Disposable Panty Replacement Adhering to Outerwear

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Solution Overview

Problem

Panties create visible protrusions through tight-fitting outerwear, such as leggings, and forgoing underwear results in hygiene issues and increased wear on outerwear.

Innovation Solution

A panty replacement designed to adhere directly to the crotch area of outerwear, providing comfort and protection without visible protrusions, featuring a specific shape and adhesive properties to ensure secure attachment and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If panties are worn under tight-fitting outerwear, then hygiene and comfort are improved, but visible protrusions are created through the outerwear

Engineering Contradiction:
Improvehygiene protectionVSAvoidvisible protrusions
Core Design Contradiction:
ReliabilityVSShape

Solution Approach 1:

The invention extracts only the essential functional elements of panties (absorbency, hygiene protection, comfort) and removes the problematic elements (waistband, leg openings, side seams) that cause visible protrusions. The panty replacement is a simple rectangular absorbent component that adheres directly to the crotch area of outerwear, providing hygiene protection without creating visible lines or bulges through tight-fitting garments.

Inventive Principle:
Principle #2Taking out (Extraction)

2Shape

If panties are forgoed under outerwear, then visible protrusions are eliminated, but hygiene issues and increased wear on outerwear occur

Engineering Contradiction:
Improveno visible protrusionsVSAvoidhygiene protection
Core Design Contradiction:
ShapeVSReliability

Solution Approach 1:

The panty replacement is designed as a disposable component that can be easily attached and removed. This allows it to be replaced frequently to maintain hygiene without committing to wearing traditional panties that cause visible protrusions. The disposable nature ensures it can be changed regularly to prevent hygiene issues while maintaining the smooth appearance under outerwear.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Reliability

If traditional panties are worn, then hygiene is maintained, but the outerwear requires more frequent washing which reduces its life

Engineering Contradiction:
Improvehygiene maintenanceVSAvoidouterwear lifespan
Core Design Contradiction:
ReliabilityVSDuration of action of stationary object

Solution Approach 1:

The invention segments the hygiene function from the outerwear by introducing a separate, removable panty replacement component. This allows the hygiene maintenance function to be isolated to a disposable element that can be easily removed and replaced without washing the outerwear. The outerwear itself remains cleaner for longer periods, extending its lifespan and reducing washing frequency.

Inventive Principle:
Principle #1Segmentation

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

The panty replacement effectively absorbs discharge and sweat, protects sensitive areas, and maintains hygiene while eliminating visible bulges through outerwear, thus enhancing comfort and extending the life of outerwear.

Implementation Method 1

a backing layer, and an adhesive layer on the backing layer

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS20250134727A1Panty Replacement Worn With Outerwear
Publication Date: 2025.05.01 SKIMPIES INC
  • US20250134727A1 patent drawing
  • US20250134727A1 patent drawing

AI summary

In one embodiment, a panty replacement includes one or more cotton layers, each layer comprising a first substantially rounded end, a second substantially rounded end opposite the first substantially rounded end along a length of the product, and a tapered middle portion coupled to the first substantially rounded end and the second substantially rounded end, wherein a width of the tapered middle portion is less than a width of the first substantially rounded end and is less than a width of the second substantially rounded end. The panty replacement further includes an adhesive layer that forms a bottom surface of the panty replacement. The adhesive layer is coupled to a bottom surface of the one or more cotton layers and configured to removably affix the panty replacement to a crotch area of an outerwear garment.