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Article of footwear having a fluid-filled bladder with a reinforcing structure

  • US 7,665,230 B2
  • Filed: 05/09/2008
  • Issued: 02/23/2010
  • Est. Priority Date: 12/23/2003
  • Status: Active Grant
First Claim
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1. An article of footwear having an upper and a sole structure secured to the upper, a midsole of the sole structure comprising:

  • a bladder formed from a barrier that encloses a fluid, the bladder having at least an upper surface and an opposite lower surface; and

    a reinforcing structure secured to an exterior of the bladder and at least partially recessed into the barrier,the bladder and reinforcing structure being located in a heel region of the footwear, the bladder forming a tapered area in a midfoot region of the footwear, the upper surface approaching the lower surface to decrease a thickness of the bladder in the tapered area, and the bladder tapering downward to a lower surface of the midsole in the tapered area.

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