Textile Thigh Protector with Varying Thickness Zones

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Solution Overview

Problem

Existing clothing solutions for preventing chafing and miliaria between the thighs are either unattractive, ineffective at preventing friction, or fail to provide adequate ventilation, leading to increased risk of skin irritation and heat rash.

Innovation Solution

A textile thigh protector with elastic tubular members of varying thickness and mesh fabric, combined with silicone gripping bands for secure fit and air circulation, designed to minimize skin-to-skin contact and moisture buildup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If stretch fabric is used to keep the thigh shield in place, then the device remains stable, but the fabric is unattractive and may rotate out of position

Engineering Contradiction:
Improvestability of thigh shieldVSAvoidaesthetic appeal
Core Design Contradiction:
Stability of the object's compositionVSEase of manufacture

Solution Approach 1:

The thigh shield is divided into multiple functional zones: a stabilizing band with gripping members at the top for secure attachment, a decorative lace portion in the middle for aesthetic appeal, and a ventilated lower section for comfort. This segmentation allows each portion to fulfill its specific function without compromising overall performance.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the thigh shield have different material properties tailored to their specific functions. The upper band uses elastic material with gripping members for stability, the middle section uses decorative lace for aesthetics, and the lower section uses open ventilated fabric for comfort and breathability.

Inventive Principle:
Principle #3Local quality

2Weight of moving object

If thin fabric is used for the thigh shield, then the device is lightweight and comfortable, but it provides no ventilation and promotes heat and perspiration buildup

Engineering Contradiction:
Improveweight of thigh shieldVSAvoidtemperature between thighs
Core Design Contradiction:
Weight of moving objectVSTemperature

Solution Approach 1:

The lower portion of the thigh shield incorporates open ventilated fabric with a porous structure that allows air circulation between the thighs. This ventilated section promotes evaporation of perspiration and prevents heat buildup while maintaining lightness and comfort.

Inventive Principle:
Principle #31Porous materials

3Object-affected harmful factors

If impermeable fabric is used for the thigh shield, then friction is prevented, but air circulation is blocked and moisture builds up

Engineering Contradiction:
Improvefriction preventionVSAvoidmoisture buildup
Core Design Contradiction:
Object-affected harmful factorsVSQuantity of substance

Solution Approach 1:

The ventilated portion of the thigh shield uses porous open fabric that allows air to pass through, preventing moisture buildup while still providing a protective barrier. The structure maintains friction prevention through its smooth surface while enabling breathability.

Inventive Principle:
Principle #31Porous materials

4Stability of the object's composition

If excessive force is applied by the thigh shield to prevent rotation, then the device stays in position, but it causes discomfort and may damage the skin

Engineering Contradiction:
Improveposition stabilityVSAvoidskin irritation
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

Griping members made of soft elastic material act as intermediaries between the thigh shield and the skin. These members provide gentle friction to prevent rotation and sliding without requiring excessive force, thereby maintaining position stability while avoiding skin irritation and discomfort.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Effectively prevents chafing and miliaria by maintaining a cool, ventilated environment between the thighs, reducing friction and irritation while being aesthetically appealing and secure in place.

Implementation Method 1

The elastic tubular member is formed from an elastic material which can be stretched circumferentially to a length roughly about one hundred and forty percent its unstretched length

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

a structure made of very light stretchy open fabric which allows air to circulate around the skin keeping it cool

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

allowing moisture to evaporate

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 4

utilizes a number of elastic bands to keep the inventive protective device from sliding down the thighs

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentEP2892374B1Textile thigh protector
Publication Date: 2020.09.23 FREOLLA
  • EP2892374B1 patent drawingFigure 1~2
  • EP2892374B1 patent drawingFigure 3
  • EP2892374B1 patent drawingFigure 4

AI summary

A garment to for preventing inflammations of the skin between the thighs comprises first portions of the elastic tubular member which have a first thickness. Second portions of the elastic tubular member have a second thickness greater than the first thickness. The first and second portions of the elastic member have an elastic characteristic in a circumferential direction. The first and second portions of the elastic member are interspersed along the surface of the garment to promote the exposure of the thighs underneath the garment to the n of air. A first gripping member or members is disposed along the inner circumference of the tubular member proximate the top of the tubular member. A second gripping member or members disposed along the inner circumference of the tubular member proximate the bottom of the tubular member.