Shoe

Patent metadata

Field	Value
Publication number	US-12102177-B2
Application number	US-202117495425-A
Country	US
Kind code	B2
Filing date	Oct 6, 2021
Priority date	Nov 11, 2020
Publication date	Oct 1, 2024
Grant date	Oct 1, 2024

Abstract

A shoe includes a sole and an upper attached to the sole, in which the upper includes an upper main body that covers the forefoot portion, a portion of the midfoot portion, and the heel portion of the wearer, and a tongue that covers a portion of the midfoot portion, the tongue is connected to the upper main body in a front end portion or in the front end portion and portions of side portions, and the front end portion of the tongue is located such that the path length from a rear end portion of the shoe is a range of 35% or more and 50% or less based on a center line passing from the rear end portion to a front end portion of the shoe.

First claim

What is claimed is:

1. A shoe comprising:
a sole and an upper attached to the sole,
wherein the upper includes an upper main body that covers a forefoot portion, a portion of a midfoot portion, and a heel portion of a wearer, and a tongue that covers a portion of the midfoot portion,
the tongue is connected to the upper main body in a front end portion or in the front end portion and a portion of side portions,
the front end portion of the tongue is located such that a path length from a rear end portion of the shoe is a range of 35% or more and 50% or less based on a center line passing from the rear end portion to a front end portion of the shoe,
the upper further comprises a pair of fastening portions provided with at least a pair of shoelace holes into which a shoelace is insertable,
each of the fastening portions includes a front fastening portion and a rear fastening portion that is independent of the front fastening portion,
the rear fastening portion is separated from the tongue at least rearward of the front end portion of the tongue,
the front fastening portion does not overlap with the tongue,
two or more pairs of the shoelace holes are provided for the rear fastening portions of the pair of fastening portions,
a first portion of the upper main body and a second portion of the upper main body are constituted by different fabric pieces, the first portion of the upper main body covers a center portion of an instep of the wearer, and the first portion of the upper main body that covers the center portion of the instep of the wearer has higher stretchability in a width direction than in a length direction, and
the front fastening portions are located on the second portion of the upper main body such that the first portion of the upper main body that covers the center portion of the instep of the wearer is between the front fastening portions.

2. The shoe according to claim 1 ,
wherein a portion of the upper that in use covers at least a second metatarsal bone, a third metatarsal bone, a second cuneiform bone, and a third cuneiform bone of a foot of the wearer is formed of an elastic fabric.

3. The shoe according to claim 1 ,
wherein the fastening portions are also present in a range where a path length from the rear end portion of the shoe is a range of 50% or more and 60% or less based on the center line passing from the rear end portion to the front end portion of the shoe.

4. The shoe according to claim 1 ,
wherein the tongue is thicker than the upper main body.

5. The shoe according to claim 1 ,
wherein the rear fastening portions are located outward of the tongue and partially overlap with the side portions of the tongue.

6. The shoe according to claim 1 , further comprising
a shoelace that is to be inserted into the shoelace holes,
wherein the shoelace does not pass through a region inward of the upper.

7. The shoe according to claim 1 ,
wherein a tensile strength of the first portion of the upper main body that covers the center portion of the instep of the wearer, when extended by 10% the length direction, is 50 N/mm 2 or more.

Assignees

• Mizuno Kk

Inventors

• Kajiwara Yo

Classifications

• A43B23/26

  Tongues for shoes · CPC title

• A43C11/22

  Fastening devices with elastic tightening parts between pairs of eyelets, e.g. clamps, springs, bands · CPC title

• A43C1/04

  with rings or loops · CPC title

• A43B23/0245

  characterised by the constructive form · CPC title

• A43B23/0295

  Pieced uppers · CPC title