Patent ID: 11877619
Assignee: NIKE, INC.
Field: Other consumer goods (Other fields)
Classification: CPC A | IPC A

Claim 5:
6. A footwear sole comprising:
a ground-contacting outsole coupled to an impact-attenuation midsole, the ground-contacting outsole having a ground-contacting surface that faces away from the impact-attenuation midsole and that is positioned in a reference plane; and
the impact-attenuation midsole comprising a system of support structures, each support structure in the system of support structures comprising:
a tubular body including a wall comprising an exterior surface and an interior surface, wherein the wall at least partially encloses a hollow cavity and extends circumferentially around a reference axis, the reference axis intersecting the reference plane at an angle in a range of 30 degrees to about 60 degrees;
the tubular body comprising a first end and a second end that are spaced apart from one another in an axial direction, wherein the hollow cavity continuously extends from the first end to the second end; and
the exterior surface and the interior surface of the wall curving inward towards the reference axis as the wall extends between the first end and the second end.