Patent ID: 7966750

Claim:
An article of footwear having an upper and a sole structure secured to the upper, the sole structure comprising: a first chamber that encloses a fluid, the first chamber having a first central area and a plurality of first lobes extending outward from the first central area to form a periphery of the first chamber, the first lobes defining a plurality of first spaces located around the periphery of the first chamber; and a second chamber that encloses a fluid and is positioned adjacent the first chamber, the second chamber having a second central area and a plurality of second lobes extending outward from the second central area to form a periphery of the second chamber, the second lobes defining a plurality of second spaces located around the periphery of the second chamber, the first chamber being in contact with the second chamber such that at least a portion of (a) the first lobes extend into the second spaces and (b) the second lobes extend into the first spaces.