Patent ID: 8549773
Filing Date: 2013-10-08
Classification: A43B,A63B

Abstract:
1. A running shoe comprising: a shoe main body into which a foot is inserted; a stepping plate that is large enough to cover an entire length of the shoe main body, being attached to only a toe-end side of a lower portion of the shoe main body; a ground-side plate; and a joint portion connecting heel portions of the stepping plate and the ground-side plate, the joint portions acting as a spring with an energizing force that energizes the connected stepping plate and the ground-side plate in a direction where the stepping plate and the ground-side plate move apart, wherein the stepping plate and the ground-side plate that are connected by the joint portion construct a plate spring, a toe-end side and a heel side of the ground-side plate are made convex toward the ground, and the joint portion is protruded outward beyond a heel-side end of the shoe main body.