first and second guide pulleys mounted in a V and intended to rest on respective first and second running surfaces of a guide rail with the first and second running surfaces positioned on respective sides of a median longitudinal plane of the guide rail and each of the guide pulleys having a flange permitting free gripping of the guide rail, a device for protecting against a loss of guidance of the guided vehicle, said device comprising: a section having a length, having a longitudinally-extending height (h>0) and being configured to be fixed along said length to at least a part of the guide rail between the first and said second running surfaces; said section having a cross-section configured to guide the guidance unit during a derailment or loss of guidance of the guidance unit with said section fixed to the part of the guide rail; said cross-section having a geometry configured to hold the flange of the first guide pulley on the side of the median plane having the running surface of the first guide pulley and configured to hold the flange of the second guide pulley on the side of the median plane having the running surface of the second guide pulley; and a device for fixing said section to the guide rail.