Absorbent Article Graphics Printing Coordination

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Solution Overview

Problem

Absorbent articles lack visually coordinated graphics with clothing or clothing lines, failing to meet consumer preferences for aesthetics without compromising price and performance.

Innovation Solution

A method for printing graphics on absorbent articles that matches visual characteristics such as color, pattern, and texture with specific clothing items or lines, using techniques like flexography and color matching in the CIELAB color space to ensure coordination.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If graphics are added to absorbent articles to improve aesthetics, then consumer appeal is enhanced, but manufacturing complexity and cost increase

Engineering Contradiction:
ImproveaestheticsVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The printing process is divided into multiple color layers (yellow, magenta, cyan, black) applied in sequence, with each layer building upon the previous to create the final graphic. This segmentation allows complex graphics to be achieved through systematic, manageable printing stages rather than a single complex process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A registration mark pattern is printed first on the absorbent article to establish a reference framework before subsequent color layers are applied. This preliminary action ensures that all subsequent printing layers align correctly, simplifying the overall manufacturing process by providing a guide for color registration.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If high-detail graphics are printed on absorbent articles to improve visual coordination with clothing, then consumer appeal is enhanced, but manufacturing precision requirements increase

Engineering Contradiction:
Improvedetail resolutionVSAvoidprinting system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical alignment systems with a registration mark-based optical reference system. Registration marks are printed with specific geometric patterns and spacing that create visual references for alignment, allowing high-detail graphics to be printed with proper color registration without requiring extremely precise mechanical positioning of printing components.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The printing system uses specific anilox roll cell dimensions (e.g., 60 cells per inch) and printing plate relief heights (e.g., 0.020-0.050 inches) to optimize ink transfer precision. These parameter changes enable high-detail graphics to be reproduced accurately while maintaining manageable manufacturing complexity.

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If color matching with clothing is implemented to improve visual coordination, then consumer appeal is enhanced, but manufacturing time and cost increase

Engineering Contradiction:
Improvevisual coordinationVSAvoidmanufacturing efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent specifies particular CIELAB color values for each printing ink (yellow, magenta, cyan, black) to ensure consistent color reproduction that coordinates with clothing. By establishing these color parameters in advance and using standardized anilox roll configurations, the system achieves visual coordination without requiring excessive manufacturing time or complex real-time adjustments.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS9398987B2Method of printing graphics on absorbent-articles
Publication Date: 2016.07.26 PROCTER & GAMBLE CO
  • US9398987B2 patent drawing
  • US9398987B2 patent drawing
  • US9398987B2 patent drawing

AI summary

Absorbent articles having graphics disposed upon them and methods of printing graphics. The graphics are suitable for or actually embodied in fabric and may be visually coordinated to clothing. The clothing may be an article of clothing and/or a line of clothing.