B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
B61F19/00—Wheel guards; Bumpers; Obstruction removers or the like
Anti-extraction safety device for e.g. public transport vehicle, has rollers with fairing pieces whose base includes extensions extended under sides corresponding to rail so as to be opposed to any extraction force of guiding assembly
Anti-extraction safety device for e.g. public transport vehicle, has rollers with fairing pieces whose base includes extensions extended under sides corresponding to rail so as to be opposed to any extraction force of guiding assembly