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Pelvic and sacral bladder assembly

  • US 9,949,568 B2
  • Filed: 12/09/2015
  • Issued: 04/24/2018
  • Est. Priority Date: 12/09/2015
  • Status: Active Grant
First Claim
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1. A seat assembly comprising:

  • a seat bottom;

    a seat back mounted adjacent the seat bottom and extending generally in an upright direction; and

    three air bladders arranged in a lateral array and positioned in the pelvic region of the seat back, the three air bladders each having a support surface defined by an enlarged width portion at a first distal end extending to a tapered portion at a second distal end, such that the tapered portion that is more narrow than the enlarged width portion,wherein a central bladder is oriented so that the tapered portion of the central bladder is opposite the taper portion of two side bladders in the upright direction.

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