Male Undergarment With Curved Edges for Chafing Reduction

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Solution Overview

Problem

Traditional men's undergarments fail to effectively isolate the scrotum from the thighs, leading to discomfort, chafing, and inadequate ventilation, while restrictive designs limit mobility and fit poorly.

Innovation Solution

A flexible and breathable fabric web with a curved top edge and leg apertures, combined with adjustable straps, ensures the scrotum remains unconstrained, preventing contact with the thighs and allowing for a customizable fit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If traditional undergarment designs are used, then basic coverage is provided, but the scrotum contacts the thighs causing chafing and discomfort

Engineering Contradiction:
ImprovechafingVSAvoidisolation effectiveness
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The undergarment is segmented into distinct functional zones: a scrotal support pouch that is anatomically shaped and separated from the thigh-contacting leg openings by a crotch opening. This segmentation physically isolates the scrotum from the thighs, preventing chafing while maintaining coverage.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the undergarment have specialized properties: the scrotal pouch uses breathable, moisture-wicking fabric with a specific shape to cradle the scrotum, while the leg openings are positioned to clear the thighs. The crotch opening creates a local void space that maintains isolation between sensitive areas and friction-prone zones.

Inventive Principle:
Principle #3Local quality

2Strength

If restrictive designs with pockets, gussets, or compartments are used, then support is provided, but mobility is limited and comfort is reduced

Engineering Contradiction:
ImprovesupportVSAvoidmobility
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The undergarment employs an elastic waistband that dynamically adapts to the wearer's body shape and movement, providing consistent support without rigid constraints. The flexible fabric construction allows the garment to move with the body rather than restricting it, eliminating the constricted feeling associated with rigid pockets and compartments.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The design extracts and eliminates traditional restrictive elements such as rigid pockets, gussets, and compartments that limit mobility. Instead, support is achieved through the anatomical shaping of the scrotal pouch and the strategic positioning of leg openings, providing necessary support without constriction.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of manufacture

If fixed-size undergarments are used, then manufacturing is simplified, but fit is poor for various body shapes and sizes

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidfit customization
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The undergarment includes adjustable straps that extend beyond the minimum necessary for basic fastening, allowing wearers to fine-tune the fit at multiple points (waist, thighs, calves). This partial adjustability at key locations provides customization for various body shapes without requiring completely different garment sizes.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The adjustable strap system serves multiple functions: it allows the same garment design to fit different body sizes and shapes, enables customization for comfort preferences, and maintains the simplified anatomical construction. The straps transform a fixed-design garment into a universally adaptable solution.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250280899A1Male undergarment
Publication Date: 2025.09.11 UNDYZ LLC
  • US20250280899A1 patent drawing
  • US20250280899A1 patent drawing
  • US20250280899A1 patent drawing

AI summary

An advanced undergarment is designed specifically for human males, aiming to significantly enhance comfort and support while addressing the common issues of chafing and inadequate ventilation associated with traditional undergarments. A fabric web includes a top edge with a curved portion to create an open frontal area and leg apertures. The curved portions prevent the scrotum from contacting the thighs, thus reducing chafing. The undergarment incorporates a first and a second gusset web, providing additional frontal volume for unconstrained male genitalia. An elastic waistband and two fitted leg hems ensure a secure fit without restricting movement. Furthermore, a sizing undergarment can be used having adjustable straps, including waist, leg, and thigh adjustment straps, allowing for a customizable fit for various body sizes and shapes. This invention represents a significant advancement in male undergarment design, offering unparalleled comfort, support, and adjustability.