Patent ID: 9107471
Filing Date: 2015-08-18
Classification: A43B

Abstract:
1. An insole fitted to be restrained from moving inside of a shoe to support a sole of a person wearing the shoe, comprising: a shape having a surface with three support points, the three support points maintaining balance on the sole and thereby giving a functional stress to the sole, wherein the three support points correspond to a position underneath a first metatarsal sesamoid bone, a position underneath a tuberosity of fifth metatarsal bone, and a position underneath a calcaneal tuberosity respectively, of the sole of the person wearing the shoe; and the three support points comprise a convex portion underneath the position of the first metatarsal sesamoid bone, a convex portion underneath the position of the tuberosity of fifth metatarsal bone, and a convex portion underneath the position of the calcaneal tuberosity.