Patent ID: 6685011
Filing Date: 2004-02-03
Classification: A43B

Abstract:
A shock absorbing device for a shoe sole comprising:a lower layer having an upper face; an upper layer having a lower face; and an intermediate layer interposed between the lower layer and the upper layer; wherein the lower layer and the upper layer are both made of an elastomer, the upper face of the lower layer and the lower face of the upper layer are each substantially corrugated in their sectional configurations, the faces each have a plurality of top portions, a plurality of bottom portions, and a plurality of inclined portions joining the top portions and bottom portions, the upper face and lower face mate via the intermediate layer with each other, the two faces are in contact with the intermediate layer at the inclined portions of the faces, the two faces are spaced apart from each other via spaced-apart portions defined by the two faces at least at either the top portions or the bottom portions, with gaps being formed at the spaced-apart portions.