Diaper Flap Segmentation for Leakage Barrier

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Solution Overview

Problem

Conventional diaper systems often fail to effectively prevent leakage of bodily fluids, especially when the wearer changes positions or experiences shifts that create gaps between the diaper and the body, leading to inefficiencies in fluid containment and absorption.

Innovation Solution

A diaper system incorporating a flap with an absorbency area and a unique folding mechanism that couples to the diaper, forming a barrier to restrict leakage, with the flap narrowing from the attachment end to the midsection and featuring an absorbent layer to enhance fluid absorption and containment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional diaper system is used, then the diaper is simple in structure, but it fails to prevent leakage when the wearer changes positions

Engineering Contradiction:
Improvefluid containment reliabilityVSAvoiddiaper system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The diaper system is divided into separate functional components: a diaper portion and a flap portion. The flap portion can be detached and folded into position to create a barrier, allowing the system to adapt to different wearer positions while maintaining fluid containment reliability without requiring a completely complex integrated structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flap portion is designed to be movable and adjustable. It can be folded into different positions and secured with fasteners, enabling the diaper system to dynamically adapt to changes in wearer position and maintain effective fluid containment barrier throughout the day.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the diaper is designed to fit securely, then fluid containment is improved, but the diaper cannot accommodate position changes

Engineering Contradiction:
Improvefluid containmentVSAvoidadaptability to position changes
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The flap portion is designed as a dynamic component that can be folded and secured at different positions. This allows the diaper system to maintain secure fluid containment while adapting to various wearer positions, as the flap can be repositioned to create barriers in different locations as needed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes its configuration parameters by adjusting the flap's position and fold state. The flap can be folded into different positions and secured at different locations, changing the physical parameters of the containment barrier to match the wearer's position while maintaining effective fluid containment.

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If gaps are created between the diaper and body during movement, then comfort and freedom of movement are improved, but leakage increases

Engineering Contradiction:
Improvefreedom of movementVSAvoidfluid leakage
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The diaper system is segmented into a main diaper portion and a separate flap portion. The flap can be independently positioned and secured to create additional barriers that prevent fluid leakage through gaps, while allowing the main diaper to remain comfortable and flexible for movement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The flap portion acts as an intermediary barrier between the diaper and the external environment. When folded into position, it creates additional protective barriers that prevent fluid from escaping through gaps, while not restricting the wearer's freedom of movement.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Reliability

If absorbent material is added to prevent leakage, then fluid containment is improved, but the diaper weight increases

Engineering Contradiction:
Improvefluid containmentVSAvoiddiaper weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

The absorbent functionality is segmented between the diaper portion and the flap portion. The flap includes its own absorbent material that can be independently positioned to address leakage issues, allowing the system to maintain fluid containment reliability without requiring excessive absorbent material in the main diaper, thus controlling overall weight.

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 solution effectively minimizes leakage by creating a barrier that maintains fluid containment even when the wearer moves, enhancing the absorbency and preventing fluid escape from the diaper, thus improving the overall performance of the diaper system.

Implementation Method 1

The absorbency area has at least one absorbent layer

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

absorbent material to prevent a wearer from soiling outer garments

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 3

a liquid impermeable external surface

Methodology Applied
Scientific EffectHydrophobicity: Hydrophobe

Data Source

PatentUS10492960B2Diaper system and flap
Publication Date: 2019.12.03 ACT HOLDINGS LLC
  • US10492960B2 patent drawing
  • US10492960B2 patent drawing
  • US10492960B2 patent drawing

AI summary

A diaper insert has a liquid impermeable external surface, an inner surface, and an absorbency area adjacent the inner surface. The absorbency area has at least one absorbent layer. The diaper insert has a distal end, an attachment end, and a midsection between the distal end and attachment end. The midsection has opposing sides that are in general mirror images to one another about a vertical line. A width of the midsection is less than or equal to a width of the attachment end, and a width of the midsection is less than or equal to a width of the distal end.