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Roller assembly for an in-line roller skate

  • US 7,309,069 B2
  • Filed: 09/20/2004
  • Issued: 12/18/2007
  • Est. Priority Date: 09/19/2003
  • Status: Expired due to Fees
First Claim
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1. A roller assembly of an in-line roller skate, said roller assembly comprising:

  • a roller frame;

    a front roller wheel, at least two middle roller wheels and a rear roller wheel pivotally and linearly received in the roller frame, each of the roller wheels being received in a predetermined, unchangeable position in the roller frame;

    said front roller wheel having a first radius;

    said at least two middle roller wheels having a same second radius greater than the first radius;

    said rear roller wheel having a third radius greater than the second radius; and

    wherein the middle roller wheels and the rear roller wheel define a same plane tangent thereto, the center of the front roller wheel being located at a distance from the plane greater than the first radius, and the distance being equal to the second radius.

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