Power-Tool Can Mixer for Uniform Paint Shaking

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Solution Overview

Problem

Retail users face challenges in evenly mixing small liquid or aerosol paint cans due to the lack of suitable shakers, leading to manual shaking that is inconvenient and often results in uneven mixing, which can affect paint application quality.

Innovation Solution

A can mixing device configured to couple with a power tool, such as a reciprocating saw, allowing for efficient mixing of cans of varying sizes with minimal manual effort by generating reciprocating movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If commercial paint shakers are used, then large paint containers can be shaken effectively, but the device becomes bulky and expensive with limited utility for retail users

Engineering Contradiction:
Improvepaint mixing efficiencyVSAvoiddevice size and cost
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The device is divided into separate functional components: a base plate for stability, a power tool interface for actuation, and a can-holding structure. This segmentation allows the device to be compact yet effective, suitable for retail users while maintaining mixing efficiency

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device is designed to accommodate multiple types of paint cans (liquid or aerosol) of varying sizes by using an adjustable can-holding mechanism. This multi-functionality allows a single compact device to serve various mixing needs without requiring multiple specialized tools

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

2Ease of operation

If manual can shaking is performed, then no additional device is needed, but the process becomes inconvenient and results in uneven mixing

Engineering Contradiction:
Improvemixing convenienceVSAvoidmixing uniformity
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The device utilizes the reciprocating motion of a power tool to generate mechanical vibration and shaking of the paint can. This mechanical action ensures thorough and uniform mixing of paint ingredients without requiring manual effort, achieving both ease of operation and mixing precision

Inventive Principle:
Principle #18Mechanical vibration

Solution Approach 2:

The device acts as an intermediary between the power tool and the paint can, transferring the power tool's reciprocating motion to the can to achieve effective mixing. This intermediary mechanism eliminates the need for direct manual shaking while ensuring uniform mixing results

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If vigorous manual shaking is performed, then paint ingredients can be mixed, but user inconvenience increases especially for long periods

Engineering Contradiction:
Improveingredient mixing thoroughnessVSAvoiduser convenience
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The device enables self-service mixing by using the power tool's own reciprocating motion to shake the paint can. The system serves itself by converting the power tool's operational motion into mixing action, eliminating the need for continuous manual intervention while maintaining thorough mixing

Inventive Principle:
Principle #25Self-service

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 mixing of paint ingredients in small cans with reduced manual effort, ensuring even distribution and improving paint application quality.

Implementation Method 1

The device may be configured to couple with a power tool, e.g., a hand-held reciprocating saw, which may generate device reciprocating movement when a user activates the power tool.

Methodology Applied
Scientific EffectReciprocating movement:

Data Source

PatentUS12594530B2Can mixing device
Publication Date: 2026.04.07 BEYOND CENTERLINE SOLUTIONS LLC
  • US12594530B2 patent drawing
  • US12594530B2 patent drawing
  • US12594530B2 patent drawing

AI summary

A can mixing device is disclosed. The device may include a base plate having a base plate proximal surface and a base plate distal surface. The device may further include a first rod having a first rod proximal end and a first rod distal end. The first rod distal end may be attached to a center portion of the base plate proximal surface. The device may further include a top plate having a first hole in a top plate center portion. The top plate may be configured to slide along a first rod length through the first hole. Further, the top plate may be attached to the first rod proximal end via a fastening member. Furthermore, the device may include a connection member attached to the base plate distal surface. The connection member may be configured to removably couple with a power tool configured to generate a device reciprocating movement.