Absorbent Article Functional Enhancement Indicators

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Solution Overview

Problem

Feminine hygiene articles, particularly those with asymmetric shapes, pose challenges in proper placement and orientation within undergarments due to lack of clear indicators for correct positioning and functional differences across the article, leading to potential soiling and inefficient use.

Innovation Solution

Incorporating functional enhancement indicators visible from the body-facing surface, such as printed marks or signals, to distinguish between different regions of the article, aiding users in correct orientation and placement, especially for asymmetrically-shaped incontinence pads and sanitary napkins.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If asymmetrically-shaped absorbent articles are used, then the article can be more effective in preventing soiling of the undergarments, but the asymmetric nature makes it difficult to place correctly in the user's undergarment

Engineering Contradiction:
Improveprevention of soilingVSAvoidplacement correctness
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies different color indicators (e.g., colored zones, patterns, or contrasting markings) on the body-facing surface of the absorbent article to visually distinguish the front end from the rear end. This allows users to easily identify the correct orientation for placement in the undergarment, resolving the contradiction between asymmetric shape effectiveness and placement difficulty.

Inventive Principle:
Principle #32Color changes

2Reliability

If asymmetrically-shaped absorbent articles are used, then the article can provide enhanced functionality in one portion, but the user cannot intuitively know which portion has the enhanced absorbency

Engineering Contradiction:
Improveenhanced functionalityVSAvoidfunctional differentiation information
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent uses color-coded indicators on the body-facing surface to communicate functional differences between regions. For example, different colors or patterns indicate regions with varying absorbency levels, fluid containment properties, or other functional characteristics, enabling users to understand and properly orient the article based on their specific needs.

Inventive Principle:
Principle #32Color changes

3Reliability

If the absorbent article is asymmetrically-shaped, then it can provide better coverage and protection, but the article does not provide an inherent indication of proper placement

Engineering Contradiction:
Improvecoverage and protectionVSAvoidproper placement indication
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent incorporates visual indicators such as colored zones, patterns, or contrasting markings on the body-facing surface that inherently indicate the correct orientation and placement of the asymmetrically-shaped article. These indicators provide immediate feedback to users during placement, ensuring proper alignment and coverage without requiring additional instructions.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS8378165B2Array of absorbent articles having functional enhancement indicators
Publication Date: 2013.02.19 PROCTER & GAMBLE CO
  • US8378165B2 patent drawing
  • US8378165B2 patent drawing
  • US8378165B2 patent drawing

AI summary

An array of feminine hygiene articles for placement in an undergarment having a crotch portion bounded on opposite sides by portions of curved leg openings. Each feminine hygiene article of the array has a body-facing surface, a first end region and a second end region, the array of feminine hygiene articles comprising at least first and second the feminine hygiene articles differing in at least one functional characteristic. The first and second feminine hygiene articles each comprise a functional enhancement indicator visible from the body-facing surface, the functional enhancement indicator of the first and second feminine hygiene articles being visibly different to distinguish the first feminine hygiene article from the second feminine hygiene article.