DEVICE TO CONTROL SELF-TRACKING AXLE OF TRAILER IN TRAILER-TRAIN Russian patent published in 2004 - IPC

FIELD: transport engineering; trailer-trains.

SUBSTANCE: proposed device includes movable contact installed on steering column shaft and connected by electric circuit with plus terminal of supply source and two fixed contacts installed on steering column housing and connected by electric circuit to contact breaker connected by circuit with electric covered-distance setter installed in gearbox of prime mover on main shaft and connected by electric circuit with three-phase synchronous electric motor, rotor, whose fixed contact is connected by electric circuit to minus terminal of supply source and is rigidly connected with primary shaft of mechanical supplementary gearbox on main shaft of which movable contact is secured. Fixed contact of mechanical supplementary gear box is connected to winding of electromagnet of electropneumatic valve connected by pneumatic lines with receiver and compressor from one side and brake chamber from other side. Rod of brake chamber is connected with brake shoe hinge mounted by one end on rod and by other end, on beam of roll-under turning bogie in contact with lower slewing circle connected with upper slewing circle of trailer.

EFFECT: reduced width of road lane required for movement of trailer-train, improved safety in operation.

5 dwg