Multi-tooled Hammer with Internal Shank-Lock Mechanism

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Solution Overview

Problem

The existing array of hand-tools is often cumbersome and expensive, leading to situations where users lack the ideal tool for specific tasks, resulting in injuries, tool damage, and frustration due to the need for a wide variety of tools.

Innovation Solution

A multiple-tooled hammer apparatus with an internal socket that can receive auxiliary tools, allowing for versatile use by incorporating a shank-way within the hammer for tool attachment and a shank-lock mechanism for secure positioning, enabling the hammer to function as a multi-tool for various tasks.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a large collection of hand-tools is used to cover various jobs and needs, then the versatility and capability to perform specific tasks is improved, but the cost and burden of carrying and managing equipment increases

Engineering Contradiction:
ImproveversatilityVSAvoidburden
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The hammer is designed with a universal interface (internal socket) that can accept multiple auxiliary tools with different functions (wrench, chisel, screwdriver, etc.). This allows a single base tool to perform multiple tasks that would otherwise require separate dedicated tools, directly resolving the contradiction between versatility and burden.

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

Solution Approach 2:

The invention merges the functions of multiple hand-tools into a single integrated system. The base hammer combines with various auxiliary tools through the internal socket interface, creating a multi-functional device that consolidates what would traditionally be separate tools into one unified apparatus.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of operation

If users work with the tool or tools at hand rather than having the ideal tool for a given need, then the simplicity and availability is improved, but the risk of injury and tool damage increases

Engineering Contradiction:
ImproveavailabilityVSAvoidsafety
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The hammer provides safe and appropriate tools for various tasks without requiring users to improvise with unsuitable tools. The internal socket interface ensures that auxiliary tools are securely retained during use, preventing tool failure and injury while maintaining ease of operation.

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

Solution Approach 2:

The auxiliary tools can be easily replaced if damaged or worn, providing a cost-effective solution where individual attachment tools can be swapped out without replacing the entire system. This allows users to maintain safety by replacing worn tools rather than risking injury with deteriorating equipment.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Adaptability or versatility

If multiple separate hand-tools are carried to cover all needs, then the capability to perform specific tasks is improved, but the portability and convenience decreases

Engineering Contradiction:
ImprovecapabilityVSAvoidportability
Core Design Contradiction:
Adaptability or versatilityVSWeight of moving object

Solution Approach 1:

The invention merges multiple separate tools into one consolidated device. By attaching various auxiliary tools to the single hammer body via the internal socket, users carry one tool instead of multiple separate tools, significantly reducing the total weight and improving portability while maintaining full capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The universal interface design allows one hammer to replace multiple specialized tools. Users gain the capability of having wrenches, chisels, screwdrivers, and other tools available, all integrated into a single portable unit that weighs much less than carrying each tool separately.

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

Data Source

PatentUS10124478B2Multiple-tooled hammer
Publication Date: 2018.11.13 NICHOLLS J ROBERT
  • US10124478B2 patent drawing
  • US10124478B2 patent drawing
  • US10124478B2 patent drawing

AI summary

A multi-tooled hammer with an auxiliary tool mountable to the hammer, the hammer including a hammer-head attached to a handle, the hammer-head including a top-end and the handle including a butt-end. The hammer also has a shank-way defining an internal passage within the hammer, from the top end of the hammer-head to the butt-end of the handle. The auxiliary tool has a tool-head and a tool-shank, with the tool-shank receivable into the shank-way of the hammer, and the tool-head augmented by the hammer in tasks performed by the multi-tooled hammer. The multi-tooled hammer is a versatile, practical, and effective hand-tool for both experienced and unskilled tool users.