Blind seam method for the toe of a waterproof and moisture permeable sock

CN116982780BActive Publication Date: 2026-07-24张中豪 +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
张中豪
Filing Date
2022-04-25
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing knitted sock shoes have exposed seams, which compromises the breathable and waterproof layer structure and increases manufacturing costs.

Method used

Blind stitching technology is used to sew the sock cuff onto the lining of the shoe-shaped inner liner, and a waterproof strip is used to cover the seam to prevent the seam from being exposed and reduce the number of components.

Benefits of technology

It improves appearance, prevents moisture penetration, reduces manufacturing costs, presents a seamless look, and increases fit.

✦ Generated by Eureka AI based on patent content.

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Abstract

A method for manufacturing a blind seam of a shoe opening of a waterproof and moisture permeable sock shoe, comprising: (A) fixing a shoe-shaped inner sleeve in an inner space defined by an outer sock body, the shoe-shaped inner sleeve being made of a piece of fabric and defining a wearing space, the piece of fabric comprising a lining layer, a surface layer, a support layer, and a waterproof and moisture permeable layer, the shoe-shaped inner sleeve having an inner sleeve top end portion, the outer sock body comprising a sock body portion corresponding to the shoe-shaped inner sleeve and sleeved on the shoe-shaped inner sleeve, and a shoe opening portion extending upward from a top end of the sock body portion; (B) folding the shoe opening portion downward and inward into the wearing space of the shoe-shaped inner sleeve; (C) blind sewing the shoe opening portion on the lining layer by using a sewing thread to cover the inner sleeve top end portion, the shoe opening portion defining a shoe opening communicating with the wearing space, the sewing thread not sewing through the support layer, the surface layer, and the waterproof and moisture permeable layer; and (D) fixing a shoe sole to a bottom of the sock body portion of the outer sock body.
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