Patent ID: 8863670
Filing Date: 2014-10-21
Classification: B61C,B61D

Abstract:
1. A rail draft vehicle for moving railcars along a pair of rails, the vehicle comprising: a frame having a front end and a rear end; a front wheel assembly associated with said front end of said frame and a rear wheel assembly associated with said rear end of said frame, each wheel assembly including a fixed axle housing and a pair of road wheels connected for rotation relative to said axle housing, and each wheel assembly pivoting as a unit relative to said frame about a vertical axis such that steering of said vehicle is achieved by said pivoting action of said wheel assemblies relative to said frame; an engine associated with said frame; a power train powered by said engine for driving each of said wheel assemblies, said power train connected to each said axle; and at least one guide wheel associated with at least one of said front and rear wheels for aligning said wheels on the rails, each guide wheel traveling on the rail and having a flange for contacting the side of the rail.