Disposable Dusting Cloth With Surface Tackiness for Dry Debris Pickup

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Solution Overview

Problem

Existing cleaning cloths, especially those used with sweeper mops, have poor dry dust adhesion and require wetting to enhance pick-up efficiency, which can leave wet surfaces and are not effective for picking up items like hair, and lack targeted tackiness for efficient debris removal.

Innovation Solution

A disposable wipe with a higher concentration of tacky material on its working surfaces compared to the intermediate region, allowing for improved dry-use adhesion and pick-up of dust and debris without leaving a wet surface, utilizing a single-layer material with pressure-sensitive adhesive applied to one or both working surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional cleaning cloths are used dry, then they are convenient for use, but they have poor dust adhesion and cannot effectively pick up debris

Engineering Contradiction:
Improvedust adhesionVSAvoidconvenience of use
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies pressure-sensitive adhesive only to the working surfaces of the wipe, while the intermediate region remains free of adhesive. This local differentiation provides dust adhesion where needed (on working surfaces) while maintaining the convenience and structural integrity of the intermediate region, resolving the contradiction between dust adhesion and ease of operation.

Inventive Principle:
Principle #3Local quality

2Reliability

If traditional cleaning cloths are wetted to improve pick-up, then dust adhesion improves, but they leave wet surfaces and are not effective for picking up hair

Engineering Contradiction:
Improvepick-up efficiencyVSAvoidwet surface residue
Core Design Contradiction:
ReliabilityVSObject-generated harmful factors

Solution Approach 1:

The patent replaces the mechanical/physical method of wetting the cloth to improve adhesion with a chemical method by applying pressure-sensitive adhesive. This substitution provides effective pick-up of dust and hair without the harmful side effect of leaving wet surfaces, as the adhesive works effectively in the dry state.

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

3Reliability

If uniform additive distribution is used throughout the wipe, then manufacturing is simple, but the working surfaces lack sufficient tackiness for effective cleaning

Engineering Contradiction:
Improveworking surface tackinessVSAvoidadditive distribution complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent concentrates pressure-sensitive adhesive in the intermediate region of the wipe rather than distributing it uniformly throughout. This local concentration provides sufficient tackiness to the working surfaces through the adhesive's properties while maintaining relatively simple manufacturing processes, resolving the contradiction between working surface tackiness and manufacturing complexity.

Inventive Principle:
Principle #3Local quality

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 wipe effectively adheres and collects dust, dirt, and hair with increased tackiness on working surfaces, enhancing cleaning efficiency without the need for water immersion, suitable for both hand use and attachment to sweeper mop heads.

Implementation Method 1

utilizing a single-layer material with pressure-sensitive adhesive applied to one or both working surfaces

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS11484185B2Disposable dusting cloth and method of manufacture
Publication Date: 2022.11.01 AMERICO MFG CO LLC
  • US11484185B2 patent drawing

AI summary

A disposable cleaning wipe that can used by hand or by attachment to a sweeper is provided wherein the cleaning wipe has tacky pick-up material concentrated at its working surfaces as opposed to within its intermediate region.