RAIL FASTENING Russian patent published in 1997 - IPC

FIELD: railway transport; permanent way. SUBSTANCE: rail fastening for track laid on reinforced concrete base has flexible liner 1 under rail 11, clamp 2 with end section 3 with bent off part, opposite section 4 bent upwards, with spherical surface 5 and sides bent outwards, waster in form of corrugated plate spring 7, anchor bolt 8 and nut 9. Parts of clamp surfaces in contact with metal members of fastening are modified by aluminium oxide. EFFECT: enlarged operating capabilities. 2 dwg