Three-dimensional cleaning textile and method for the production thereof

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Solution Overview

Problem

Existing three-dimensional cleaning textiles face challenges in maintaining consistent cleaning performance over long durations, absorbing and releasing water effectively, and reducing friction while being cost-effective and easy to produce, especially when dealing with varied surface soiling and structured floors.

Innovation Solution

A three-dimensional cleaning textile with a plush material base featuring permanently connected pile yarns of varying heights and densities, which project over the front face to reduce friction and enhance dirt pick-up, and a method of production that includes tufting and a clawing arrangement to secure the pile yarns, allowing for loop-shaped or cut pile configurations and a protective fabric or coating for added retention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If plush material with pile yarns is used to reduce friction and enhance dirt pick-up, then cleaning performance is improved, but water absorption and release effectiveness deteriorates

Engineering Contradiction:
Improvecleaning performance consistencyVSAvoidwater absorption and release efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent applies local quality by creating distinct zones with different pile heights on the cleaning textile surface. High pile zones are designed for reduced friction and enhanced dirt pick-up on structured floors, while low pile zones maintain effective water absorption and release. This spatial differentiation of properties resolves the contradiction between friction reduction and water management efficiency.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If pile yarns of varying heights are incorporated to adapt to different surfaces, then versatility is improved, but manufacturing complexity increases

Engineering Contradiction:
Improvesurface adaptation capabilityVSAvoidproduction process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the cleaning textile surface into distinct high pile and low pile zones using a tufting machine with selective needle penetration. This segmentation allows varying pile heights to be created on a single textile base, providing surface adaptation versatility while maintaining a relatively simple manufacturing process that can be integrated into existing tufting production lines.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If tufting method is used to produce looped or velour goods, then ease of manufacture is improved, but durability and consistent cleaning performance deteriorate

Engineering Contradiction:
Improveproduction simplicityVSAvoidcleaning performance consistency
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The patent merges the advantages of tufting production with plush material construction by incorporating pile yarns into a woven or knitted base fabric. This combination maintains the ease of tufting manufacture while the integrated plush construction provides durability and consistent cleaning performance across the textile surface, resolving the contradiction between manufacturing simplicity and performance reliability.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20220400926A1Three-dimensional cleaning textile and method for the production thereof
Publication Date: 2022.12.22 CARL FREUDENBERG KG
  • US20220400926A1 patent drawing
  • US20220400926A1 patent drawing
  • US20220400926A1 patent drawing

AI summary

A three-dimensional cleaning textile includes: a textile cleaning base having a front face and a rear face; and at least one pile comprising at least one pile yarn that is permanently connected to the cleaning base and is raised and projects over the front face. In an embodiment, the cleaning base includes a fabric.