Patent ID: 8631588
Filing Date: 2014-01-21
Classification: A43B,B29C,B29D,B29L,Y10T

Abstract:
1. An article of footwear having an upper and a sole structure secured to the upper, the sole structure comprising: a chamber formed from a polymer material that encloses a fluid, the chamber having a central area and a plurality of lobes extending outward from the central area, the lobes being in fluid communication with the central area, the lobes having distal ends positioned opposite the central area, and the lobes defining spaces positioned between the lobes located adjacent to each other, the polymer material defining a parting line where opposite portions of the polymer material are bonded to each other, the parting line following a non-linear course that extends around the distal ends and adjacent to the distal ends; and a polymer foam material surrounding at least a portion of the chamber and extending into the spaces between the lobes, the polymer foam material defining a portion of a side surface of the sole structure, the distal ends of the lobes being exposed at the side surface and defining another portion of the side surface of the sole structure.