Patent ID: 8701564

Claim:
A self-steering system for a radial bogie of a railroad vehicle, the radial bogie having a frame with longitudinally extending side members laterally spaced by transoms and leading and trailing ends, the radial bogie further including a leading and trailing wheelset supported on said frame, said self-steering system comprising: a damper connected to the frame of the bogie; a link having a first and second end, the first end of the link connected to one of the wheelsets, the second end of the link connected to: the frame of the bogie at a first position of the second end, and the damper at a second position of the second end; the first end of the link including a first bushing; and the second end of the link including a second bushing, the first bushing having a longitudinal stiffness different than the longitudinal stiffness of the second bushing.