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SOLE WITH EXTENSIBLE STRUCTURE, FOOTWEAR EQUIPPED WITH SAME AND METHOD FOR MOUNTING SAME

  • US 20100024249A1
  • Filed: 10/09/2009
  • Published: 02/04/2010
  • Est. Priority Date: 04/27/2001
  • Status: Active Grant
First Claim
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1. Stretchable sole for a shoe, said sole comprising:

  • a sole base having attachment zones for attachment of said base to edges of an upper, andan insert mounted to said sole base between the attachment zones,wherein said insert is relatively stretchable transversally as compared to the sole base,wherein said insert is in a material with shape memorization,wherein said insert is provided with at least one lug on its lower surface and a forepart of said sole base is provided with at least one opening into which the at least one lug is countersunk.

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