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Stride evaluation system

  • US 4,774,679 A
  • Filed: 02/20/1986
  • Issued: 09/27/1988
  • Est. Priority Date: 02/20/1986
  • Status: Expired due to Fees
First Claim
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1. An improved system for determining stride forces produced by a sport participant in a sporting event, said system comprising:

  • a first portable housing (10) for placement on each leg of said participant, said housing being oriented in close proximity to the extremity of said leg near the location of the stride forces produced by said leg,means firmly engaging around said leg and connected to said first portable housing for holding said housing against the outer surface near the ankle of said leg,means (200) in said first portable housing for sensing the vibrations from said ankle caused by said stride force, said vibrations being proportional to the magnitude of said stride force produced by said leg, said sensing means also generating a signal (642) corresponding to the magnitude of each said stride force,a second portable housing (20) for placement on the body of said participant,means (25) in said second portable housing receptive of said signal from said sensing means for storing stride information corresponding to (a) the magnitude of said stride force and (b) the relative time of said occurrence of said stride force signal, said receiving means also transmitting said stride information (40) to a remote location, andmeans (30) at a remote location for receiving said transmitted stride information from said storing means, said receiving means also displaying said stride information.

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