HANGER SUPPORTING OF A SUSPENDED CONTACT WIRE OF A SUPPLY ELECTRIC AERIAL RAILWAY LINE AND AN ELECTRIC AERIAL RAILWAY LINE COMPRISING SAID HANGER

An aerial power supply railway line has a plurality of hangers, each having, in turn, a fastening member adapted to be fixed to a supporting element, a supporting frame coupled to the fastening member, a fastening terminal adapted to be coupled to a portion of a contact wire with a pantograph of a railway vehicle, a member, which is movable relative to the supporting frame in opposite ways in a first direction in the presence of an external disruptive action transmitted to the contact wire, and an elastic device interposed between the member and the terminal and having elastic means consisting of elastically deformable parts of the supporting frame; connecting rods being provided between the movable member and the elastically deformable parts of the supporting frame.