Patent ID: 6322170
Filing Date: 2001-11-27
Classification: E02D

Abstract:
A work machine controlled by an operator upon a grade, comprising:a frame;an axle having an end portion having an end, the axle being pivotally connected to the frame;at least one ground engaging device having an outer plane, a recessed portion, and an extension having an outer portion and spaced from the outer plane and extending from an inmost part of the recessed portion, the at least one ground engaging device being connected to the end;an operator compartment supported by the frame;an engine operably coupled to the at least one ground engaging device; andan axle protection system, including:an axle guard assembly having a plate and a labyrinth guard, the axle guard assembly having an outer perimeter and being adjacent to the end portion;a roof guard fixed to the frame such that refuse is substantially deflected from falling onto the axle and axle guard assembly;the plate extending substantially vertically from the outer perimeter; andthe labyrinth guard projecting generally orthogonally along the plate and spaced apart from the perimeter such that a channel is provided by the configuration of the guard assembly, plate and labyrinth guard and the outer portion is adapted to be received by the channel.