US Patent 12016432 Article of footwear

An article of footwear includes a sole structure, a heel assembly and an actuator assembly. The heel assembly includes a lower heel movable relative to the sole structure and an upper heel movable relative to the sole structure. One of the lower heel and upper heel defines a track and the other of the lower heel and the upper heel includes a protrusion slidably received in the track. The actuator assembly is coupled to the heel assembly and configured to move the upper heel relative to the lower heel between a closed position and an open position.