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Thoracic air bladder assembly

  • US 9,981,577 B2
  • Filed: 01/19/2015
  • Issued: 05/29/2018
  • Est. Priority Date: 01/19/2015
  • Status: Active Grant
First Claim
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1. A seat assembly comprising:

  • a seat back; and

    an air bladder assembly oriented within a thoracic region of the seat back comprising;

    at least one central longitudinal air bladder region having a support surface, andat least one pair of lateral air bladder regions extending from opposed sides of the at least one central longitudinal air bladder region wherein the at least one pair of lateral air bladder regions are oriented at a non-zero angle to incline laterally and support the thoracic region of a seat occupant;

    wherein the at least one central longitudinal air bladder region comprises an upright column of central air bladder regions;

    wherein the upright column of central air bladder regions comprises;

    a first central air bladder region having a tapered width increasing in a longitudinal direction and sized to fit between an occupant'"'"'s shoulder blades, anda second central air bladder region adjacent the first central air bladder region;

    wherein the air bladder assembly is provided with a support surface that is oriented rearward of the seat back contact surface and reclined relative to the seat back contact surface to provide adjustable support to the seat back contact surface, and wherein the air bladder assembly support surface is wedge-shaped so that during inflation the air bladder regions inflate in an upward and forward direction relative to the seat back; and

    wherein an area of the air bladder assembly support surface is less than an area of the seat back contact surface.

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