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Personal transport vehicle and method of improving the maneuverability of a vehicle

  • US 5,842,532 A
  • Filed: 09/25/1996
  • Issued: 12/01/1998
  • Est. Priority Date: 09/25/1996
  • Status: Expired due to Fees
First Claim
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1. A personal transport vehicle comprising:

  • a frame having a front end, a rear end, and first and second opposed sides;

    a first drive train supported on said first side of said frame;

    a second drive train supported on said second side of said frame; and

    each of said drive trains adapted to be driven by a reversible motor and including front, middle, and rear wheels, each of said wheels being rotatably mounted and having a pressurized tire with a tire pressure, said tire pressure of each of said tires on said middle wheels being greater than either of said tire pressures of said front and rear wheels so that said frame pivots about said tires on said middle wheels when said drive trains are driven in opposite directions or at different speeds.

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