Patent ID: 11904212
Assignee: UNDER ARMOUR, INC.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 5:
6. A ball comprising:
a bladder;
a near-auxetic contouring layer surrounding the bladder, the contouring layer including a perforated sheet defining a plurality of apertures that extend through the perforated sheet from one side of the sheet to an opposing side of the sheet, each of the plurality of apertures defined within segments of the contouring layer, the segments having a constant cross-sectional width in a radial direction of the ball; and
an outer layer surrounding the contouring layer, the outer layer including a plurality of dimples, each of the plurality of dimples aligned with one of the plurality of apertures such that a position of each of the plurality of apertures is tactilely detectable via the outer layer.