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Off-highway off-road dump truck

  • US 20020175009A1
  • Filed: 07/19/2002
  • Published: 11/28/2002
  • Est. Priority Date: 01/20/2000
  • Status: Abandoned Application
First Claim
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1. A truck comprising:

  • a frame having a forward end and a rearward end;

    at least two rear wheels coupled to a portion of the frame and supporting the rearward end of the frame;

    at least first and second strut modules, the first and second strut modules coupled to the frame near the forward end, wherein each of the strut modules includes;

    a strut assembly oriented having an upper end, a lower end, and a strut axis, the strut assembly having a strut housing affixed at the upper end to part of the truck frame concentric with the strut axis and having a steer tube arranged to rotate about the strut axis relative to the strut housing;

    a spindle assembly having a pair of oppositely disposed spindles extending from a spindle housing and defining a wheel rotation axis, the spindle assembly being carried at the lower end of the strut assembly for co-rotation with the steer tube about the strut axis, the spindle assembly constructed for damped movement along the strut axis relative to the truck frame;

    a pair of wheel and tire assemblies, one each supported by a respective one of the spindles for rotation about the wheel rotation axis;

    at least one drive motor associated with one of the spindles for drivingly rotating the respective wheel and tire assembly about the wheel rotation axis;

    a steering mechanism adapted to rotate the steer tube and spindle assembly relative to the strut housing of each strut module independent of the other strut modules; and

    an air cooling system constructed and arranged to pass ambient air at least through part of the motors to dissipate heat from the at least one drive motor.

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