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Apparatus and method for exercise using an omnidirectional roller

  • US 7,621,858 B2
  • Filed: 03/21/2005
  • Issued: 11/24/2009
  • Est. Priority Date: 03/19/2004
  • Status: Active Grant
First Claim
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1. An omnidirectional rolling apparatus for performing strength training exercises, comprising:

  • a hemispherical stationary support frame, the frame comprising a top cover and a bottom cover;

    a first rigid ball mounted between the top and bottom covers with a low- friction bearing system in between the ball and the top cover, the first ball having a first weight;

    a hemispherical outer shell attached to the top cover, the shell having a gripping surface and being dimensioned so that a user can grip the rolling apparatus with one hand; and

    a strap that is secured to the shell;

    wherein the bearing system reduces rolling resistance when the rolling apparatus is loaded over a support surface during exercise;

    wherein the first ball is freely rotatable in any direction on the support surface when loaded; and

    wherein the low-friction bearing system comprises a plurality of ball bearings and a retainer for retaining the ball bearings within the bearing system.

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