RAIL JOINT Russian patent published in 1995 - IPC

FIELD: railway building. SUBSTANCE: rail joint includes electric terminal 6, installed on a sleeper using fastening member 9 with spherical head. Terminal 6 has a section of V-shaped cross-section located in the similar pit 4 formed in the sleeper with a gap 14 between walls of the V-shaped section and pit surface. The gap is getting larger towards upper sleeper surface. Minimum width of gap 14 at the level of upper sleeper surface is within 0.008 0.006 L, where L is a distance between vertical axis of V-shaped section and line, where the terminal makes contact with rail foot. EFFECT: high reliability. 3 cl, 2 dwg