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Devices and method for increasing running performance

  • US 10,639,514 B2
  • Filed: 08/16/2018
  • Issued: 05/05/2020
  • Est. Priority Date: 10/09/2017
  • Status: Active Grant
First Claim
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1. A method of using a first running device and a second running device, the first running device being gripped by or removably affixed to the left hand and the second running device being gripped by or removably affixed to the right hand,each running device comprising:

  • a closed inner chamber defined at least in part by an inner top surface and an inner bottom surface facing the inner chamber, the top surface and the bottom surface further defining a longitudinal axis extending from the top surface to the bottom surface,a moveable material disposed within the inner chamber and configured to provide a gap between the moveable material and the top surface when the moveable material is in contact with the bottom surface and to provide a gap between the moveable material and the bottom surface when the moveable material is in contact with the top surface,a housing containing the inner chamber and the moveable material, and configured to be gripped by or removably affixed to a hand;

    the method comprising;

    as the left foot is launching, raising both running devices such that the moveable material in the first running device is pushed against the bottom surface of the inner chamber of the first running device and the moveable material in the second running device is pushed against the bottom surface of the inner chamber of the second running device;

    when both feet are off the ground, lowering both running devices, such that the moveable material in the first running device changes from being pushed against the bottom surface to being pushed downward by the top surface of the first running device and the moveable material in the second running device changes from being pushed against the bottom surface to being pushed downward by the top surface of the second running device;

    when the right foot is in contact with the ground, decelerating both running devices, such that the moveable material in the first running device collides with the bottom surface of the inner chamber of the first running device when the right foot is in contact with the ground and the moveable material in the second running device collides with the bottom surface of the inner chamber of the second running device when the right foot is in contact with the ground; and

    as the right foot is leaving the ground, raising both running devices such that the moveable material in the first running device is pushed against the bottom surface of the inner chamber of the first running device and the moveable material in the second running device is pushed against the bottom surface of the inner chamber of the second running device.

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