Hand-held cleaning tool for front-loading washing machines
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Solution Overview
Problem
Front-loading washing machines face issues with lint, dirt, moisture, mold, mildew, and hair accumulation in the gasket and bellows assembly, leading to foul odors and potential damage, which existing cleaning methods are inadequate in addressing effectively.
Innovation Solution
A hand-held cleaning tool with an elongated handle and flexible head designed to reach and clean the gasket and bellows assembly, featuring a semi-flexible head with cleaning surfaces or bristles to remove debris and mold, allowing for effective cleaning without damaging the machine components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional cleaning methods (wiping with cloth or using machine cycles) are used, then the cleaning process is simple, but they cannot effectively reach and remove debris from the gasket and bellows assembly
Solution Approach 1:
The cleaning tool is divided into distinct functional segments: a handle for grip and leverage, a shaft for reach, and a head with cleaning elements (brushes and scrapers) for different cleaning tasks. This segmentation allows each part to be optimized for its specific function while maintaining overall simplicity.
Solution Approach 2:
The cleaning tool extends into the third dimension by using a long shaft to reach deep into the bellows assembly and gasket areas that are inaccessible from the surface. This dimensional extension allows effective cleaning of hard-to-reach areas without increasing horizontal or vertical footprint.
2Area of stationary object
If the cleaning tool reaches deep into the bellows assembly and gasket area, then it can effectively clean hidden areas, but the tool becomes longer and more cumbersome
Solution Approach 1:
The cleaning head is designed to be flexible and adaptable, allowing it to bend and conform to the contours of the bellows assembly and gasket. This dynamic capability enables the tool to navigate tight spaces and irregular surfaces without requiring excessive length or complexity.
Solution Approach 2:
The cleaning tool incorporates multiple cleaning elements (brushes of different stiffness, scrapers, and absorbent materials) in a single device, allowing it to handle various cleaning tasks (loose debris, stubborn residue, moisture) without requiring multiple separate tools, thus improving maneuverability while maintaining comprehensive cleaning coverage.
3Reliability
If strong bleach solution is used to clean the bellows assembly, then mold and mildew are effectively removed, but the cleaning process becomes hazardous and damages the bellows material
Solution Approach 1:
The tool replaces chemical cleaning methods with mechanical cleaning elements (brushes, scrapers, and absorbent materials) that physically remove mold, mildew, and debris without introducing harsh chemicals that could damage the bellows assembly or gasket material.
Solution Approach 2:
The cleaning tool acts as an intermediary between the user and the delicate bellows assembly, providing controlled mechanical action that is gentler than direct chemical application while still effectively removing contaminants. The tool's design ensures even pressure distribution to prevent damage during cleaning.
Data Source
AI summary
A hand tool designed to remove lint, dirt, moisture, mold, mildew, hair, and other loose objects from the gasket that is used to seal the access door of a front-loading washing machine and from between the flexible folds in the bellows assembly around the access door of a front-loading washing machine.