Field Dressing Tool with Splitting Head for Bone Management

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Solution Overview

Problem

Existing field dressing tools for large game animals are difficult for average hunters to use efficiently, posing a challenge in effectively dressing game in the field without rupturing bladder or urethra.

Innovation Solution

A field dressing tool with a head having a body with a first end featuring a concave surface with sharpened edges and a second end with a planar impact surface, designed to facilitate cutting and splitting bones to prevent rupture of bladder and urethra during the dressing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional field dressing tool is used, then the tool structure is simple, but the ease of operation deteriorates because it is difficult for average hunters to use efficiently

Engineering Contradiction:
Improveease of operationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines multiple functions (cutting, splitting, and impacting) into a single integrated head structure. The head includes a cutting surface with sharpened edges for cutting and a separate impacting surface for splitting bones, merging what would traditionally require multiple separate tools into one unified device, thereby improving ease of operation without excessive complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The head is designed to perform multiple functions: the cutting surface with sharpened edges facilitates cutting of tissue and bone, while the impacting surface receives hammer blows to split bones. This multi-functional design allows a single tool to handle various dressing tasks that would otherwise require multiple specialized tools, improving ease of operation

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

2Reliability

If existing field dressing tools are used, then the device complexity is low, but the reliability deteriorates because they may rupture bladder or urethra during dressing

Engineering Contradiction:
ImprovereliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The head features a specifically designed geometry with a cutting surface that has sharpened edges positioned at specific locations, and an impacting surface with particular dimensions and shape. This localized optimization of structural properties ensures that cutting and impacting forces are applied precisely where needed, reducing the risk of accidental rupture of bladder or urethra while maintaining straightforward device construction

Inventive Principle:
Principle #3Local quality

3Productivity

If manual cutting methods are used, then the device complexity is simple, but the productivity deteriorates because field dressing is time-consuming and inefficient

Engineering Contradiction:
ImproveproductivityVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

By integrating cutting and impacting functions in one head structure, the tool enables hunters to perform multiple dressing operations more quickly without switching between tools. The cutting surface with sharpened edges allows efficient tissue separation, while the impacting surface enables rapid bone splitting, collectively improving field dressing productivity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The sharpened edges on the cutting surface are pre-formed during manufacturing, allowing the tool to be ready for immediate use. The head geometry is pre-configured with optimal cutting and impacting surfaces, enabling hunters to perform field dressing operations efficiently without requiring additional preparation or tool adjustment in the field

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The tool enables efficient and sanitary field dressing of large game by preventing rupture of bladder and urethra, allowing for safe removal of intestines without contaminating the meat.

Implementation Method 1

The surface may include a sharpened edge to facilitate cutting of bone

Methodology Applied
Scientific EffectMechanical cutting: Fracture Mechanics

Implementation Method 2

The planar surface may be configured as an impact surface to receive an impact from a hammer

Methodology Applied
Scientific EffectImpact force: Impact Force

Data Source

PatentUS12274270B1Field dressing tool
Publication Date: 2025.04.15 TURNER JOE M
  • US12274270B1 patent drawing
  • US12274270B1 patent drawing
  • US12274270B1 patent drawing

AI summary

A field dressing tool is a hatchet shaped tool having a U-shaped cutting tool opposite the hatchet blade. The interior of the U-shaped cutting tool has sharp edge to facilitate cutting of bone. The sharpened edge may extend to form a hook. The handle may include a stem that extends from the head and a gripping portion encircling a portion of the stem that facilitates grabbing and manipulating the handle.