lady's seamless briefs

By setting an extended fabric area in the front leg opening of the seamless briefs and using molding or hot melt adhesive film technology to form a seamless overall structure, the stability and fit issues of seamless briefs are solved, and the stability and coverage of the leg opening are improved, avoiding the riding up and marks that occur in traditional designs.

CN224402928UActive Publication Date: 2026-06-26SANLIREN SHENZHEN TECH CO
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SANLIREN SHENZHEN TECH CO
Filing Date
2025-08-13
Publication Date
2026-06-26

AI Technical Summary

Technical Problem

Existing seamless briefs have shortcomings in terms of stability and dynamic fit, especially the leg openings are prone to riding up, leaving marks or pinching the buttocks, and they cannot be made using a one-piece seamless heat-cutting process.

Method used

An extended fabric area extending downwards is provided in the front foot opening area to cover the front of the thigh root. Combined with seamless processes such as molding or hot melt adhesive film, a seamless overall structure is formed, which enhances the stability of the foot opening and the coverage of the front of the thigh.

Benefits of technology

It effectively solves the problems of foot displacement and insufficient coverage, improves foot stability and front thigh coverage, reduces marks and buttock pinching, and maintains a seamless appearance and wearing comfort.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224402928U_ABST
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Abstract

The utility model provides a kind of lady traceless flat angle underpants.It includes: pant body, the front piece of being arranged in front, the back piece of being arranged in back;The lower edge of the pant body is opened with a pair of leg hole, for being worn into the legs of user, each leg hole includes the front leg hole area located below the front piece, and the rear leg hole area located below the back piece;The front leg hole area extends from the lower edge of the front piece downward and forms elongated cloth area, and the elongated cloth area covers to the front side of the root of thigh of user.By setting the elongated cloth area that extends downward in front leg hole area covers the front side of the root of thigh, combined with seamless process such as mould pressing or hot melt adhesive film to realize overall seamless structure, effectively solve the problem of traditional traceless underpants leg hole displacement and insufficient coverage, with the advantages of improving leg hole stability and thigh front side coverage, reducing the advantages such as mark and pinch buttocks phenomenon.
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