Patent ID: 7784197
Filing Date: 2010-08-31
Classification: A43B,A61F

Abstract:
1. A removable insole for insertion into footwear, comprising a lower layer made from non-foam elastomer and including: a lower surface; an upper surface; at least one portion of a toe portion and a heel portion formed from said non-foam elastomer, at least one recess in the lower surface of said at least one of a toe portion and a heel portion, each said recess having a peripheral side wall and a top wall, and a plurality of spaced apart spring walls formed in each said recess, said spring walls being connected with said top wall of a respective said recess, said spring walls having lower edges generally coplanar with a lower surface of said at least one of a toe portion and a heel portion which is in surrounding relation to the respective said recess, wherein said spring walls are arranged so as to provide said insole with portions of said lower surface that are more elastic than viscous and the remainder of said lower surface being more viscous than elastic.