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Fitness feedback system for weight stack machines

  • US 5,785,632 A
  • Filed: 03/07/1997
  • Issued: 07/28/1998
  • Est. Priority Date: 07/07/1994
  • Status: Expired due to Term
First Claim
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1. An apparatus for providing feedback to a user of a weight stack machine having a stack of weight plates for lifting and a frame, said user lifting one or more of said plates from said stack during each of said lifts, said apparatus comprising:

  • one or more load cells for determining the weight of said weight plates on said stack prior to said lift and for determining the weight of said weight plates remaining on said stack after said user has lifted said one or more plates during said lift;

    electronic detection means operatively coupled to said load cells for computing difference data describing the weight of said one or more weight plates lifted from said stack; and

    interface means for transmitting said data from said electronic detection means to a storage means.

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