Shoe article with an arch spring

Abstract

Provided is a shoe article with an arch spring. A shoe article with an arch spring comprises an arch part 13 contacting a side part of a foot middle part and having a convex curved shape upwardly; and an arch spring 20, 30 formed at the arch part 13, wherein at least one part of the arch spring 20, 30 has an elastic property for moving in an up and down direction and being recovered in an original shape.

What is claimed is: 
     
         1 . A shoe article with an arch spring, comprising:
 an arch part contacting a side part of a foot middle part and having a convex curved shape upwardly; and   an arch spring formed at the arch part,   wherein at least one part of the arch spring has an elastic property for moving in an up and down direction and being recovered in an original shape.   
     
     
         2 . The shoe article according to  claim 1 , wherein the arch spring comprises a fixing edge; a spring body a part of which is coupled to the fixing edge and capable of moving in the up and down direction; and a linear hole formed at the spring body. 
     
     
         3 . The shoe article according to  claim 1 , wherein the arch spring comprises a center balancing tap; an extending body extending in both direction of the center balancing tap; and at least one length hole formed at the extending body. 
     
     
         4 . The shoe article according to  claim 1 , wherein the shoe article further comprises a cushion pad inserted between the arch part and the arch spring.