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Vehicles Having Tandem Axle Assembly

  • US 20090166106A1
  • Filed: 12/27/2007
  • Published: 07/02/2009
  • Est. Priority Date: 12/27/2007
  • Status: Abandoned Application
First Claim
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1. A vehicle comprising:

  • a frame;

    a tandem axle assembly supported with respect to the frame and comprising a first axle assembly and a second axle assembly, the first axle assembly comprising a first left wheel and a first right wheel, the second axle assembly comprising a second left wheel and a second right wheel;

    a third axle assembly supported with respect to the frame and comprising a third left wheel and a third right wheel, each of the third left wheel and the third right wheel being steerable by an operator to facilitate steering of the vehicle;

    an engine coupled with the first axle assembly;

    a motor/generator coupled with the second axle assembly, and free of any direct mechanical coupling with the first axle assembly;

    an energy storage device; and

    a controller attached to each of the motor/generator and the energy storage device.

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