Adjustable Paint Brush Holder for Container Compatibility

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Solution Overview

Problem

Conventional paint brush holders fail to securely attach to variously configured paint containers, often leading to accidental displacement of the tool and do not accommodate varying fluid levels, which can damage the brush applicator.

Innovation Solution

A removably attachable paint brush holder with a handle-gripping element that allows for vertical adjustment of the paint brush within the container, securely gripping the brush handle and accommodating different container sizes and fluid levels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Object-affected harmful factors

If a conventional paint brush holder is used to suspend the paint applicator above the container bottom, then the applicator is protected from permanent damage, but the holder fails to securely attach to variously configured containers, leading to accidental displacement

Engineering Contradiction:
Improveprotection of applicator from damageVSAvoidsecure attachment to container
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The holder body is designed with a universal attachment mechanism featuring an enlarged opening that can accommodate various container configurations (different sizes, shapes, and rim structures). The resilient attachment element can engage with different container surfaces, allowing the same holder design to work across multiple container types while maintaining secure attachment and applicator protection

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

Solution Approach 2:

The attachment element incorporates a resilient (spring-like) component that provides dynamic engagement with the container. This resilient mechanism allows the holder to adapt to slight variations in container surface geometry while maintaining reliable attachment, preventing accidental displacement while preserving the applicator's suspended position

Inventive Principle:
Principle #15Dynamics

2Device complexity

If a conventional dedicated brush holder design is used for a single container configuration, then the holder can be simple in design, but it is unable to be used with variously configured containers

Engineering Contradiction:
Improvesimplicity of holder designVSAvoidcompatibility with various container configurations
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The holder employs a universal attachment system where the body's enlarged opening and the resilient attachment element are designed to accommodate multiple container types. This allows a single, relatively simple holder design to serve multiple container configurations without requiring complex adjustment mechanisms, achieving versatility through clever geometric design rather than complexity

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

3Device complexity

If the paint applicator is positioned at a fixed location within the container, then the holder structure is simple, but it fails to accommodate varying fluid levels, risking submersion or displacement

Engineering Contradiction:
Improvesimplicity of holder structureVSAvoidaccommodation of varying fluid levels
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The brush support surface is designed to be movable along the container wall, allowing the applicator position to be adjusted dynamically. This enables the system to adapt to different fluid levels - when fluid rises, the applicator can be repositioned higher to avoid submersion, and when fluid level drops, it can be positioned lower. The movable design maintains structural simplicity while providing necessary adaptability

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS7500580B2Paint brush holder for a paint can
Publication Date: 2009.03.10 HAWKINS PAINTING PROD LLC
  • US7500580B2 patent drawing
  • US7500580B2 patent drawing
  • US7500580B2 patent drawing

AI summary

The paint brush holder includes a body removably attachable to a paint container. A gripping element is supported on the body so as to be positioned over the open top of the container. The gripping element releasably grips the handle portion of the paint brush along the length thereof, so that the position of the paint brush is vertically adjustable.