Multi-density sole elements, and systems and methods for manufacturing same
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United States of America Patent
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Mar 15, 2016
Grant Date -
Sep 18, 2014
app pub date -
Mar 15, 2013
filing date -
Mar 15, 2013
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Abstract
The invention relates to sole elements for articles of footwear, and systems and methods for manufacturing same. One embodiment of the invention includes a method of manufacturing a sole element for an article of footwear including the steps of forming a sole element preform, inserting the sole element preform into a press mold cavity, and press-forming the sole element preform within the press mold cavity to form a unitary finished sole element comprising a first region having a first density and hardness and a second region having a second density and hardness different from the first density and hardness.
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