Cleaning tool

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Solution Overview

Problem

Existing cleaning tools with a fiber layer and scraping sheet, where the fiber layer and scraping sheet have the same length, fail to effectively clean complex-shaped objects due to insufficient deformation of the fiber layer, leading to inadequate cleaning performance.

Innovation Solution

A cleaning tool with a cleaning sheet and holder, featuring a brush part that includes a first and second cleaning region and a bending region, allowing for enhanced flexibility and effective cleaning of complex surfaces by being longer than the base and having an extending region, which can be bent to accommodate various shapes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the fiber layer and scraping sheet have the same length, then the structure is simple and easy to manufacture, but the fiber layer cannot sufficiently deform to follow complex shapes of objects to be cleaned

Engineering Contradiction:
Improveability to clean complex-shaped objectsVSAvoidstructure of cleaning article
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cleaning sheet is divided into distinct functional regions: a first cleaning region with the fiber layer for general cleaning, and a second cleaning region with the scraping sheet for removing stubborn contaminants. This segmentation allows each region to perform its specific function optimally while adapting to complex object shapes.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the cleaning sheet have different properties: the first cleaning region has flexible fibers that can deform to follow contours, while the second cleaning region has a more rigid scraping sheet for mechanical removal of dirt. This local differentiation enables the cleaning tool to handle various surface geometries and contamination types effectively.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If the fiber layer is made longer to extend beyond the scraping sheet, then it can better follow complex shapes, but the structure becomes more complex

Engineering Contradiction:
Improvedeformation capability of fiber layerVSAvoidstructure of cleaning article
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cleaning sheet is designed with a flexible structure that allows dynamic deformation during use. The fiber layer can bend and conform to the contours of objects being cleaned, providing adaptability to various shapes while maintaining structural integrity through the integrated design.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS9668632B2Cleaning tool
Publication Date: 2017.06.06 UNI CHARM CORP
  • US9668632B2 patent drawing
  • US9668632B2 patent drawing
  • US9668632B2 patent drawing

AI summary

To provide a cleaning tool exhibiting excellent cleaning effectiveness. The present invention relates to a cleaning tool comprising a cleaning sheet, and a holding tool for holding said cleaning sheet. The cleaning sheet is provided with: a brush part configured so as to be capable of cleaning an object to be cleaned; a base part; and insertion parts through which holding parts of the holding tool are inserted. The brush part is configured so as to be provided with: a first cleaning region; a second cleaning region; and a bent region which is sandwiched therebetween, and which is formed by being bent by an end of the base part.