Removable Grout Brush Attachment for Simultaneous Tile Cleaning

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Solution Overview

Problem

Current cleaning methods for tile and grout are labor-intensive and inefficient, requiring separate processes for each surface, which can lead to uneven cleaning and strain on users due to the need to kneel for extended periods.

Innovation Solution

A multiple leveled surface cleaning system with a cleaning head and interchangeable brush and pad that can articulate to reach both tile and grout surfaces simultaneously, allowing for efficient cleaning of both surfaces with a single tool.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If separate processes are used to clean grout and tile, then each surface can be cleaned thoroughly, but the cleaning time and labor effort are doubled

Engineering Contradiction:
Improvecleaning thoroughnessVSAvoidcleaning time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent combines grout cleaning and tile cleaning functions into a single cleaning head assembly. The cleaning system integrates a grout cleaning brush and a tile cleaning pad that work simultaneously, allowing both surfaces to be cleaned in one pass rather than requiring separate cleaning processes.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cleaning head is designed with multi-functionality to perform both grout cleaning and tile cleaning operations. The interchangeable brush and pad components, along with the adjustable cleaning head, enable the system to handle multiple cleaning tasks with a single device, reducing the need for multiple specialized tools.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Manufacturing precision

If hand held devices are used for grout cleaning, then grout can be cleaned effectively, but the user experiences back strain and discomfort from kneeling

Engineering Contradiction:
Improvegrout cleaning effectivenessVSAvoiduser comfort
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent introduces a long handle extension that elevates the cleaning head to a more ergonomic working height. This dimensional change allows the user to clean grout without kneeling or bending excessively, transferring the cleaning action from a low-position hand-held device to a higher-position extended tool that maintains effective cleaning contact with the grout lines.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Area of stationary object

If a single flat cleaning pad is used, then tile surfaces can be cleaned, but grout lines beneath the tile surface cannot be reached

Engineering Contradiction:
Improvetile cleaning coverageVSAvoidmulti-surface cleaning capability
Core Design Contradiction:
Area of stationary objectVSAdaptability or versatility

Solution Approach 1:

The cleaning system is segmented into distinct functional components: a flat tile cleaning pad for broad tile surface coverage and a grout cleaning brush with protruding bristles for reaching into grout lines. These segmented components are integrated into a single cleaning head, allowing the system to address both tile and grout surfaces simultaneously with differentiated cleaning mechanisms.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning head features articulation and adjustability that allow it to dynamically adapt to different cleaning needs. The cleaning head can be positioned and angled to optimize contact with both flat tile surfaces and recessed grout lines, providing versatile cleaning capability across multiple surface types and geometries.

Inventive Principle:
Principle #15Dynamics

4Manufacturing precision

If custom made systems are used for specific tile designs, then cleaning precision can be improved, but the device complexity and cost increase

Engineering Contradiction:
Improvecleaning precision for specific designsVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent employs a universal cleaning head design with interchangeable components that can accommodate various tile designs and configurations. Rather than creating custom systems for each tile type, the modular cleaning head with adjustable brushes and pads provides adaptable cleaning capability across different tile patterns, sizes, and layouts, reducing complexity while maintaining precision.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11406241B2Tile and grout cleaning pads and tools
Publication Date: 2022.08.09 PELLEGRINO LEONARD
  • US11406241B2 patent drawing
  • US11406241B2 patent drawing
  • US11406241B2 patent drawing

AI summary

A disposable cleaning pad having a grout cleaning brush includes a bristle attachment for use with a disposable pad. The bristle attachment is molded into a rectangular base piece forming a stand-alone removable brush that can be removably attached to a disposable pad. A top rectangular piece of similar dimensions to the base is connected to the end portion of the base by way of a hinge. The ends opposite the hinge have mating clasps that allow for the brush assembly to be securely yet removably fastened to an existing cleaning pad which is then mounted in the normal manner to the cleaning system. The brush assembly enjoys a longer life than that expected from a disposable cleaning pad thus the brush assembly may be reused many times before it needs to be replaced.