Threaded Brush Holder Extension Pole Attachment

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Solution Overview

Problem

Painters face safety concerns and inefficiencies when using ladders to reach high surfaces while painting, as they require frequent repositioning and can be hazardous.

Innovation Solution

A paintbrush holder with a hollow, box-like upper structure and a longitudinal staff with female threads at the lower end, allowing secure attachment to an extension pole with male threads, enabling greater reach and stability for painting hard-to-reach surfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Length of moving object

If a ladder is used to reach high surfaces for painting, then the painter can access elevated areas, but safety risks increase and frequent repositioning is required

Engineering Contradiction:
Improvereach heightVSAvoidsafety
Core Design Contradiction:
Length of moving objectVSReliability

Solution Approach 1:

The painting system is segmented into modular components: a brush holder unit that can be detached and reattached to extension poles of varying lengths. This allows the painter to adjust the reach height by changing pole length rather than using a ladder, eliminating safety risks while maintaining accessibility to elevated surfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The brush holder with extension pole serves as an intermediary tool that transfers the painting function from the painter's direct hand to an extended reach mechanism. This intermediary system provides stable support for the brush while extending reach, replacing the need for ladder-based access and improving safety.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Length of moving object

If a ladder is used to reach high surfaces, then painting can be performed, but time consumption increases due to frequent repositioning

Engineering Contradiction:
Improvereach heightVSAvoidtime consumption
Core Design Contradiction:
Length of moving objectVSLoss of time

Solution Approach 1:

The extension pole system provides dynamic adjustability, allowing the painter to configure the optimal reach length for each painting task. Once set up, the system maintains stable positioning without requiring frequent repositioning, as the extended reach allows coverage of larger vertical areas from a single ground position.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If various sized paint brushes are used, then different painting tasks can be performed, but brush changing efficiency decreases

Engineering Contradiction:
Improvebrush size varietyVSAvoidbrush changing efficiency
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The brush holder is designed with a universal gripping mechanism that can securely hold paint brushes of various sizes and shapes. The holder's interior contours are shaped to accommodate different brush types, allowing painters to switch between brush sizes for different tasks without requiring specialized holders for each brush type, thereby maintaining brush changing efficiency.

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

Data Source

PatentUS8839480B2Extend-a-brush
Publication Date: 2014.09.23 THOMAS RAIMUNDO AUGUSTO
  • US8839480B2 patent drawing
  • US8839480B2 patent drawing
  • US8839480B2 patent drawing

AI summary

Disclosed is a brush holder having a hollow, box-like upper structure with interior contours conformable to the shape of the ferrule and heel of a paintbrush. The lower structure of the brush holder comprises a hollow, primarily longitudinal staff, said staff affixed at its top end to the brush holder. The lower, open end of the staff comprises a circular opening with interior female threads. By use of an extension pole having compatible male threads at one end, a workman, after insertion of a paintbrush into said brush holder, may engage the threads of the brush holder with the threads of the extension pole until a firm and secure attachment is achieved. In this manner, there is provided a greater range of brush contact for applying paint to an otherwise hard-to-reach surface.