Treadmill belt wear notification system

  • US 9,430,920 B2
  • Filed: 03/12/2015
  • Issued: 08/30/2016
  • Est. Priority Date: 03/12/2014
  • Status: Active Grant
First Claim
Patent Images

1. A treadmill comprising:

  • a belt upon which a runner exercises;

    a motor operably coupled to the belt to drive the belt;

    an electric current sensor to output signals indicating an electric current draw of the treadmill; and

    a controller to;

    receive samples of electric current draw of the treadmill at different speeds of a treadmill belt of the treadmill;

    differently weigh a value of each sample based on a speed of the treadmill belt at which the value of each sample was obtained; and

    output a belt wear notification based on the different weighted values of the samples.

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