Portable Game Dispatch Tool With Curved Shank and Choke Tube Grip

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Solution Overview

Problem

Existing methods for dispatching wounded game are often messy, cause unnecessary pain, and are difficult to carry in the field, making them unsuitable for humane and efficient game dispatching.

Innovation Solution

A portable tool with a shank and grip configuration that allows for quick and humane dispatching of wounded game by penetrating below the skull to reach the brain/brain stem, along with integrated features for removing choke tubes and jammed cartridges from firearms.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional methods (vice, pliers) are used to crush the bird's head, then the game is dispatched, but it causes unnecessary pain, creates a mess, and is difficult to carry in the field

Engineering Contradiction:
Improveease of carryingVSAvoidunnecessary pain and mess
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent replaces the mechanical crushing system (vice, pliers) with a penetrating system using a sharp pointed tool. Instead of applying compressive force to crush the skull, the tool delivers a penetrating force through the beak and into the brain, substituting one mechanical mechanism for another that achieves the same dispatch function with less pain and mess

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent extracts the essential function of dispatching from the crushing mechanism and implements it through a different physical approach - penetration. By removing the need for crushing and instead using a focused penetrating action, the system eliminates the harmful effects of skull fragmentation and excessive force while maintaining the dispatch function

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If a portable tool is used for dispatching, then ease of carrying is improved, but the tool must still be effective at quickly penetrating the skull and reaching the brain

Engineering Contradiction:
ImproveportabilityVSAvoideffectiveness of dispatch
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The tool is segmented into distinct functional components: a handle for grip and control, a shaft for structural support and force transmission, and a pointed tip for penetration. This segmentation allows each part to be optimized for its specific function while maintaining overall portability and effectiveness

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent incorporates curved or angled designs in the tool's shaft or tip configuration to optimize the penetration angle and force application. The curvature allows the tool to better conform to the bird's head anatomy, improving reliability of penetration while keeping the tool compact for portability

Inventive Principle:
Principle #14Spheroidality (Curvature)

3Device complexity

If a simple pointed tool is used for penetration, then portability is improved, but additional functions (choke tube removal, cartridge extraction) are not provided

Engineering Contradiction:
Improvesimplicity of toolVSAvoidmultiple functions
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent integrates multiple functions into a single tool: the pointed tip serves for brain penetration and dispatch, while additional features such as a forked tip or integrated wrench components enable choke tube removal and cartridge extraction. This multi-functionality maintains relative simplicity while significantly enhancing adaptability

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

Solution Approach 2:

The patent merges previously separate tools (dispatching tool, choke tube wrench, cartridge extractor) into a single integrated device. By combining these functions into one tool with unified structural elements, the patent reduces the number of items hunters must carry while maintaining all necessary capabilities

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12495805B2Method and system for humanely dispatching wounded game
Publication Date: 2025.12.16 MAESTAS DAVID
  • US12495805B2 patent drawing
  • US12495805B2 patent drawing
  • US12495805B2 patent drawing

AI summary

A method, system, and apparatus for humanely dispatching wounded game in the field comprises a shank with a connecting end, a curved region, and a pointed end connected to a grip formed at the connecting end of the shank, and a finger loop. The grip can further comprise a series or flattened portions configured to engage the gaps in a choke tube in order to remove the choke tube.