GEAR TESTING TECHNICAL CONDITION OF RIM OF RAILWAY WHEEL Russian patent published in 1997 - IPC

FIELD: testing equipment. SUBSTANCE: gear includes chassis I, rail 2 for wheel support 52 anchored on horizontal part of chassis 1, guiding side rails 9 fixed on vertical parts 6, 7 of chassis 1 in parallel to rail 10, guides anchored on horizontal part of chassis 1 in parallel to rail 10 and carriage 18 mounted for movement along guides. Element 21 of abrasive dressing of wheel surface and hardness meter 22 coupled to unit for application of specified force to it, element 22 of ultrasonic inspection including receiving-transmitting head of ultrasonic frequencies of shear are installed on carriage 18. EFFECT: enhanced authenticity of gear. 6 cl, 2 dwg