US 12,137,769 B2
Sole structure for article of footwear
Aaron K. Seid, Portland, OR (US)
Assigned to NIKE, Inc.
Filed by NIKE, Inc., Beaverton, OR (US)
Filed on May 26, 2021, as Appl. No. 17/331,249.
Claims priority of provisional application 63/032,670, filed on May 31, 2020.
Prior Publication US 2021/0368923 A1, Dec. 2, 2021
Int. Cl. A43B 13/20 (2006.01); A43B 13/18 (2006.01)
CPC A43B 13/20 (2013.01) [A43B 13/186 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A bladder for an article of footwear, the bladder comprising;
an inner chamber including a first interior void and a tensile member disposed within the first interior void, the inner chamber having a constant thickness and extending along a majority of a length of the bladder, the inner chamber having a frontmost end and a rearmost end and having an upwardly concave curvature from the frontmost end to the rearmost end; and
a peripheral chamber surrounding and in fluid communication with the inner chamber and including a second interior void, the peripheral chamber having a variable thickness that is greater than the constant thickness of the inner chamber and cooperating with the inner chamber to define a first pocket and a second pocket bounded by the peripheral chamber and extending along the length of the bladder, the first pocket having a bottom surface defined by a portion of a first barrier layer extending along the inner chamber and the second pocket having a top surface defined by a portion of a second barrier layer extending along the inner chamber, the bottom surface being recessed from an apex of each of medial and lateral portions of the peripheral chamber on a first side of the bladder and the top surface being recessed from lowermost surfaces of each of the medial and lateral portions of the peripheral chamber on a second side of the bladder formed on an opposite side of the bladder than the first side.