Rocker footwear
AssigneeThe North Face Apparel Corp.
InventorsBenoit Geis, Wu Shengching
Life of this patent
Estimating the term…
Abstract
A shoe may comprise an upper (5) and a comfort sole (9) attached to an outsole (7), the comfort sole having a radius of curvature at any point of a line from a heel (C) to a toe (D) and interfacing with outsole (7), wherein the lowest point of comfort sole (9) and outsole (7), called the center of mass or balance point of the sole or natural balance point of the shoe, when placed on a substantially horizontal reference plane (H) defines a transition zone (Z1) of the roll of the foot having the highest radius of the comfort sole and the outsole, and in that the center of mass is behind point (B) of the metatarsals.
Claims20
A shoe comprising:
- an upper and a comfort sole attached to an outsole;
- the comfort sole having a radius of curvature at any point of a line from a heel to a toe and interfacing with the outsole;
- wherein the lowest point of the comfort sole and the outsole, called the center of mass or balance point of the sole or natural balance point of the shoe, when placed on a substantially horizontal reference plane defines a first transition zone of the roll of the foot having the highest radius of the comfort sole and the outsole, and in that the center of mass is behind a point of the metatarsals.
A method of making the shoe comprising:
- of forming an upper and a comfort sole attached to an outsole, the comfort sole having a radius of curvature at any point of a line from a heel to a toe and interfacing with outsole,
- wherein the lowest point of comfort sole and outsole, called the center of mass or balance point of the sole or natural balance point of the shoe, when placed on a substantially horizontal reference plane defines a first transition zone of the roll of the foot having the highest radius of the comfort sole and the outsole, and in that the center of mass is behind point of the metatarsals.
Dependencies are inferred from the claim text.