An ice breaking pantograph comprises a sliding element (2) moveable between an operative position wherein it is engaged to an overhead train or tram power line and a non-operative position wherein it is separated from said overhead power line; at least one arm (5), having a first end (5a) which can be hinged to a train or tram vehicle and a second end (5b) connected to said sliding element (2); an active actuator on said arm (5) to move it so as to move said sliding element (2) between said operative position and said non-operative position; a vibrator (10) operating on the sliding element (2) and activatable in the operative position of the sliding element (2) to remove ice and/or snow from said overhead power line.

A method for managing a railway vehicle which comprises a motor (6) connected to a chassis (2), a first (3) and a second axle (4) functionally connected to the motor (6); a first transmission member (7) of hydrostatic type and a second transmission member (8) of hydrodynamic type (generally defined “gear”, which can be of hydrodynamic or mechanical type) for connecting the motor to the first and second axle; the method comprising the steps of selecting a configuration for managing the vehicle (1) and switching said vehicle between a first operative condition, in which the first transmission member (7) or the second transmission member (8) is active, and a second operative condition, in which both the first transmission member (7) and the second transmission member (8) are simultaneously active, at least as a function of the vehicle (1) management configuration.