Massage roller

  • US 9,005,146 B2
  • Filed: 01/13/2010
  • Issued: 04/14/2015
  • Est. Priority Date: 01/13/2009
  • Status: Active Grant
First Claim
Patent Images

1. A massage roller comprising:

  • a single, generally elongated, cylindrical roller core having;

    a first axial end, a second axial end, and a core length extending between the first and second axial ends;

    a hollow core interior extending the core length and forming an inner core surface having an inner core radius and an inner core diameter twice the inner core radius;

    an exterior core surface having an exterior core radius; and

    a core thickness extending radially between the inner core surface and the exterior core surface; and

    a roller body provided on the roller core comprising a plurality of curvilinear massage zones distributed substantially continuously, both radially and axially, on the exterior core surface, each massage zone having;

    a selected one of a first softness and a second softness;

    a substantially continuous, both radially and axially, massage surface having an exterior zone radius and an exterior zone diameter twice the exterior zone radius; and

    a zone thickness extending radially between the exterior core surface and the massage surface;

    wherein;

    the sum of the core thickness and the zone thickness is less than the inner core radius; and

    the core length is greater than the exterior zone diameter.

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