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DRIVING SYSTEM

  • US 20090205881A1
  • Filed: 06/26/2007
  • Published: 08/20/2009
  • Est. Priority Date: 06/27/2006
  • Status: Active Grant
First Claim
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1. A driving system that is installed on a wheel frame to allow a vehicle to go over obstacles and ascend stairs, the driving system comprising:

  • a power transmission unit connected to a main shaft connected to a power generation unit installed on the wheel frame;

    a plurality of driven units engaged with the power transmission unit and supporting wheels rotating by rotational force of the power transmission unit; and

    a carrier to which the power transmission unit and each of the driven units are operationally fixed and which goes over the obstacles by rotating when the driven units stop due to the obstacles.

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