CPC D04B 1/24 (2013.01) [A43B 1/04 (2013.01); D04B 1/16 (2013.01); D10B 2401/041 (2013.01); D10B 2403/0114 (2013.01); D10B 2403/023 (2013.01); D10B 2403/032 (2013.01); D10B 2501/043 (2013.01); D10B 2501/061 (2013.01)] | 20 Claims |
1. An article of footwear having an upper comprising:
a knitted component forming at least a heel region of the upper and having a first yarn and a second yarn,
wherein the first yarn comprises a thermoplastic material having a first melting temperature,
wherein the second yarn comprises a material that has a higher melting temperature than the thermoplastic material of the first yarn,
wherein the knitted component further comprises a first layer having a first surface and a second layer having a second surface, the first layer and the second layer are secured via a knit structure of the knitted component,
wherein the knitted component further comprises a first fused area comprising the thermoplastic material formed by thermoforming the first yarn in the first layer in a first region, and a second fused area comprising the thermoplastic material formed by thermoforming the first yarn in the first layer in a second region, wherein the second fused area is a transition area including a reduced amount of the thermoplastic material relative to the first fused area.
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