Gauge-changeable system for railway vehicle and guage changing method using the system
Eccentric prevention structure of gauge-changeable wheelset for railway vehicle
Transmission system of braking signal for freight car
Coupler rotating system for trans-continental railway vehicles
Braking system for freight cars operated in large units
BRAKE SIMULATION SYSTEM FOR TRANSCONTINENTAL RAILROAD CARS
Brake simulation system for railway vehicels using articulated bogies
SYSTEM FOR CHANGING THE WIDTH OF WHEEL SETS FOR A RAILWAY VEHICLE