Patent ID: 9554623
Date: 2017-01-31
CPC Classifications: A43B

Claim:
1. An article of footwear comprising: an upper for securing the article of footwear to a wearer; and a sole assembly operatively coupled to the upper, the sole assembly including a bladder with a chamber that contains a fluid; the bladder having a posterior portion, an anterior portion, a middle portion disposed between the posterior and anterior portions, and a longitudinal axis that extends between the posterior and anterior portions; the posterior portion having a heel recess that is approximately coincidental with a center of a heel of the wearer; the chamber including a neck chamber disposed in the middle portion of the bladder and substantially aligned with the longitudinal axis, the neck chamber extending between the posterior and anterior portions, the neck chamber being elongate and having a width that is less than both the posterior and anterior portions; and the anterior portion having a plurality of toe recesses, the plurality of toe recesses radiating generally away from the neck chamber and generally away from the longitudinal axis.