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Variable ankle supporting shoe assembly

  • US 10,368,610 B2
  • Filed: 09/28/2017
  • Issued: 08/06/2019
  • Est. Priority Date: 09/28/2017
  • Status: Active Grant
First Claim
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1. An athletic footwear assembly configured to become rigid when a deflection event occurs to prevent injury to a person'"'"'s ankle, said assembly comprising:

  • a shoe including a sole and a perimeter wall being attached to and extending upwardly from said sole, said perimeter wall being configured to receive a foot, said sole having a top side, a bottom side and a perimeter edge extending between said top and bottom sides, said perimeter wall including a vamp, heel panel and an upper;

    said perimeter wall including a lining comprising a foamed material;

    a magnetorheological fluid impregnating said foamed material, said magnetorheological fluid being configured to be alternated between a first state wherein said foamed material is bendable and a second state wherein said magnetorheological fluid forms rigid columns within said foamed material such that said foamed material is not bendable, said lining forming a rigid and supportive shell when said magnetorheological fluid is in said second state; and

    an actuating system being mounted on said shoe and being in operational communication with said magnetorheological fluid, said actuating system altering said magnetorheological fluid from said first state to said second state when a condition has been met, said condition being met when said actuating system detects a combination of a threshold angle and a threshold pressure having been surpassed by said sole.

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