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Toroidal propulsion and steering system

  • US 7,387,179 B2
  • Filed: 01/09/2006
  • Issued: 06/17/2008
  • Est. Priority Date: 06/17/2003
  • Status: Expired due to Fees
First Claim
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1. A method of moving a device having a torus skin body with a torus skin and cylindrical shaped inner and outer runs, comprising the steps of:

  • simultaneously moving the inner run and the outer run of the torus skin body in a non-rectilinear, serpentine manner, in opposing longitudinal directions; and

    propelling the device in the non-rectilinear, serpentine manner as a result of the outer run frictionally engaging a surface external to the device during the simultaneously moving step.

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