US Patent 9894959 Tethered fluid-filled chamber with multiple tether configurations

An article comprises a chamber that includes a barrier formed from a polymer material. The barrier has a first portion that forms a first surface of the chamber, and a second portion that forms an opposite second surface of the chamber. The barrier forms at least one interior cavity between the first portion and the second portion. The at least one interior cavity is filled with fluid retained by the barrier. Tethers of different configurations operatively connect the first portion and the second portion.