WHEELSET SKIDDING PICKUP FOR DIESEL LOCOMOTIVE WITH SHUNT CONNECTED TRACTION MOTORS Russian patent published in 1997 - IPC

FIELD: railway transport; skidding pickups. SUBSTANCE: pickup has diode comparison bridge, output relay, lighting lamps, solar elements, loading resistors, transistor-resistor comparison bridge and DC voltage source. New elements are lighting lamps, solar elements, loading resistors, transistor-resistor comparison bridge and DC voltage source. EFFECT: increased sensitivity of pickup, reduced wear of wheel tyres, fuel consumption and increased traction performance of diesel locomotive. 1 dwg