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Slalom water-ski training and monitoring system for on-water use

  • US 20030036814A1
  • Filed: 08/14/2001
  • Published: 02/20/2003
  • Est. Priority Date: 08/14/2001
  • Status: Abandoned Application
First Claim
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1. A water-ski performance measuring apparatus that determines a position of a water-skier relative to a boat, wherein the water-skier holds onto a rope extending from the boat, said performance measuring device comprising:

  • angle measurement device that measures an angular displacement over time of a rope extending from a boat, wherein the angular displacement is measured from a predetermined centerline; and

    a controller that correlates the measured angular displacement of the rope with a position of the boat.

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