Power-Driven Paint Roller Cleaning and Stirring Assembly

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Solution Overview

Problem

Existing multi-tool devices are inadequate for efficiently stirring paint and cleaning paint rollers, as they lack a comprehensive solution for rotating paint rollers and effectively mixing paint within containers.

Innovation Solution

A multi-tool device comprising a shaft with a hooked end for power tool integration, a first cylinder for paint roller rotation, and a plurality of fins and second cylinders for paint agitation, allowing for efficient cleaning of rollers and stirring of paint containers using a power tool.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a power tool is used to rotate the paint roller, then cleaning efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvecleaning efficiencyVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The attachment assembly is designed to perform multiple functions: it can attach to paint rollers of different sizes, function as a cleaning tool when attached to rollers, and serve as a stirring tool when detached. The universal shaft design with interchangeable cylinders enables one device to handle various painting tasks, resolving the contradiction by consolidating multiple functions into a single attachment system.

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

Solution Approach 2:

The device is divided into separable components: a shaft, a first cylinder for roller attachment, and a second cylinder for stirring. This segmentation allows the user to attach only the necessary component for each task, reducing the effective device complexity while maintaining high cleaning efficiency when the roller attachment is needed.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the device accommodates various roller sizes, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improveroller size accommodationVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The first cylinder is designed with adjustable parameters including its length and the position of its open end, allowing it to accommodate paint rollers of different diameters. By modifying these dimensional parameters, the device can adapt to various roller sizes without requiring completely different attachment mechanisms, thus improving versatility while controlling complexity.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If fins are used for paint agitation, then stirring effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improvestirring effectivenessVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The stirring function is merged with the roller cleaning function by integrating fins onto the first cylinder structure. The fins extend from the cylinder surface and perform paint agitation when the cylinder is inserted into the paint container, while the same cylinder structure serves as the attachment point for paint rollers. This merging eliminates the need for separate stirring and cleaning devices.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The first cylinder serves dual purposes: it acts as an attachment interface for paint rollers during cleaning operations, and simultaneously functions as a stirring implement when inserted into paint containers. The fins attached to the cylinder enable effective paint agitation, providing multi-functionality that resolves the contradiction between stirring effectiveness and device complexity.

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

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

Enables efficient rotation of paint rollers for paint removal and thorough mixing of paint within containers, accommodating various roller sizes and container volumes, enhancing cleaning and stirring operations.

Implementation Method 1

A first cylinder insertably receives the shaft thereby facilitating the first cylinder to be inserted into an open end of a paint roller. Thus, the power tool can rotate the paint roller for cleaning paint off of the paint roller.

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

A plurality of fins is each coupled to and extends away from the first cylinder for stirring paint in the paint container.

Methodology Applied
Scientific EffectTurbulence: Turbulence

Data Source

PatentUS11148108B2Paint multi-tool assembly
Publication Date: 2021.10.19 HEDGECOCK AARON
  • US11148108B2 patent drawing
  • US11148108B2 patent drawing
  • US11148108B2 patent drawing

AI summary

A paint multi-tool assembly includes a shaft that has a hooked end that is insertable into a power tool thereby facilitating the shaft to be rotated when the power tool is turned on. A first cylinder insertably receives the shaft thereby facilitating the first cylinder to be inserted into an open end of a paint roller. Thus, the power tool can rotate the paint roller for cleaning paint off of the paint roller. A plurality of fins is each coupled to and extends away from the first cylinder for stirring paint in the paint container. A second cylinder is coupled to each of the fins such that the second cylinder is spaced from the first cylinder. In this way the second cylinder can be inserted into the paint container or be inserted into the open end of the paint roller.