Split Cleaning Element Bonding Layout for Variable Fiber Distribution

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Solution Overview

Problem

Existing cleaning tools and elements do not effectively enhance cleaning efficiency, particularly in terms of fiber distribution and bonding structures, which limits their effectiveness on various surfaces and objects.

Innovation Solution

A cleaning element with a fiber assembly and nonwoven fabric laminate, featuring a bonded part with distinct bonding lines that adjust fiber length and distribution, creating a suitable form for desired cleaning tasks, and a cleaning tool with an elongate holder for versatile use on different surfaces and objects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the fiber assembly uses uniform fiber length throughout, then the structure is simple to manufacture, but the cleaning effect on various surfaces is insufficient

Engineering Contradiction:
Improvefiber distribution uniformityVSAvoidcleaning effect on various surfaces
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent applies local quality by creating regions with different fiber lengths within the same fiber assembly. Specifically, the fiber assembly includes a first region with a first fiber length and a second region with a second fiber length that is different from the first fiber length. This allows different parts of the cleaning element to have optimized properties for different cleaning needs, improving adaptability to various surfaces while maintaining manufacturing feasibility through localized variation rather than complete uniformity.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The fiber assembly is segmented into multiple regions with different fiber length characteristics. The patent divides the fiber assembly into a first region and a second region, where each region has distinct fiber length properties. This segmentation enables the cleaning element to address different cleaning requirements in different areas, enhancing versatility without requiring a completely complex manufacturing process.

Inventive Principle:
Principle #1Segmentation

2Device complexity

If the bonding structure uses a single bonding line, then the device complexity is low, but the fiber length variation and cleaning optimization are limited

Engineering Contradiction:
Improvebonding structure complexityVSAvoidcleaning efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The bonding structure is segmented into multiple bonding lines (first bonding line and second bonding line) that are positioned at different locations. The first bonding line is associated with the first region and the second bonding line with the second region. This segmentation of the bonding structure enables precise control over fiber length in different regions, thereby optimizing cleaning efficiency without requiring excessive structural complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The bonding structure implements local quality by having different bonding lines positioned at specific locations to create localized fiber length variations. The first bonding line and second bonding line are disposed at different positions, allowing each region to have optimized fiber properties for its specific cleaning function. This localized bonding approach improves cleaning efficiency while maintaining reasonable device complexity.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If the cleaning element has fixed fiber length throughout, then the manufacturing process is simple, but the adaptability to different cleaning tasks is reduced

Engineering Contradiction:
Improvefiber assembly manufacturingVSAvoidcleaning task adaptability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The fiber assembly incorporates local quality by having different fiber lengths in different regions. The first region contains fibers of a first length while the second region contains fibers of a second length. This localized variation in fiber properties allows the cleaning element to adapt to different cleaning tasks and surfaces while still maintaining a relatively simple manufacturing process that only requires localized fiber placement or cutting variations.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The fiber assembly introduces dynamic characteristics by having variable fiber lengths rather than a fixed uniform length. This allows the cleaning element to dynamically adapt to different cleaning requirements through the distributed variation in fiber length, providing versatility for different cleaning tasks while maintaining ease of manufacture through systematic fiber arrangement.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP2415381B1Cleaning implement and cleaning body
Publication Date: 2018.08.08 UNI CHARM CORP
  • EP2415381B1 patent drawingFigure 1
  • EP2415381B1 patent drawingFigure 2
  • EP2415381B1 patent drawingFigure 3

AI summary

It is an object of the invention to provide an improved cleaning tool having a cleaning element for cleaning an object to be cleaned. The representative cleaning element includes a pair of right and left elongate split cleaning parts, each having an insert hole 115 for receiving a holding element 142. A space 125 is provided between the split cleaning parts such that the object to be cleaned can be inserted into the space. A third bonded part 123 defmes an outer side of the insert hole 115. The third bonded part 123 includes a bonding line 123c which extends straight in the longitudinal direction of the cleaning element in a front end region of the cleaning element, a bonding line 123b which is formed rearward of the bonding line 123c in the cleaning element and extends straight in the longitudinal direction of the cleaning element, and a bonding line 123a which is formed rearward of the bonding line 123b in the cleaning element and extends straight in the longitudinal direction of the cleaning element. The bonding line 123b is formed outward of the bonding lines 123a, 123c in the cleaning element.