|4445439||Railroad vehicle truck with single wheelset|
A railroad vehicle truck having a single wheelset includes a pair of spaced side frames. The side frames are joined into a rigid unit by a pair of transversely positioned crossbars. The crossbars are positioned one each on each side of the wheelset which ...
|4109934||Self-contained frictionally damped resilient suspension system|
A shock insulated suspension system is provided with unique variable rate rod springs and co-related variable rate friction damping means. Each rod spring includes an elongated solid body of elastomeric material which, when subjected to radially directed ...
|3984125||Self-contained frictionally damped resilient suspension system|
A mobile vehicle shock insulated suspension system is provided with unique variable rate elastomer springs and co-related variable rate friction damping system....