Adjustable fit shoe construction

Adjustable fit shoe construction

  • CN 1,106,167 C
  • Filed: 03/30/1993
  • Issued: 04/23/2003
  • Est. Priority Date: 03/31/1992
  • Status: Active Grant
First Claim
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1. footwear, comprise a sole, a upper of a shoe and an adjusting device, described upper of a shoe has two relative sidepieces and a top cover, described upper of a shoe is made by the material that can not extend, said sole and upper of a shoe form one and surround cavity, adjusting device is arranged in this encirclement cavity, near and along the part of this sole at least, said adjusting device and said upper of a shoe form a cavity for the pin insertion, said footwear have a heel, a stage casing, it comprises the part of the nearly big toe root of sole, with a toe portion, there is a width (x) that extends in said footwear chamber between two the relative sidepieces in footwear stage casing, a near suitable height (y) that extends vertically up to the upper of a shoe top footwear stage casing in the cavity from adjusting device is also arranged, it is characterized in that, there is a constant girth in said footwear chamber in the stage casing, described upper of a shoe can be out of shape with the insertion of pin, this distortion allows in the ratio change of footwear chamber, the stage casing of footwear width (x) and footwear chamber height (y) and keeps the girth in footwear chamber constant simultaneously, thereby improves the appropriate level of footwear.

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