Disposable Absorbent Article Curved Serviceable Indicia Alignment

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing disposable absorbent articles, such as diapers, often result in uneven fits and leakage due to misapplication during changing, especially in uncooperative wearers like babies, as caregivers struggle to align and secure them correctly amidst restless movements.

Innovation Solution

Incorporating curved serviceable indicia on the absorbent article to guide caregivers in proper alignment and grasping during fitting, with features like alignment indicators and guidance on the garment-facing surface, and potentially internally visible indicia for alignment with anatomical features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If disposable absorbent articles are designed with a single size variant, then manufacturing complexity is reduced, but fit precision deteriorates resulting in uneven fits and leakage

Engineering Contradiction:
Improvemanufacturing complexityVSAvoidfit precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The serviceable indicia are divided into multiple discrete visual elements including alignment indicators, grasping guides, and orientation markers distributed at specific locations on the diaper surface. This segmentation provides detailed fitting guidance without requiring multiple diaper size variants, maintaining manufacturing simplicity while improving fit precision.

Inventive Principle:
Principle #1Segmentation

2Manufacturing precision

If external change aid devices are used to assist diaper application, then fitting precision improves, but device complexity increases requiring additional separate equipment

Engineering Contradiction:
Improvefitting precisionVSAvoidequipment complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The fitting guidance functionality previously requiring separate external change aid devices is merged directly into the diaper structure through serviceable indicia printed or attached on the diaper surface. This integration eliminates the need for additional equipment while maintaining fitting precision.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The diaper becomes self-instructing through serviceable indicia that automatically provide fitting guidance without requiring external devices or additional tools. The indicia enable the diaper to guide its own proper application through visual cues visible during the changing process.

Inventive Principle:
Principle #25Self-service

3Ease of operation

If serviceable indicia are added to the absorbent article, then ease of operation improves, but device complexity increases

Engineering Contradiction:
Improveease of fittingVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Serviceable indicia utilize color variations, patterns, and visual contrasts on the diaper surface to provide fitting guidance. Different colored regions, symbols, or graphical elements indicate alignment zones, grasping points, and orientation directions, improving ease of operation through visual differentiation without adding mechanical complexity.

Inventive Principle:
Principle #32Color changes

Data Source

PatentEP2034940B1Disposable article with serviceable indicia
Publication Date: 2011.07.27 PROCTER & GAMBLE CO
  • EP2034940B1 patent drawingFigure 1A
  • EP2034940B1 patent drawingFigure 1B
  • EP2034940B1 patent drawingFigure 2

AI summary

A disposable absorbent article to be worn about the lower torso of a wearer that facilitates an easy, intuitive change is provided. The disposable absorbent article includes at least one serviceable indicium that facilitates fitting of the disposable absorbent article to the wearer. The serviceable indicium may aid in aligning the disposable absorbent article to the wearer or may provide guidance on how to grasp the disposable absorbent article during fitting of the disposable absorbent article to the wearer.