Adjustable Tool Holder With Threaded and Clamp Connectors

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Solution Overview

Problem

Conventional extension poles with threaded or frictional connectors are not easily adaptable to a wide range of manual tools, and existing adaptors are difficult to use and unreliable.

Innovation Solution

An adjustable tool holder with a distally extending tool support featuring a first tool connector for threaded connection and a second tool connector for clamp-type connection, allowing for interchangeable use with various tools by shifting the connectors relative to each other.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a threaded connector or frictional connector is used in a conventional extension pole, then the connection is simple in structure, but the adaptability to a wide range of manual tools is poor

Engineering Contradiction:
Improveadaptability to various manual toolsVSAvoidconnector structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The tool holder integrates multiple connector types (threaded connector and frictional connector) into a single device, enabling it to connect with various manual tools that have different connection requirements. This multi-functional design allows one device to perform the work of multiple specialized connectors, thereby improving adaptability without proportionally increasing complexity.

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

Solution Approach 2:

The tool holder is divided into separate connector components (threaded connector and frictional connector) that can be independently selected and positioned. This segmentation allows each connector type to be optimized for its specific function while being part of a unified system, enabling versatile tool compatibility without requiring a completely complex integrated structure.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If extension pole adaptors are used to change connector types, then the adaptability is improved, but the device becomes difficult to use and the connection becomes unreliable

Engineering Contradiction:
Improveconnector type compatibilityVSAvoidconnection reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

Instead of using separate adaptors that attach to the extension pole, the invention merges multiple connector types directly into the tool holder itself. This integration eliminates the need for intermediate adaptor components, reducing potential failure points and improving connection reliability while maintaining the ability to connect with various tool types.

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If extension pole adaptors are used to change connector types, then the adaptability is improved, but the device size increases making it easy to misplace or lose

Engineering Contradiction:
Improveconnector type compatibilityVSAvoidadaptor size
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The tool holder is designed as a universal interface that incorporates multiple connector types within a compact form factor. By integrating rather than adding separate adaptors, the design achieves multi-tool compatibility without proportionally increasing the size that would make the device prone to being misplaced or lost.

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

Data Source

PatentUS12214481B2Angularly adjustable tool connection having threaded connector and clamp-type connector
Publication Date: 2025.02.04 GORDON BRUSH MFG CO INC
  • US12214481B2 patent drawing
  • US12214481B2 patent drawing
  • US12214481B2 patent drawing

AI summary

An adjustable tool holder is configured for interchangeable use with a variety of tools provided with different connection elements. The connection elements include at least a first connection element configured for a first manner of connection with the tool holder and a second connection element configured for a second manner of connection with the tool holder. The tool holder includes a distally extending tool support operable to detachably support each of the tools. The tool support includes a first tool connector configured to releasably connect with the first connection element in the first manner of connection. The tool support includes a second tool connector configured to releasably connect with the second connection element in the second manner of connection.