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Machine for testing and training jumping and reaching ability

  • US 9,017,222 B2
  • Filed: 01/10/2011
  • Issued: 04/28/2015
  • Est. Priority Date: 01/10/2011
  • Status: Active Grant
First Claim
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1. A machine for testing and training jumping and reaching ability comprising:

  • a contact arm divided into a first and a second contact arm attached on opposite sides of a revolving platform that is rotatable in the horizontal plane with said platform fitting around a vertical shaft with said shaft supported by a base, fastened to the floor or volleyball antenna net, and where the means of dampening movement and stopping the rotation of said contact arms at a specific location is attractive magnetic force between said platform and said shaft with said force strategically positioned so that rotation of said contact arms stop at said specific location.

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